LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
dlansy.f File Reference

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Functions/Subroutines

double precision function dlansy (NORM, UPLO, N, A, LDA, WORK)
 DLANSY 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...
 
dlansy
double precision function dlansy(NORM, UPLO, N, A, LDA, WORK)
DLANSY returns the value of the 1-norm, or the Frobenius norm, or the infinity norm,...
Definition: dlansy.f:124
disnan
logical function disnan(DIN)
DISNAN tests input for NaN.
Definition: disnan.f:61
lsame
logical function lsame(CA, CB)
LSAME
Definition: lsame.f:55
dlassq
subroutine dlassq(N, X, INCX, SCALE, SUMSQ)
DLASSQ updates a sum of squares represented in scaled form.
Definition: dlassq.f:105
dcombssq
subroutine dcombssq(V1, V2)
DCOMBSSQ adds two scaled sum of squares quantities.
Definition: dcombssq.f:62