冪[冪]mìⅠ ? [書] （覆蓋東西的巾） cloth cover
? {數(shù)} （表示一個(gè)數(shù)自乘若干次的形式） power: 對(duì)稱 ～ symmetric power; 外 ～ exterior power Ⅱ ? [書] (覆蓋； 罩) cover with cloth
◆冪乘積 power product; 冪集（合） {數(shù)} power set; 冪級(jí)數(shù) {數(shù)} power series; series of powers; positive series; 冪零 {數(shù)} nilpotent; 冪指數(shù) power exponent; exponent sign |