LAPACK
3.6.1
LAPACK: Linear Algebra PACKage
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Functions | |
real function | sla_porcond (UPLO, N, A, LDA, AF, LDAF, CMODE, C, INFO, WORK, IWORK) |
SLA_PORCOND estimates the Skeel condition number for a symmetric positive-definite matrix. More... | |
subroutine | sla_porfsx_extended (PREC_TYPE, UPLO, N, NRHS, A, LDA, AF, LDAF, COLEQU, C, B, LDB, Y, LDY, BERR_OUT, N_NORMS, ERR_BNDS_NORM, ERR_BNDS_COMP, RES, AYB, DY, Y_TAIL, RCOND, ITHRESH, RTHRESH, DZ_UB, IGNORE_CWISE, INFO) |
SLA_PORFSX_EXTENDED improves the computed solution to a system of linear equations for symmetric or Hermitian positive-definite matrices by performing extra-precise iterative refinement and provides error bounds and backward error estimates for the solution. More... | |
real function | sla_porpvgrw (UPLO, NCOLS, A, LDA, AF, LDAF, WORK) |
SLA_PORPVGRW computes the reciprocal pivot growth factor norm(A)/norm(U) for a symmetric or Hermitian positive-definite matrix. More... | |
subroutine | spocon (UPLO, N, A, LDA, ANORM, RCOND, WORK, IWORK, INFO) |
SPOCON More... | |
subroutine | spoequ (N, A, LDA, S, SCOND, AMAX, INFO) |
SPOEQU More... | |
subroutine | spoequb (N, A, LDA, S, SCOND, AMAX, INFO) |
SPOEQUB More... | |
subroutine | sporfs (UPLO, N, NRHS, A, LDA, AF, LDAF, B, LDB, X, LDX, FERR, BERR, WORK, IWORK, INFO) |
SPORFS More... | |
subroutine | sporfsx (UPLO, EQUED, N, NRHS, A, LDA, AF, LDAF, S, B, LDB, X, LDX, RCOND, BERR, N_ERR_BNDS, ERR_BNDS_NORM, ERR_BNDS_COMP, NPARAMS, PARAMS, WORK, IWORK, INFO) |
SPORFSX More... | |
subroutine | spotf2 (UPLO, N, A, LDA, INFO) |
SPOTF2 computes the Cholesky factorization of a symmetric/Hermitian positive definite matrix (unblocked algorithm). More... | |
subroutine | spotrf (UPLO, N, A, LDA, INFO) |
SPOTRF More... | |
recursive subroutine | spotrf2 (UPLO, N, A, LDA, INFO) |
SPOTRF2 More... | |
subroutine | spotri (UPLO, N, A, LDA, INFO) |
SPOTRI More... | |
subroutine | spotrs (UPLO, N, NRHS, A, LDA, B, LDB, INFO) |
SPOTRS More... | |
This is the group of real computational functions for PO matrices