vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Shared/JAMALUDecomposition.php

Classes

LUDecomposition For an m-by-n matrix A with m >= n, the LU decomposition is an m-by-n unit lower triangular matrix L, an n-by-n upper triangular matrix U, and a permutation vector piv of length m so that A(piv,:) = L*U.