LAPACK  3.8.0
LAPACK: Linear Algebra PACKage
Collaboration diagram for double:

Functions

subroutine dgesc2 (N, A, LDA, RHS, IPIV, JPIV, SCALE)
 DGESC2 solves a system of linear equations using the LU factorization with complete pivoting computed by sgetc2. More...
 
subroutine dgetc2 (N, A, LDA, IPIV, JPIV, INFO)
 DGETC2 computes the LU factorization with complete pivoting of the general n-by-n matrix. More...
 
double precision function dlange (NORM, M, N, A, LDA, WORK)
 DLANGE 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 dlaqge (M, N, A, LDA, R, C, ROWCND, COLCND, AMAX, EQUED)
 DLAQGE scales a general rectangular matrix, using row and column scaling factors computed by sgeequ. More...
 
subroutine dtgex2 (WANTQ, WANTZ, N, A, LDA, B, LDB, Q, LDQ, Z, LDZ, J1, N1, N2, WORK, LWORK, INFO)
 DTGEX2 swaps adjacent diagonal blocks in an upper (quasi) triangular matrix pair by an orthogonal equivalence transformation. More...
 

Detailed Description

This is the group of double auxiliary functions for GE matrices