🌐EnglishEnglishPortuguêsTürkçeالعربية한국어中文日本語EntityQ7322955· pop 5· linked from 523 articlesRicci calculustensor index notation for tensor-based calculationsAvailable in 5 languagesPortuguêsالعربيةCatalan한국어via Wikidata sitelinks · CC0Connectionslist of differentiation rulesEntitydifferential formEntityCategoriesCalculusDifferential geometryTensors