Home›Browse›정상순서🌐한국어EnglishDeutschFrançaisItalianoPortuguês한국어中文日本語EntityQ548536· pop 8· linked from 34 articles정상순서Sign in to saveAlso known as Normal ordered producttype of operator ordering in quantum field theoryAvailable in 8 languagesFrançaisDeutsch中文日本語ItalianoUkrainian한국어via Wikidata sitelinks · CC0