🌐EnglishEnglishDeutschEspañolFrançaisItalianoPortuguêsРусскийالعربيةفارسی한국어中文日本語EntityQ1203669· pop 16· linked from 294 articlesrenormalization groupAlso known as RGmethod for using scale changes to understand physical theories such as quantum field theoriesAvailable in 16 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةCatalanConnectionsmathematicsEntityalgorithmEntityCategoriesMathematical physicsQuantum field theoryRenormalization groupScaling symmetriesStatistical mechanics