短語詞組短語duality approximation theorem 逼近等價定理strong duality theorem 定理;強對偶定理fundamental duality theorem 基本對偶定理converse duality theorem 逆對偶定理Pontryagin duality theorem 龐特裡亞金對偶定理projective duality theorem [數(shù)]射影對偶性定理generalized FenchePs duality theorem 廣義Fenchel對偶定理basic duality theorem 基本對偶定理whitney duality theorem 惠特尼對偶定理 返回 duality theorem