{"id":5112,"date":"2023-01-24T12:32:36","date_gmt":"2023-01-24T03:32:36","guid":{"rendered":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/?p=5112"},"modified":"2023-03-14T16:42:51","modified_gmt":"2023-03-14T07:42:51","slug":"einsteinpy-%e3%81%ae%e5%be%ae%e4%bf%ae%e6%ad%a3","status":"publish","type":"post","link":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/5112\/","title":{"rendered":"EinsteinPy \u306e\u5fae\u4fee\u6b63"},"content":{"rendered":"<p>EinsteinPy \u3092\u4f7f\u3063\u3066\u30a2\u30a4\u30f3\u30b7\u30e5\u30bf\u30a4\u30f3\u30fb\u30c6\u30f3\u30bd\u30eb\u3092\u8a08\u7b97\u3055\u305b\u308b\u3068\uff0c0.5 \u306a\u3093\u3061\u3083\u3089\u3068\u304b 0.25 \u306a\u3093\u3061\u3083\u3089\u3068\u304b\uff0c\u5c0f\u6570\u70b9\u6570\u304c\u51fa\u3066\u304f\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3002\u5f18\u5927 JupyterHub \u3067\u306f\u4fee\u6b63\u6e08\u307f\u3002\u8981\u306f\uff0cPython \u3067\u306f 1\/2 \u306f 0.5 \u306a\u306e\u3067 $\\frac{1}{2}$ \u306e\u307e\u307e\u306b\u3059\u308b\u3088\u3046\u306b\u3002<!--more--><\/p>\n<pre>einsteinpy\/symbolic\/einstein.py\r\n\r\neinstein_tensor = (\r\nt_ricci.tensor() - (1 \/ 2) *\r\n\r\n\u3092\r\n\r\neinstein_tensor = (\r\nt_ricci.tensor() - (sympy.core.numbers.Rational(1,2)) *\r\n\r\n\u306b\u3002<\/pre>\n<p>\u8ffd\u52a0\u3067<\/p>\n<pre>einsteinpy\/symbolic\/christoffel.py\r\n\r\ntmpvar += (matinv[i, n] \/ 2) * (\r\n\r\n\u3092\r\n\r\ntmpvar += (matinv[i, n] * (sympy.core.numbers.Rational(1,2))) * (\r\n\r\n\u306b\u3002<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>EinsteinPy \u3092\u4f7f\u3063\u3066\u30a2\u30a4\u30f3\u30b7\u30e5\u30bf\u30a4\u30f3\u30fb\u30c6\u30f3\u30bd\u30eb\u3092\u8a08\u7b97\u3055\u305b\u308b\u3068\uff0c0.5 \u306a\u3093\u3061\u3083\u3089\u3068\u304b 0.25 \u306a\u3093\u3061\u3083\u3089\u3068\u304b\uff0c\u5c0f\u6570\u70b9\u6570\u304c\u51fa\u3066\u304f\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3002\u5f18\u5927 JupyterHub \u3067\u306f\u4fee\u6b63\u6e08\u307f\u3002\u8981\u306f\uff0cPython \u3067\u306f 1\/2 \u306f 0.5 \u306a\u306e\u3067 $\\frac{1}{2}$ \u306e\u307e\u307e\u306b\u3059\u308b\u3088\u3046\u306b\u3002<\/p><p><a class=\"more-link btn\" href=\"https:\/\/home.hirosaki-u.ac.jp\/relativity\/5112\/\">\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":[17],"tags":[],"class_list":["post-5112","post","type-post","status-publish","format-standard","hentry","category-einsteinpy","nodate","item-wrap"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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