Collaboration diagram for real:

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...

Detailed Description

This is the group of real auxiliary functions for SY matrices

Functions