RANGi mat­risa (dar matematika)

RANG (nemisi rang — qator)-i mat­risa (dar matematika), tartibi olitarini az sifr farqkunandai minorhoi in matrisaro guyand. Rang ba kalontarin adadi satrho (yo suntunho)-i khatti novobastai hamon matrisa barobar meboshad. Rang hangomi tabdiloti matrisa (ivaz na mudani joi satr yo sutun, ba adadi gayrisifr zarb namudani satr yo sutun va jam namudani satr yo sutun) tagyir nameyobad. Sistemai muodilahoi khatti tanho dar mavride Hal dorad, ki Pangi matrisa az koeffisienthoi nazdi nomalumho tartib dodashuda hangomi ba on ilo­va namudani sutuni uzvhoi ozod betagyir monad. Agar in Rang ba miqdori nomalumho barobar boshad, halli mazkur yagona ast.