@SuppressWarnings("unused")
AStridedMatrix tsm = m.subMatrix(1, 1, 1, 1);
}
AStridedMatrix sm = m.subMatrix(1, 2, 1, 2);
assertEquals(2, sm.rowCount());
assertEquals(2, sm.columnCount());
assertTrue(sm.data == m.data);
assertEquals(
Matrixx.create(new double[][] { { 5.0, 6.0 }, { 9.0, 10.0 } }),