🌐EnglishEnglishDeutschEspañolFrançaisItalianoPortuguêsРусский한국어中文日本語EntityQ428091· pop 10· linked from 127 articlestensor contractionin mathematics and physics, an operation on tensorsAvailable in 10 languagesEspañolFrançaisDeutsch日本語РусскийItalianoCatalanUkrainian한국어via Wikidata sitelinks · CC0Connectionsdifferential formEntityRicci calculusEntityCategoriesTensors