Merge pull request #201 from Bytom/v0.1

[bytom/vapor.git] / vendor / gonum.org / v1 / gonum / lapack / testlapack / dorgl2.go

diff --git a/vendor/gonum.org/v1/gonum/lapack/testlapack/dorgl2.go b/vendor/gonum.org/v1/gonum/lapack/testlapack/dorgl2.go
deleted file mode 100644 (file)
index 3eb6049..0000000
--- a/vendor/gonum.org/v1/gonum/lapack/testlapack/dorgl2.go
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright ©2015 The Gonum Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package testlapack
-
-import (
-       "testing"
-
-       "golang.org/x/exp/rand"
-
-       "gonum.org/v1/gonum/floats"
-)
-
-type Dorgl2er interface {
-       Dgelqfer
-       Dorgl2(m, n, k int, a []float64, lda int, tau []float64, work []float64)
-}
-
-func Dorgl2Test(t *testing.T, impl Dorgl2er) {
-       rnd := rand.New(rand.NewSource(1))
-       for _, test := range []struct {
-               m, n, lda int
-       }{
-               {3, 3, 0},
-               {3, 4, 0},
-
-               {5, 5, 20},
-               {5, 10, 20},
-       } {
-               m := test.m
-               n := test.n
-               lda := test.lda
-               if lda == 0 {
-                       lda = test.n
-               }
-               a := make([]float64, m*lda)
-               for i := range a {
-                       a[i] = rnd.NormFloat64()
-               }
-               k := min(m, n)
-               tau := make([]float64, k)
-               work := make([]float64, 1)
-               impl.Dgelqf(m, n, a, lda, tau, work, -1)
-               work = make([]float64, int(work[0]))
-               impl.Dgelqf(m, n, a, lda, tau, work, len(work))
-
-               q := constructQ("LQ", m, n, a, lda, tau)
-
-               impl.Dorgl2(m, n, k, a, lda, tau, work)
-
-               // Check that the first m rows match.
-               same := true
-               for i := 0; i < m; i++ {
-                       for j := 0; j < n; j++ {
-                               if !floats.EqualWithinAbsOrRel(q.Data[i*q.Stride+j], a[i*lda+j], 1e-12, 1e-12) {
-                                       same = false
-                                       break
-                               }
-                       }
-               }
-               if !same {
-                       t.Errorf("Q mismatch")
-               }
-       }
-}