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LAPACK
3.7.0
LAPACK: Linear Algebra PACKage
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Functions | |
real function | slansy (NORM, UPLO, N, A, LDA, WORK) |
SLANSY returns the value of the 1-norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a real symmetric matrix. More... | |
subroutine | slaqsy (UPLO, N, A, LDA, S, SCOND, AMAX, EQUED) |
SLAQSY scales a symmetric/Hermitian matrix, using scaling factors computed by spoequ. More... | |
subroutine | slasy2 (LTRANL, LTRANR, ISGN, N1, N2, TL, LDTL, TR, LDTR, B, LDB, SCALE, X, LDX, XNORM, INFO) |
SLASY2 solves the Sylvester matrix equation where the matrices are of order 1 or 2. More... | |
subroutine | ssyswapr (UPLO, N, A, LDA, I1, I2) |
SSYSWAPR applies an elementary permutation on the rows and columns of a symmetric matrix. More... | |
subroutine | stgsy2 (TRANS, IJOB, M, N, A, LDA, B, LDB, C, LDC, D, LDD, E, LDE, F, LDF, SCALE, RDSUM, RDSCAL, IWORK, PQ, INFO) |
STGSY2 solves the generalized Sylvester equation (unblocked algorithm). More... | |
This is the group of real auxiliary functions for SY matrices