LAPACK
3.10.1
LAPACK: Linear Algebra PACKage

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 nbyn matrix. More...  
real function  slange (NORM, M, N, A, LDA, WORK) 
SLANGE returns the value of the 1norm, Frobenius norm, infinitynorm, 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...  
This is the group of real auxiliary functions for GE matrices