🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربيةفارسی한국어中文日本語EntityQ577705· pop 25· linked from 155 articlescritical pointin calculus, the points of an equation where the derivative is zeroAvailable in 25 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBahasa IndonesiaConnectionsmaxima and minimaEntitypolynomialEntityCategoriesMultivariable calculusSingularity theorySmooth functions