public void T10_CoFactors()
{
Mat3 mat3 = new Mat3(3, 5, 0, 2, -1, -7, 6, -1, 5);
Assert.AreEqual(-12, mat3.Minor(0, 0));
Assert.AreEqual(-12, mat3.Cofactor(0, 0));
Assert.AreEqual(25, mat3.Minor(1, 0));
Assert.AreEqual(-25, mat3.Cofactor(1, 0));
}
public void T09_Minors()
{
Mat3 mat3 = new Mat3(3, 5, 0, 2, -1, -7, 6, -1, 5);
Mat2 b = mat3.Sub(1, 0);
Assert.AreEqual(25, b.Det());
Assert.AreEqual(25, mat3.Minor(1, 0));
}