@Test
public void testIsRegularShouldSuccess() throws Exception {
Matrix a =
new Matrix(
new double[][] {
{1, 2, 3},
{3, 2, 1},
{2, 1, 3}
});
assertEquals(true, a.isRegular());
}
@Test
public void testIsRegularShouldFail() throws Exception {
Matrix a = new Matrix(new double[][] {{1, 0, 3}, {3, 0, 1}, {2, 0, 3}});
assertEquals(false, a.isRegular());
}