public void RotateAtAppend ()
{
var m = new Matrix (1, 2, 3, 4, 5, 6);
m.RotateAtAppend (33, 5, 5);
CheckMatrix (new Matrix (-0.25060750208463,
2.22198017090588,
0.337455563776164,
4.98859937682678,
4.45536096498497,
5.83867056794542), m);
}
