BCQ条件和广义限制域最佳一致逼近的特征

方东辉;王仙云

BCQ Condition and Characterization of the Best Uniform Approximation with Generalized Restrictions

FANG Donghui;WANG Xianyun

系统科学与数学 . 2008, (10): 1221 -1229 . DOI: 10.12341/jssms10159