🌐EnglishEnglishDeutschEspañolFrançaisItalianoPolskiPortuguêsTiếng ViệtРусскийالعربيةहिन्दी한국어中文日本語EntityQ519967· pop 23· linked from 615 articlesprojectionlinear transformation that, when applied multiple times to any value, gives the same result as if it were applied onceAvailable in 23 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةCatalanConnectionseigenvectors and eigenvaluesEntityrankEntityCategoriesFunctional analysisLinear algebraLinear operators