🌐EnglishEnglishDeutschItalianoPortuguêsSvenskaالعربية한국어中文日本語EntityQ914299· pop 10· linked from 158 articlesspin foamin quantum gravity, a structure consisting of two-dimensional faces for path integralsAvailable in 10 languagesDeutsch中文日本語PortuguêsItalianoالعربيةCzechSvenska한국어via Wikidata sitelinks · CC0ConnectionstopologyEntityphysicsEntityCategoriesLoop quantum gravityTheoretical physics