🌐EnglishEnglishDeutschEspañolPortuguêsTiếng ViệtРусскийالعربيةไทย한국어中文日本語EntityQ2750301· pop 21· linked from 162 articlesaugmented matrixmatrix obtained by appending the columns of two given matricesAvailable in 21 languagesEspañolDeutsch中文日本語PortuguêsالعربيةBasqueBosnianCatalanCzechDanishConnectionsblock matrixEntityinvertible matrixEntityCategoriesMatrices (mathematics)