public void Add()
{
Mat2d m1 = new Mat2d();
m1.SetIdentity();
Mat2d m2 = new Mat2d(new XY(0, 2), new XY(3, 0));
Mat2d res = new Mat2d(new XY(1, 2), new XY(3, 1));
Assert.AreEqual(res, m1.Added(m2));
}
public void ValueType_Mat()
{
Mat2d m1 = new Mat2d();
m1.SetIdentity();
Mat2d m2 = new Mat2d(new XY(0, 2), new XY(3, 0));
Mat2d res = new Mat2d(new XY(1, 2), new XY(3, 1));
Assert.AreEqual(res, m1.Added(m2));
Assert.AreEqual(-6, m2.Determinant());
}