🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийفارسیहिन्दी한국어中文日本語EntityQ727103· pop 35· linked from 351 articlesunitary matrixcomplex square matrix whose inverse equals its conjugate transposeAvailable in 35 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoहिन्दीBahasa IndonesiaCatalanConnectionseigenvectors and eigenvaluesEntityblock matrixEntityCategoriesMatrices (mathematics)Unitary operators