LAPACK  3.7.1
LAPACK: Linear Algebra PACKage
Collaboration diagram for real:

Functions

subroutine sgesc2 (N, A, LDA, RHS, IPIV, JPIV, SCALE)
 SGESC2 solves a system of linear equations using the LU factorization with complete pivoting computed by sgetc2. More...
 
subroutine sgetc2 (N, A, LDA, IPIV, JPIV, INFO)
 SGETC2 computes the LU factorization with complete pivoting of the general n-by-n matrix. More...
 
real function slange (NORM, M, N, A, LDA, WORK)
 SLANGE returns the value of the 1-norm, Frobenius norm, infinity-norm, or the largest absolute value of any element of a general rectangular matrix. More...
 
subroutine slaqge (M, N, A, LDA, R, C, ROWCND, COLCND, AMAX, EQUED)
 SLAQGE scales a general rectangular matrix, using row and column scaling factors computed by sgeequ. More...
 
subroutine stgex2 (WANTQ, WANTZ, N, A, LDA, B, LDB, Q, LDQ, Z, LDZ, J1, N1, N2, WORK, LWORK, INFO)
 STGEX2 swaps adjacent diagonal blocks in an upper (quasi) triangular matrix pair by an orthogonal equivalence transformation. More...
 

Detailed Description

This is the group of real auxiliary functions for GE matrices