{"id":5413,"date":"2023-02-28T14:54:26","date_gmt":"2023-02-28T05:54:26","guid":{"rendered":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/?p=5413"},"modified":"2023-03-14T16:14:36","modified_gmt":"2023-03-14T07:14:36","slug":"maxima-%e3%81%a72%e6%9b%b2%e7%b7%9a%e3%81%ae%e6%8f%8f%e7%94%bb%e7%af%84%e5%9b%b2%e3%82%92%e5%80%8b%e5%88%a5%e3%81%ab%e8%a8%ad%e5%ae%9a%e3%81%97%e3%81%a6draw2d%ef%bc%88%e5%a1%97%e3%82%8a%e3%81%a4","status":"publish","type":"post","link":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/5413\/","title":{"rendered":"Maxima \u30672\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3092\u500b\u5225\u306b\u8a2d\u5b9a\u3057\u3066 draw2d \u3068\u5857\u308a\u3064\u3076\u3057"},"content":{"rendered":"<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<p>\u300c<a href=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/5405\/\">gnuplot \u30672\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3092\u500b\u5225\u306b\u8a2d\u5b9a\u3057\u3066 plot \u3068\u5857\u308a\u3064\u3076\u3057<\/a>\u300d \u306e Maxima \u7248\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><!--more--><\/p>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<p>\u4ee5\u4e0b\u306e\u5225\u30da\u30fc\u30b8\u3067\u30e1\u30e2\u3057\u3066\u304a\u3044\u305f\u5185\u5bb9\u3092\u3082\u3046\u5c11\u3057\u304b\u307f\u304f\u3060\u3044\u3066\u3002<\/p>\n<ul>\n<li>\u53c2\u8003\uff1a<a href=\"https:\/\/home.hirosaki-u.ac.jp\/heroic-2020\/1722\/\">gnuplot \u306e plot \u3067\u500b\u5225\u7bc4\u56f2\u6307\u5b9a\u3068\uff12\u66f2\u7dda\u9593\u306e\u9818\u57df\u3092\u5857\u308a\u3064\u3076\u3057<\/a><\/li>\n<li>\u53c2\u8003\uff1a<a href=\"https:\/\/home.hirosaki-u.ac.jp\/heroic-2020\/1801\/\">Maxima \u306e draw2d \u30672\u66f2\u7dda\u9593\u306e\u9818\u57df\u3092\u5857\u308a\u3064\u3076\u3057\u3068\u30b0\u30e9\u30d5\u306e\u66f8\u304d\u51fa\u3057<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u540c\u4e00\u306e\u63cf\u753b\u7bc4\u56f2\u30672\u672c\u306e\u66f2\u7dda\u3092-draw2d()\">\u540c\u4e00\u306e\u63cf\u753b\u7bc4\u56f2\u30672\u672c\u306e\u66f2\u7dda\u3092 draw2d()<\/h3>\n<p>Maxima \u306e <code>draw2d()<\/code> \u30672\u3064\u306e\u967d\u95a2\u6570\u306e\u66f2\u7dda\u3092\u540c\u6642\u306b\u30b0\u30e9\u30d5\u306b\u3059\u308b\u5834\u5408\uff0c\u63cf\u753b\u7bc4\u56f2\u304c\u540c\u3058\u3067\u3042\u3063\u3066\u3082\uff0c\u305d\u308c\u305e\u308c\u6307\u5b9a\u3057\u3066\u3084\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\uff0c\u66f2\u7dda\u306e\u8272\u3082\u660e\u793a\u7684\u306b\u6307\u5b9a\u3057\u306a\u3044\u3068\u540c\u3058\u8272\u306b\u306a\u3063\u3066\u533a\u5225\u304c\u3064\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u4f8b\u3067\u306f $y=\\cos x$ \u3068 $y=\\sin x$ \u3092 $0 \\leq x \\leq 2\\pi$ \u306e\u7bc4\u56f2\u3067 <code>draw2d()<\/code> \u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[1]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">black<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5452\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri01.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"2\u672c\u306e\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3092\u500b\u5225\u306b\u8a2d\u5b9a\u3057\u3066-draw2d()\">2\u672c\u306e\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3092\u500b\u5225\u306b\u8a2d\u5b9a\u3057\u3066 draw2d()<\/h3>\n<p>2\u3064\u306e\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3092\u305d\u308c\u305e\u308c\u5225\u306b\uff0c\u307e\u305f\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3068\u30b0\u30e9\u30d5\u306e\u8868\u793a\u7bc4\u56f2\u3092\u72ec\u7acb\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u4f8b\u3067\u306f\uff0c\u30b0\u30e9\u30d5\u306e\u8868\u793a\u7bc4\u56f2\u3092\u6a2a\u8ef8 <code>[-0.2, %pi+0.2]<\/code>\uff0c\u7e26\u8ef8 <code>[-0.1, 1.1]<\/code> \u306b\u3057\uff0c<\/p>\n<ul>\n<li>$0 \\leq x \\leq \\frac{\\pi}{4}$ \u306e\u7bc4\u56f2\u3067 $y=\\cos x$<\/li>\n<li>$0 \\leq x \\leq \\pi$ \u306e\u7bc4\u56f2\u3067 $y=\\sin x$<\/li>\n<\/ul>\n<p>\u3092 <code>draw2d()<\/code> \u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[2]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u8868\u793a\u7bc4\u56f2\u306e\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">+<\/span>0<span class=\"o\">.<\/span>2<span class=\"p\">]<\/span>, \r\n  <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.1<\/span>, 1<span class=\"o\">.<\/span>1<span class=\"p\">]<\/span>, \r\n  <span class=\"cm\">\/* \u7dda\u306e\u592a\u3055 *\/<\/span>\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">black<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>, \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5453\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri02.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u967d\u95a2\u6570\u3067\u8868\u3055\u308c\u305f2\u66f2\u7dda\u306e\u9593\u3092\u5857\u308a\u3064\u3076\u3059\">\u967d\u95a2\u6570\u3067\u8868\u3055\u308c\u305f2\u66f2\u7dda\u306e\u9593\u3092\u5857\u308a\u3064\u3076\u3059<\/h3>\n<p>$0 \\leq x \\leq \\frac{\\pi}{4}$ \u306e\u7bc4\u56f2\u3067 $y=\\cos x$ \u3068 $y=\\sin x$ \u306b\u56f2\u307e\u308c\u305f\u9818\u57df\u3092\u5857\u308a\u3064\u3076\u3057\u3066\u307f\u307e\u3059\u3002\u307e\u305a\u306f <a href=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/%e3%82%b3%e3%83%b3%e3%83%94%e3%83%a5%e3%83%bc%e3%82%bf%e6%bc%94%e7%bf%92\/maxima-%e3%81%ab%e3%82%88%e3%82%8b%e3%82%b3%e3%83%b3%e3%83%94%e3%83%a5%e3%83%bc%e3%82%bf%e6%bc%94%e7%bf%92\/maxima-%e3%81%ab%e3%82%88%e3%82%8b%e3%82%af%e3%82%99%e3%83%a9%e3%83%95%e4%bd%9c%e6%88%90-draw2d-%e7%b7%a8\/#i-13\">\u9818\u57df\u306e\u5857\u308a\u3064\u3076\u3057<\/a> \u306b\u66f8\u3044\u3066\u3042\u308b\u65b9\u6cd5\u306b\u305d\u3063\u3066\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[3]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u8868\u793a\u7bc4\u56f2\u306e\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">+<\/span>0<span class=\"o\">.<\/span>2<span class=\"p\">]<\/span>, \r\n  <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.1<\/span>, 1<span class=\"o\">.<\/span>1<span class=\"p\">]<\/span>, \r\n  <span class=\"cm\">\/* \u7dda\u306e\u592a\u3055 *\/<\/span>\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n\r\n  <span class=\"cm\">\/* \u5857\u308a\u3064\u3076\u3059\u8272\u306e\u6307\u5b9a *\/<\/span>\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u4e0a\u306e\u7dda *\/<\/span>\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u4e0b\u306e\u7dda\u3068\u7bc4\u56f2\u306e\u6307\u5b9a *\/<\/span>\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u5857\u308a\u6f70\u3057\u7d42\u4e86 *\/<\/span>\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u3042\u3089\u305f\u3081\u3066\u66f2\u7dda\u3092\u63cf\u304f *\/<\/span>\r\n  \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">black<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>, \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5454\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri03.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"region-\u3092\u6307\u5b9a\u3057\u3066\u5857\u308a\u3064\u3076\u3059\">region \u3092\u6307\u5b9a\u3057\u3066\u5857\u308a\u3064\u3076\u3059<\/h3>\n<p>\u6b21\u306f\uff0c<a href=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/4199\/#region-2\">region \u3092\u6307\u5b9a\u3057\u3066\u5857\u308a\u3064\u3076\u3059\u4f8b\uff08\u9670\u95a2\u6570\u3082\u4f7f\u3063\u3066\uff09<\/a> \u306b\u66f8\u3044\u3066\u3042\u308b\u3084\u308a\u65b9\u3067\u3002<\/p>\n<p>\u5f53\u8a72\u9818\u57df\u306f $ y \\leq \\cos x$ \u304b\u3064 $y \\geq \\sin x$ \u306a<br \/>\n\u9818\u57df\u3064\u307e\u308a $(y-\\cos x) (y-\\sin x) \\leq 0$ \u306a\u9818\u57df\u3067\u3042\u308b\u3053\u3068\u3092<\/p>\n<ul>\n<li><code>region((y - cos(x))*(y - sin(x)) &lt;= 0, x, 0, %pi\/4, y, 0, 1)<\/code><\/li>\n<\/ul>\n<p>\u306e\u3088\u3046\u306b\u9670\u95a2\u6570\u306e\u4e0d\u7b49\u5f0f\u3067\u8a18\u8ff0\u3059\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[4]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u8868\u793a\u7bc4\u56f2\u306e\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">+<\/span>0<span class=\"o\">.<\/span>2<span class=\"p\">]<\/span>, \r\n  <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.1<\/span>, 1<span class=\"o\">.<\/span>1<span class=\"p\">]<\/span>, \r\n  <span class=\"cm\">\/* \u7dda\u306e\u592a\u3055 *\/<\/span>\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n\r\n  <span class=\"cm\">\/* \u5857\u308a\u3064\u3076\u3059\u8272\u306e\u6307\u5b9a *\/<\/span>\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u5857\u308a\u3064\u3076\u3059\u9818\u57df\u306e\u6307\u5b9a *\/<\/span>\r\n  <span class=\"nf\">region<\/span><span class=\"p\">((<\/span><span class=\"nv\">y<\/span> <span class=\"o\">-<\/span> <span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">))<\/span><span class=\"o\">*<\/span><span class=\"p\">(<\/span><span class=\"nv\">y<\/span> <span class=\"o\">-<\/span> <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">))<\/span> <span class=\"o\">&lt;=<\/span> <span class=\"mi\">0<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, <span class=\"nv\">y<\/span>, <span class=\"mi\">0<\/span>, <span class=\"mi\">1<\/span><span class=\"p\">)<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u3042\u3089\u305f\u3081\u3066\u66f2\u7dda\u3092\u63cf\u304f *\/<\/span>\r\n  \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">black<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>, \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, <span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5455\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri04.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u6a2a\u8ef8\u306e\u76ee\u76db\u4f4d\u7f6e\u3068\u76ee\u76db\u30e9\u30d9\u30eb\u306e\u8a2d\u5b9a\">\u6a2a\u8ef8\u306e\u76ee\u76db\u4f4d\u7f6e\u3068\u76ee\u76db\u30e9\u30d9\u30eb\u306e\u8a2d\u5b9a<\/h3>\n<p>\u4eca\u5ea6\u306f\uff0c\u4ee5\u4e0b\u306e\u30da\u30fc\u30b8\u306b\u3042\u308b\u4f8b\uff1a<br \/>\n$\\displaystyle \\frac{\\pi}{4} \\leq x \\leq \\frac{5\\pi}{4}$ \u306e\u7bc4\u56f2\u3067 $y=\\sin x$ \u3068 $y=\\cos x$ \u3067\u56f2\u307e\u308c\u305f\u90e8\u5206\u3092\u5857\u308a\u3064\u3076\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u53c2\u8003\uff1a<a href=\"https:\/\/home.hirosaki-u.ac.jp\/heroic-2020\/1801\/\">Maxima \u306e draw2d \u30672\u66f2\u7dda\u9593\u306e\u9818\u57df\u3092\u5857\u308a\u3064\u3076\u3057\u3068\u30b0\u30e9\u30d5\u306e\u66f8\u304d\u51fa\u3057<\/a><\/li>\n<\/ul>\n<p>\u6a2a\u8ef8\u306e\u76ee\u76db\u3092 $\\frac{\\pi}{4}$ \u3054\u3068\u306b\u3064\u3051\u308b\u8a2d\u5b9a\u3092\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<p>\u300c\u7406\u5de5\u7cfb\u306e\u6570\u5b66B\u300d\u306e\u7a4d\u5206\u306e\u7df4\u7fd2\u554f\u984c\u3067\uff0c\u300c\u56f3\u306e\u5857\u308a\u3064\u3076\u3057\u305f\u90e8\u5206\u306e\u9762\u7a4d\u3092\u6c42\u3081\u3088\u3002\u300d\u306a\u3093\u3066\u3044\u3046\u3068\u304d\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[5]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u30d5\u30a9\u30f3\u30c8\u306e\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">font<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Noto Sans CJK JP\"<\/span>, <span class=\"nv\">font_size<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">14<\/span>, \r\n  <span class=\"cm\">\/* \u8868\u793a\u7bc4\u56f2\u306e\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"mi\">0<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>, <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">1.1<\/span>,1<span class=\"o\">.<\/span>3<span class=\"p\">]<\/span>,\r\n  <span class=\"cm\">\/* \u7dda\u306e\u592a\u3055 *\/<\/span>\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  \r\n  <span class=\"cm\">\/* \u6a2a\u8ef8 \u03c0\/4 \u3054\u3068\u306b\u76ee\u76db *\/<\/span>\r\n  <span class=\"nv\">xtics<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, \r\n  <span class=\"cm\">\/* \u76ee\u76db\u30e9\u30d9\u30eb\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">user_preamble<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"set format x '%4.2P \u03c0';\"<\/span>,\r\n  \r\n  <span class=\"cm\">\/* \u5857\u308a\u3064\u3076\u3059\u8272\u306e\u6307\u5b9a *\/<\/span>\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  <span class=\"cm\">\/* \u4e0a\u306e\u7dda *\/<\/span>\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"cm\">\/* \u4e0b\u306e\u7dda\u3068\u7bc4\u56f2\u306e\u6307\u5b9a *\/<\/span>\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, 5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"cm\">\/* \u5857\u308a\u6f70\u3057\u7d42\u4e86 *\/<\/span>\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u3042\u3089\u305f\u3081\u3066\u66f2\u7dda\u3092\u63cf\u304f *\/<\/span>\r\n  \r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">blue<\/span>, \r\n  <span class=\"cm\">\/* \u51e1\u4f8b *\/<\/span>\r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"sin x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"cm\">\/* \u8272 *\/<\/span>\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"cm\">\/* \u51e1\u4f8b *\/<\/span>\r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"cos x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5456\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri05.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<p>\u6a2a\u8ef8\u306e\u76ee\u76db\u306e\u4f4d\u7f6e\u3068\u30e9\u30d9\u30eb\u3092\u624b\u52d5\u3067\u8a2d\u5b9a\u3059\u308b\u4f8b\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[6]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"nv\">font<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Noto Sans CJK JP\"<\/span>, <span class=\"nv\">font_size<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">14<\/span>, \r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"mi\">0<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>, <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">1.1<\/span>,1<span class=\"o\">.<\/span>3<span class=\"p\">]<\/span>,\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  \r\n  <span class=\"nv\">xtics<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{[<\/span><span class=\"s\">\"0\"<\/span>,0<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/4\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/2\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/4\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"5\u03c0\/4\"<\/span>,5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/2\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"7\u03c0\/4\"<\/span>,7<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"2\u03c0\"<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]}<\/span>,   \r\n\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, 5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">blue<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"sin x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"cos x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5457\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri06.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u30b0\u30ea\u30c3\u30c9\uff08\u683c\u5b50\u7dda\uff09\u306e\u8a2d\u5b9a\uff08\u5857\u308a\u3064\u3076\u3057\u90e8\u5206\u3082\u898b\u3048\u308b\u3088\u3046\u306b\uff09\">\u30b0\u30ea\u30c3\u30c9\uff08\u683c\u5b50\u7dda\uff09\u306e\u8a2d\u5b9a\uff08\u5857\u308a\u3064\u3076\u3057\u90e8\u5206\u3082\u898b\u3048\u308b\u3088\u3046\u306b\uff09<\/h3>\n<p><code>grid = true<\/code> \u3067\u683c\u5b50\u7dda\u3092\u63cf\u304d\u307e\u3059\u304c\uff0c\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5857\u308a\u3064\u3076\u3057\u305f\u90e8\u5206\u306e\u683c\u5b50\u304c\u898b\u3048\u306a\u304f\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[7]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u30b0\u30ea\u30c3\u30c9\u3092\u63cf\u304f *\/<\/span>\r\n  <span class=\"nv\">grid<\/span> <span class=\"o\">=<\/span> <span class=\"no\">true<\/span>, \r\n  \r\n  <span class=\"nv\">font<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Noto Sans CJK JP\"<\/span>, <span class=\"nv\">font_size<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">14<\/span>, \r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"mi\">0<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>, <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">1.1<\/span>,1<span class=\"o\">.<\/span>3<span class=\"p\">]<\/span>,\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  \r\n  <span class=\"nv\">xtics<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{[<\/span><span class=\"s\">\"0\"<\/span>,0<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/4\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/2\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/4\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"5\u03c0\/4\"<\/span>,5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/2\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"7\u03c0\/4\"<\/span>,7<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"2\u03c0\"<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]}<\/span>,   \r\n\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, 5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">blue<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"sin x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"cos x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5458\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri07.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<p>\u305d\u3093\u306a\u3068\u304d\u306f gnuplot \u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u76f4\u63a5\u8a2d\u5b9a\u3059\u308b <code>user_preamble<\/code> \u3067 <code>set grid front<\/code> \u3068\u3059\u308b\u3053\u3068\u3067\uff0c\u5857\u308a\u3064\u3076\u3057\u305f\u90e8\u5206\u306e\u4e0a\uff08\u30d5\u30ed\u30f3\u30c8\uff09\u306b\u30b0\u30ea\u30c3\u30c9\u304c\u63cf\u304b\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[8]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* \u30b0\u30ea\u30c3\u30c9\u3092\u63cf\u304f *\/<\/span>\r\n  <span class=\"nv\">user_preamble<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"set grid front;\"<\/span>, \r\n  \r\n  <span class=\"nv\">font<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Noto Sans CJK JP\"<\/span>, <span class=\"nv\">font_size<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">14<\/span>, \r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"mi\">0<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>, <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">1.1<\/span>,1<span class=\"o\">.<\/span>3<span class=\"p\">]<\/span>,\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  \r\n  <span class=\"nv\">xtics<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{[<\/span><span class=\"s\">\"0\"<\/span>,0<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/4\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/2\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/4\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"5\u03c0\/4\"<\/span>,5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/2\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"7\u03c0\/4\"<\/span>,7<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"2\u03c0\"<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]}<\/span>,   \r\n\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, 5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">blue<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"sin x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"cos x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5459\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri08.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u7e26\u7dda\u3092\u5f15\u304f\">\u7e26\u7dda\u3092\u5f15\u304f<\/h3>\n<p><code>points_joined = true<\/code> \u306b\u3057\u3066 <code>points()<\/code> \u3067 2 \u70b9\u3092\u7d50\u3076\u76f4\u7dda\u3092\u63cf\u304d\u307e\u3059\u3002\u7e26\u7dda\u306b\u9650\u3089\u305a\uff0c\u3069\u3093\u306a\u76f4\u7dda\u3067\u3082\u63cf\u3051\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[9]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* x \u8ef8\u3092\u63cf\u304f *\/<\/span>\r\n  <span class=\"nv\">xaxis<\/span> <span class=\"o\">=<\/span><span class=\"no\">true<\/span>, \r\n\r\n  <span class=\"nv\">user_preamble<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"set grid front;\"<\/span>, \r\n    \r\n  <span class=\"nv\">font<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Noto Sans CJK JP\"<\/span>, <span class=\"nv\">font_size<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">14<\/span>, \r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"mi\">0<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>, <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">1.1<\/span>,1<span class=\"o\">.<\/span>3<span class=\"p\">]<\/span>,\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  \r\n  <span class=\"nv\">xtics<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{[<\/span><span class=\"s\">\"0\"<\/span>,0<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/4\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\/2\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/4\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"\u03c0\"<\/span>,<span class=\"nv\">%pi<\/span><span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"5\u03c0\/4\"<\/span>,5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,\r\n           <span class=\"p\">[<\/span><span class=\"s\">\"3\u03c0\/2\"<\/span>,3<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>2<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"7\u03c0\/4\"<\/span>,7<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span>4<span class=\"p\">]<\/span>,<span class=\"p\">[<\/span><span class=\"s\">\"2\u03c0\"<\/span>,2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">]}<\/span>,   \r\n\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>, \r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, 5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">blue<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"sin x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">red<\/span>, \r\n  <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"cos x\"<\/span>, \r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">0<\/span>, 2<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"p\">)<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u7e26\u7dda\u3092\u5f15\u304f; \u7aef\u70b9\u306b\u306f\u70b9\u3092\u63cf\u304b\u306a\u3044 *\/<\/span>\r\n  <span class=\"nv\">points_joined<\/span> <span class=\"o\">=<\/span> <span class=\"no\">true<\/span>, <span class=\"nv\">point_size<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>, \r\n  <span class=\"nv\">color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">black<\/span>, <span class=\"nv\">key<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"\"<\/span>,\r\n  <span class=\"nf\">points<\/span><span class=\"p\">([[<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, <span class=\"o\">-<\/span>1<span class=\"o\">.<\/span>1<span class=\"p\">]<\/span>, <span class=\"p\">[<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)]])<\/span>,\r\n  <span class=\"nf\">points<\/span><span class=\"p\">([[<\/span>5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, <span class=\"o\">-<\/span>1<span class=\"o\">.<\/span>1<span class=\"p\">]<\/span>, <span class=\"p\">[<\/span>5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span>, <span class=\"nf\">sin<\/span><span class=\"p\">(<\/span>5<span class=\"o\">*<\/span><span class=\"nv\">%pi<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)]])<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5460\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri09.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u7570\u306a\u308b\u7bc4\u56f2\u3067\u306e\u5857\u308a\u3064\u3076\u3057\u306e\u4f8b\">\u7570\u306a\u308b\u7bc4\u56f2\u3067\u306e\u5857\u308a\u3064\u3076\u3057\u306e\u4f8b<\/h3>\n<p>\u3082\u3046\u4e00\u3064\u306e\u4f8b\u3002$y=f(x)$ \u3068 $x$ \u8ef8\u306e\u9593\u3092\uff0c$0.5 \\leq x \\leq 2$ \u307e\u3067\u306f\u9ec4\u8272\u3067\uff0c$2 \\leq x \\leq 2.5$ \u307e\u3067\u306f\u7070\u8272\u3067\u5857\u308a\u3064\u3076\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[10]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span><span class=\"o\">:=<\/span> 0<span class=\"o\">.<\/span>6<span class=\"o\">*<\/span><span class=\"nv\">x<\/span> <span class=\"o\">+<\/span> 0<span class=\"o\">.<\/span>4<span class=\"o\">*<\/span><span class=\"nf\">cos<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>$\r\n\r\n<span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"cm\">\/* x \u8ef8\uff0cy \u8ef8\u306e\u8868\u793a *\/<\/span>\r\n  <span class=\"nv\">xaxis<\/span> <span class=\"o\">=<\/span><span class=\"no\">true<\/span>, <span class=\"nv\">yaxis<\/span> <span class=\"o\">=<\/span><span class=\"no\">true<\/span>, \r\n  <span class=\"nv\">user_preamble<\/span><span class=\"o\">=<\/span><span class=\"s\">\"set grid front\"<\/span>,\r\n  <span class=\"cm\">\/* x, y \u306e\u8868\u793a\u7bc4\u56f2\u8a2d\u5b9a *\/<\/span>\r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>,3<span class=\"o\">.<\/span>5<span class=\"p\">]<\/span>,\r\n  <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>,1<span class=\"o\">.<\/span>5<span class=\"p\">]<\/span>,\r\n\r\n  <span class=\"cm\">\/* \u6700\u521d\u306e\u5857\u308a\u3064\u3076\u3057\u3002\u8272\u3092 yellow \u3067 *\/<\/span>\r\n  <span class=\"cm\">\/* y = f(x) \u3068 y \u8ef8\u306e\u9593\u3092 x \u304c 0.5 \u304b\u3089 2 \u307e\u3067 *\/<\/span>\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mf\">0.5<\/span>, <span class=\"mi\">2<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"cm\">\/* \u6b21\u306e\u5857\u308a\u3064\u3076\u3057\u3002\u8272\u3092 gray \u3067 *\/<\/span>\r\n  <span class=\"cm\">\/* y = f(x) \u3068 y \u8ef8\u306e\u9593\u3092 x \u304c 2 \u304b\u3089 2.5 \u307e\u3067 *\/<\/span>\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">gray<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">2<\/span>, <span class=\"mf\">2.5<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"cm\">\/* \u5857\u308a\u6f70\u3057\u7d42\u4e86 *\/<\/span>\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"cm\">\/* \u3042\u3089\u305f\u3081\u3066\u66f2\u7dda\u3092\u63cf\u304f *\/<\/span>\r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mf\">0.2<\/span>, <span class=\"mf\">2.8<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"output_wrapper\">\n<div class=\"output\">\n<div class=\"output_area\">\n<div class=\"prompt\"><\/div>\n<div class=\"output_svg output_subarea \">\n<p><!--?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5461\" src=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-content\/uploads\/sites\/76\/mnuri10.svg\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing text_cell rendered\">\n<div class=\"prompt input_prompt\"><\/div>\n<div class=\"inner_cell\">\n<div class=\"text_cell_render border-box-sizing rendered_html\">\n<h3 id=\"\u30b0\u30e9\u30d5\u3092-pdf-\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\">\u30b0\u30e9\u30d5\u3092 pdf \u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58<\/h3>\n<p>\u76f4\u524d\u306e\u30b0\u30e9\u30d5\u3092 pdf \u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3059\u308b\u4f8b\u3002<code>draw2d()<\/code> \u306e\u5185\u90e8\u3067 <code>file_name<\/code>, <code>terminal<\/code>, <code>dimensions<\/code> \u3092\u8a2d\u5b9a\u3057\u3066\u5b9f\u884c\u3059\u308b\u3068\uff0c\u30a4\u30f3\u30e9\u30a4\u30f3\u306b\u8868\u793a\u3055\u308c\u305a\u306b pdf \u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/p>\n<p><code>dimensions<\/code> \u306e\u6570\u5024\u306f\u4efb\u610f\u3060\u304c\uff0c\u5f18\u5927 JupyterHub \u306e\u74b0\u5883\u3067\u306f\uff0c\u3060\u3044\u305f\u3044\u3053\u306e\u304f\u3089\u3044\u306e\u5024\u306b\u3059\u308b\u3068\u30a4\u30f3\u30e9\u30a4\u30f3\u8868\u793a\u306e\u30b0\u30e9\u30d5\u3068\u898b\u305f\u76ee\u304c\u4f3c\u3066\u308b\u304b\u306a\u3041\uff0c\u3068\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"cell border-box-sizing code_cell rendered\">\n<div class=\"input\">\n<div class=\"prompt input_prompt\">In\u00a0[11]:<\/div>\n<div class=\"inner_cell\">\n<div class=\"input_area\">\n<div class=\" highlight hl-maxima\">\n<pre><span class=\"nf\">draw2d<\/span><span class=\"p\">(<\/span>\r\n  <span class=\"nv\">xaxis<\/span> <span class=\"o\">=<\/span><span class=\"no\">true<\/span>, <span class=\"nv\">yaxis<\/span> <span class=\"o\">=<\/span><span class=\"no\">true<\/span>, \r\n  <span class=\"nv\">user_preamble<\/span><span class=\"o\">=<\/span><span class=\"s\">\"set grid front\"<\/span>,\r\n  <span class=\"nv\">xrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>,3<span class=\"o\">.<\/span>5<span class=\"p\">]<\/span>,\r\n  <span class=\"nv\">yrange<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"o\">-<\/span><span class=\"mf\">0.2<\/span>,1<span class=\"o\">.<\/span>5<span class=\"p\">]<\/span>,\r\n\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">yellow<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mf\">0.5<\/span>, <span class=\"mi\">2<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"nv\">fill_color<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">gray<\/span>,\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mi\">2<\/span>, <span class=\"mf\">2.5<\/span><span class=\"p\">)<\/span>,\r\n\r\n  <span class=\"nv\">filled_func<\/span> <span class=\"o\">=<\/span> <span class=\"no\">false<\/span>, \r\n  \r\n  <span class=\"nv\">line_width<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">2<\/span>,\r\n  <span class=\"nf\">explicit<\/span><span class=\"p\">(<\/span><span class=\"nf\">f<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">)<\/span>, <span class=\"nv\">x<\/span>, <span class=\"mf\">0.2<\/span>, <span class=\"mf\">2.8<\/span><span class=\"p\">)<\/span>, \r\n\r\n  <span class=\"cm\">\/* \u30b0\u30e9\u30d5\u3092 pdf \u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58 *\/<\/span>\r\n  <span class=\"nv\">file_name<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"mygraph\"<\/span>, \r\n  <span class=\"nv\">terminal<\/span> <span class=\"o\">=<\/span> <span class=\"o\">'<\/span><span class=\"nv\">pdf<\/span>, \r\n  <span class=\"nv\">dimensions<\/span> <span class=\"o\">=<\/span> 255<span class=\"o\">*<\/span><span class=\"p\">[<\/span><span class=\"mi\">6<\/span>, 4<span class=\"o\">.<\/span>5<span class=\"p\">]<\/span> \r\n<span class=\"p\">)<\/span>$\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u300cgnuplot \u30672\u66f2\u7dda\u306e\u63cf\u753b\u7bc4\u56f2\u3092\u500b\u5225\u306b\u8a2d\u5b9a\u3057\u3066 plot \u3068\u5857\u308a\u3064\u3076\u3057\u300d \u306e Maxima \u7248\u3002<\/p><p><a class=\"more-link btn\" href=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/5413\/\">\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":33,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[14],"tags":[],"class_list":["post-5413","post","type-post","status-publish","format-standard","hentry","category-maxima","nodate","item-wrap"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/posts\/5413","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/comments?post=5413"}],"version-history":[{"count":9,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/posts\/5413\/revisions"}],"predecessor-version":[{"id":5529,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/posts\/5413\/revisions\/5529"}],"wp:attachment":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/media?parent=5413"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/categories?post=5413"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/tags?post=5413"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}