Category Archives: DSQ 向量空間

DSQ 向量空間2

數據充分性題型介紹 (1) Let be the column space of and be the nullspace of . Is the zero matrix? Advertisements

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DSQ 向量空間1

數據充分性題型介紹 (1) Let be the set of all real ordered pairs. Is a vector space? for all . for all and .

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