🌐EnglishEnglishDeutschFrançaisItalianoNederlandsPolskiPortuguêsРусскийالعربيةहिन्दी中文日本語EntityQ2590381· pop 17· linked from 200 articlesmeasurement problemin quantum mechanics, the problem of how or whether wave function collapse occurs during measurementAvailable in 16 languagesFrançais中文日本語РусскийPortuguêsItalianoالعربيةहिन्दीCatalanEstonianConnectionsinterferenceEntityEPR paradoxEntityCategoriesQuantum measurement