func __TestZeroQRSweep(t *testing.T) {
N := 5
D0 := cmat.NewMatrix(1, N)
E0 := cmat.NewMatrix(1, N-1)
D1 := cmat.NewMatrix(1, N)
E1 := cmat.NewMatrix(1, N-1)
for k := 0; k < N; k++ {
D0.SetAt(k, float64(k+1))
D1.SetAt(k, float64(k+1))
if k < N-1 {
E0.SetAt(k, 1.0)
E1.SetAt(k, 1.0)
}
}
f := D0.GetAt(0)
g := E0.GetAt(0)
lapackd.BDQRsweep(D0, E0, f, g)
lapackd.BDQRzero(D1, E1)
t.Logf("D0.std :%v\n", D0)
t.Logf("D1.zero:%v\n", D1)
t.Logf("E0.std :%v\n", E0)
t.Logf("E1:zero %v\n", E1)
}
func __TestSweep(t *testing.T) {
N := 5
D0 := cmat.NewMatrix(1, N)
E0 := cmat.NewMatrix(1, N-1)
D1 := cmat.NewMatrix(1, N)
E1 := cmat.NewMatrix(1, N-1)
for k := 0; k < N; k++ {
D0.SetAt(k, float64(k+1))
D1.SetAt(N-1-k, float64(k+1))
if k < N-1 {
E0.SetAt(k, 1.0)
E1.SetAt(k, 1.0)
}
}
f := 0.5
g := -0.45
lapackd.BDQRsweep(D0, E0, f, g)
lapackd.BDQLsweep(D1, E1, f, g)
t.Logf("D0:%v\n", D0)
t.Logf("D1:%v\n", D1)
t.Logf("E0:%v\n", E0)
t.Logf("E1:%v\n", E1)
}