public void SkewPrepend()
{
var m = Matrix.Identity;
m.SkewPrepend (10, 15);
CheckMatrix (new Matrix (1,
0.267949192431123,
0.176326980708465,
1, 0, 0), m);
m = new Matrix (1, 2, 2, 1, 3, 3);
m.SkewPrepend (10, 15);
CheckMatrix (new Matrix (1.53589838486225,
2.26794919243112,
2.17632698070847,
1.35265396141693,
3, 3), m);
}
