🌐EnglishEnglishEspañolFrançaisItalianoNederlandsTürkçeРусскийالعربية한국어中文日本語EntityQ5395202· pop 7· linked from 131 articlesErnst equationmathematical equation used to find exact solutions of equations in the general theory of relativityAvailable in 7 languagesEspañol中文日本語العربيةTürkçe한국어via Wikidata sitelinks · CC0Connectionsgeneral relativityEntityEinstein field equationsEntityCategoriesIntegrable systemsMathematics of general relativityNonlinear partial differential equations