* * Compute an LDLT factorization of a symmetric N-by-N matrix without pivoting. * * Arguments: * A On entry, the N-by-N matrix to be factored. On exit the factor * L and 1-by-1 diagonal D from factorization A = L*D*L.T, the unit diagonal * of L are not stored. * *
(A, W *matrix.FloatMatrix, flags Flags, nb int)
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