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LAPACK
3.7.0
LAPACK: Linear Algebra PACKage
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Functions | |
double precision function | dlangb (NORM, N, KL, KU, AB, LDAB, WORK) |
DLANGB returns the value of the 1-norm, Frobenius norm, infinity-norm, or the largest absolute value of any element of general band matrix. More... | |
subroutine | dlaqgb (M, N, KL, KU, AB, LDAB, R, C, ROWCND, COLCND, AMAX, EQUED) |
DLAQGB scales a general band matrix, using row and column scaling factors computed by sgbequ. More... | |
This is the group of double auxiliary functions for GB matrices