real

Collaboration diagram for real:

Functions
subroutine	sla_syamv (UPLO, N, ALPHA, A, LDA, X, INCX, BETA, Y, INCY)
	SLA_SYAMV computes a matrix-vector product using a symmetric indefinite matrix to calculate error bounds. More...
real function	sla_syrcond (UPLO, N, A, LDA, AF, LDAF, IPIV, CMODE, C, INFO, WORK, IWORK)
	SLA_SYRCOND estimates the Skeel condition number for a symmetric indefinite matrix. More...
subroutine	sla_syrfsx_extended (PREC_TYPE, UPLO, N, NRHS, A, LDA, AF, LDAF, IPIV, 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_SYRFSX_EXTENDED improves the computed solution to a system of linear equations for symmetric indefinite matrices by performing extra-precise iterative refinement and provides error bounds and backward error estimates for the solution. More...
real function	sla_syrpvgrw (UPLO, N, INFO, A, LDA, AF, LDAF, IPIV, WORK)
	SLA_SYRPVGRW computes the reciprocal pivot growth factor norm(A)/norm(U) for a symmetric indefinite matrix. More...
subroutine	slasyf (UPLO, N, NB, KB, A, LDA, IPIV, W, LDW, INFO)
	SLASYF computes a partial factorization of a real symmetric matrix using the Bunch-Kaufman diagonal pivoting method. More...
subroutine	slasyf_aa (UPLO, J1, M, NB, A, LDA, IPIV, H, LDH, WORK, INFO)
	SLASYF_AA More...
subroutine	slasyf_rook (UPLO, N, NB, KB, A, LDA, IPIV, W, LDW, INFO)
	SLASYF_ROOK computes a partial factorization of a real symmetric matrix using the bounded Bunch-Kaufman ("rook") diagonal pivoting method. More...
subroutine	ssycon (UPLO, N, A, LDA, IPIV, ANORM, RCOND, WORK, IWORK, INFO)
	SSYCON More...
subroutine	ssycon_rook (UPLO, N, A, LDA, IPIV, ANORM, RCOND, WORK, IWORK, INFO)
	SSYCON_ROOK More...
subroutine	ssyconv (UPLO, WAY, N, A, LDA, IPIV, E, INFO)
	SSYCONV More...
subroutine	ssyequb (UPLO, N, A, LDA, S, SCOND, AMAX, WORK, INFO)
	SSYEQUB More...
subroutine	ssygs2 (ITYPE, UPLO, N, A, LDA, B, LDB, INFO)
	SSYGS2 reduces a symmetric definite generalized eigenproblem to standard form, using the factorization results obtained from spotrf (unblocked algorithm). More...
subroutine	ssygst (ITYPE, UPLO, N, A, LDA, B, LDB, INFO)
	SSYGST More...
subroutine	ssyrfs (UPLO, N, NRHS, A, LDA, AF, LDAF, IPIV, B, LDB, X, LDX, FERR, BERR, WORK, IWORK, INFO)
	SSYRFS More...
subroutine	ssyrfsx (UPLO, EQUED, N, NRHS, A, LDA, AF, LDAF, IPIV, S, B, LDB, X, LDX, RCOND, BERR, N_ERR_BNDS, ERR_BNDS_NORM, ERR_BNDS_COMP, NPARAMS, PARAMS, WORK, IWORK, INFO)
	SSYRFSX More...
subroutine	ssytd2 (UPLO, N, A, LDA, D, E, TAU, INFO)
	SSYTD2 reduces a symmetric matrix to real symmetric tridiagonal form by an orthogonal similarity transformation (unblocked algorithm). More...
subroutine	ssytf2 (UPLO, N, A, LDA, IPIV, INFO)
	SSYTF2 computes the factorization of a real symmetric indefinite matrix, using the diagonal pivoting method (unblocked algorithm). More...
subroutine	ssytf2_rook (UPLO, N, A, LDA, IPIV, INFO)
	SSYTF2_ROOK computes the factorization of a real symmetric indefinite matrix using the bounded Bunch-Kaufman ("rook") diagonal pivoting method (unblocked algorithm). More...
subroutine	ssytrd (UPLO, N, A, LDA, D, E, TAU, WORK, LWORK, INFO)
	SSYTRD More...
subroutine	ssytrd_2stage (VECT, UPLO, N, A, LDA, D, E, TAU, HOUS2, LHOUS2, WORK, LWORK, INFO)
	SSYTRD_2STAGE More...
subroutine	ssytrd_sy2sb (UPLO, N, KD, A, LDA, AB, LDAB, TAU, WORK, LWORK, INFO)
	SSYTRD_SY2SB More...
subroutine	ssytrf (UPLO, N, A, LDA, IPIV, WORK, LWORK, INFO)
	SSYTRF More...
subroutine	ssytrf_aa (UPLO, N, A, LDA, IPIV, WORK, LWORK, INFO)
	SSYTRF_AA More...
subroutine	ssytrf_rook (UPLO, N, A, LDA, IPIV, WORK, LWORK, INFO)
	SSYTRF_ROOK More...
subroutine	ssytri (UPLO, N, A, LDA, IPIV, WORK, INFO)
	SSYTRI More...
subroutine	ssytri2 (UPLO, N, A, LDA, IPIV, WORK, LWORK, INFO)
	SSYTRI2 More...
subroutine	ssytri2x (UPLO, N, A, LDA, IPIV, WORK, NB, INFO)
	SSYTRI2X More...
subroutine	ssytri_rook (UPLO, N, A, LDA, IPIV, WORK, INFO)
	SSYTRI_ROOK More...
subroutine	ssytrs (UPLO, N, NRHS, A, LDA, IPIV, B, LDB, INFO)
	SSYTRS More...
subroutine	ssytrs2 (UPLO, N, NRHS, A, LDA, IPIV, B, LDB, WORK, INFO)
	SSYTRS2 More...
subroutine	ssytrs_aa (UPLO, N, NRHS, A, LDA, IPIV, B, LDB, WORK, LWORK, INFO)
	SSYTRS_AA More...
subroutine	ssytrs_rook (UPLO, N, NRHS, A, LDA, IPIV, B, LDB, INFO)
	SSYTRS_ROOK More...
subroutine	stgsyl (TRANS, IJOB, M, N, A, LDA, B, LDB, C, LDC, D, LDD, E, LDE, F, LDF, SCALE, DIF, WORK, LWORK, IWORK, INFO)
	STGSYL More...
subroutine	strsyl (TRANA, TRANB, ISGN, M, N, A, LDA, B, LDB, C, LDC, SCALE, INFO)
	STRSYL More...

Detailed Description

This is the group of real computational functions for SY matrices