🌐EnglishEnglishEspañolFrançaisItalianoРусский中文EntityQ7104117· pop 6· linked from 14 articlesOrr–Sommerfeld equationeigenvalue equation describing the linear two-dimensional modes of disturbancesAvailable in 6 languagesEspañolFrançais中文РусскийItalianovia Wikidata sitelinks · CC0ConnectionsenergyEntityInternational Standard Book NumberEntityCategoriesEquations of fluid dynamicsFluid dynamic instabilities