func main() {
// matrix string in row order presentation
sA :=
"[-7.44e-01 1.11e-01 1.29e+00 2.62e+00 -1.82e+00]" +
"[ 4.59e-01 7.06e-01 3.16e-01 -1.06e-01 7.80e-01]" +
"[-2.95e-02 -2.22e-01 -2.07e-01 -9.11e-01 -3.92e-01]" +
"[-7.75e-01 1.03e-01 -1.22e+00 -5.74e-01 -3.32e-01]" +
"[-1.80e+00 1.24e+00 -2.61e+00 -9.31e-01 -6.38e-01]"
sb :=
"[ 8.38e-01]" +
"[ 9.92e-01]" +
"[ 9.56e-01]" +
"[ 6.14e-01]" +
"[ 6.56e-01]" +
"[ 3.57e-01]" +
"[ 6.36e-01]" +
"[ 5.08e-01]" +
"[ 8.81e-03]" +
"[ 7.08e-02]"
b, _ := matrix.FloatParsePy(sb)
Al, _ := matrix.FloatParsePy(sA)
Au := Al.Copy().Neg()
A := matrix.FloatZeros(2*Al.Rows(), Al.Cols())
A.SetSubMatrix(0, 0, Al)
A.SetSubMatrix(Al.Rows(), 0, Au)
//fmt.Printf("A (%d,%d):\n%v\n", A.Rows(), A.Cols(), A)
//fmt.Printf("b (%d,%d):\n%v\n", b.Rows(), b.Cols(), b)
x, nt := Acent(A, b, 10)
fmt.Printf("nt:\n%v\n", nt)
fmt.Printf("x :\n%v\n", x)
}
func TestComputeScaling() {
dims := makeDims()
sS :=
"[ 3.57e+01]" +
"[ 3.61e+01]" +
"[ 2.29e+01]" +
"[ 1.58e+01]" +
"[-1.50e+01]" +
"[ 1.22e+00]" +
"[ 4.39e+01]" +
"[ 2.99e-01]" +
"[ 3.71e-01]" +
"[-8.84e-01]" +
"[ 1.07e+02]" +
"[-2.80e+01]" +
"[-2.24e+01]" +
"[ 3.00e+01]" +
"[ 1.22e+02]" +
"[ 2.26e+01]" +
"[ 1.90e+01]" +
"[-2.30e+01]" +
"[ 4.57e+01]"
zS :=
"[ 1.28e+00]" +
"[ 1.21e+00]" +
"[ 1.23e+00]" +
"[ 1.00e-02]" +
"[ 7.99e-03]" +
"[ 9.00e-02]" +
"[ 1.16e+00]" +
"[-6.30e-03]" +
"[-4.97e-04]" +
"[-5.57e-03]" +
"[ 1.26e+00]" +
"[ 8.42e-03]" +
"[-3.01e-02]" +
"[ 0.00e+00]" +
"[ 1.13e+00]" +
"[-8.81e-02]" +
"[ 0.00e+00]" +
"[ 0.00e+00]" +
"[ 1.06e+00]"
s, _ := matrix.FloatParsePy(sS)
z, _ := matrix.FloatParsePy(zS)
lmbda := matrix.FloatZeros(14, 1)
W, err := cvx.ComputeScaling(s, z, lmbda, dims, 0)
fmt.Printf("lmbda=\n%v\n", lmbda)
W.Print()
if W == nil || err == nil {
}
}
func TestJnrm2() {
s, _ := matrix.FloatParsePy(sS)
aa := cvx.Jnrm2(s, 4, 2)
fmt.Printf("aa = %v\n", aa)
}
func TestSinv2() {
dims := makeDims()
sS2 :=
"[ 4.58e+01]" +
"[ 4.35e+01]" +
"[ 2.83e+01]" +
"[ 1.97e+01]" +
"[-1.84e+01]" +
"[ 2.69e+00]" +
"[ 5.09e+01]" +
"[ 7.07e-02]" +
"[ 4.09e-01]" +
"[-1.27e+00]" +
"[ 1.75e+02]" +
"[ 0.00e+00]" +
"[ 0.00e+00]" +
"[ 0.00e+00]" +
"[ 1.04e+02]" +
"[ 0.00e+00]" +
"[ 0.00e+00]" +
"[ 0.00e+00]" +
"[ 3.89e+01]"
lmbdaS2 :=
"[ 6.77e+00]" +
"[ 6.59e+00]" +
"[ 4.27e+00]" +
"[ 2.30e+00]" +
"[-2.16e+00]" +
"[ 3.15e-01]" +
"[ 7.14e+00]" +
"[ 4.95e-03]" +
"[ 2.86e-02]" +
"[-8.90e-02]" +
"[ 1.32e+01]" +
"[ 1.02e+01]" +
"[ 6.24e+00]" +
"[ 1.00e+00]"
sinv_res :=
"[-6.77e+00]" +
"[-6.59e+00]" +
"[-4.27e+00]" +
"[-2.30e+00]" +
"[ 2.16e+00]" +
"[-3.15e-01]" +
"[-7.14e+00]" +
"[-4.95e-03]" +
"[-2.86e-02]" +
"[ 8.90e-02]" +
"[-1.32e+01]" +
"[-0.00e+00]" +
"[-0.00e+00]" +
"[-0.00e+00]" +
"[-1.02e+01]" +
"[-0.00e+00]" +
"[-0.00e+00]" +
"[-0.00e+00]" +
"[-6.24e+00]"
s, _ := matrix.FloatParsePy(sS2)
lmbda, _ := matrix.FloatParsePy(lmbdaS2)
cvx.Sinv(s, lmbda, dims, 0)
blas.ScalFloat(s, -1.0)
res_s, _ := matrix.FloatParsePy(sinv_res)
fmt.Printf("res=\n%v\n", s)
fmt.Printf("OK=%v\n", s.Equal(res_s))
}