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mat: panic if matrix is empty in Tridiag.Norm

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This commit is contained in:
Vladimir Chalupecky
2021-05-05 13:56:59 +02:00
committed by Vladimír Chalupecký
parent 32854e3cda
commit d440876c00
1 changed files with 3 additions and 0 deletions
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3
mat/tridiag.go
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@@ -188,6 +188,9 @@ func (a *Tridiag) Trace() float64 {
// //
// Norm will panic with ErrNormOrder if an illegal norm is specified. // Norm will panic with ErrNormOrder if an illegal norm is specified.
func (a *Tridiag) Norm(norm float64) float64 { func (a *Tridiag) Norm(norm float64) float64 {
if a.IsEmpty() {
panic(ErrZeroLength)
}
return lapack64.Langt(normLapack(norm, false), a.mat) return lapack64.Langt(normLapack(norm, false), a.mat)
} }