| 单词 | pivotal condensation |
| 释义 | > as lemmaspivotal condensation pivotal condensation n. Mathematics the evaluation of a determinant by the use of pivoting on determinants of successively lower orders. ΘΚΠ the world > relative properties > number > mathematics > [noun] > mathematical enquiry > process of calculating > method or rule for rulea1387 canonc1400 backer1543 position1551 rule of falsehood1552 rule of three1562 method of exhaustions1685 sieve1803 sieve of Eratosthenes1803 algorithm1811 algorism1888 sieve1897 decision procedure1936 pivotal condensation1939 decision method1940 1939 A. C. Aitken Determinants & Matrices ii. 47 A determinant of order n being reduced by a first pivotal condensation to one of order n—1, the latter in its turn can be reduced by a second pivotal condensation to one of order n—2, and so on. 1982 Evolution 36 879/1 The uncorrelated linear combinations were obtained by the pivotal condensation of the dispersion matrix. 2001 Pivotal Condensation in sci.math (Usenet newsgroup) 6 July I am asked to find a certain cofactor of a large (> 3x3) matrix, using the method of pivotal condensation. < as lemmas |
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