🌐EnglishEnglishDeutschEspañolFrançaisItalianoPortuguêsTürkçeРусскийفارسی中文日本語EntityQ1575416· pop 17· linked from 146 articlesparabolic partial differential equationclass of second-order linear partial differential equationsConnectionsquantum mechanicsEntityInternational Standard Book NumberEntityCategoriesParabolic partial differential equations