| 单词 | complete pivoting |
| 释义 | > as lemmascomplete pivoting complete pivoting n. pivoting (pivoting n. 3) in which the largest element of the relevant part of the matrix or determinant at each stage is chosen as the pivot ΚΠ 1961 Jrnl. Assoc. Computing Machinery 8 282 We derive first an upper bound for R when a general matrix is reduced to triangular form by Gaussian elimination, selecting as pivotal element at each stage the element of maximum modulus in the whole of the remaining square matrix. We refer to this as ‘complete’ pivoting for size, in contrast to the selection of the maximum element in the leading column at each stage, which we call ‘partial’ pivoting for size. < as lemmas |
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