Matrix (mathematics) - Wikipedia, the free encyclopedia

Matrix (mathematics) - Wikipedia, the free encyclopedia

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日期:2024-07-13
where 1 ≤ i ≤ m and 1 ≤ j ≤ p.[12] For example, the underlined entry 2340 in the product is calculated as (2 × 1000) + (3 × 100) + (4 × 10) = 2340: Matrix multiplication satisfies the rules (AB)C = A(BC) (associativity), and (A+B)C = AC+BC as well as C(A+...看更多