quals(
        [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16], m1);
  }

  function testDeterminant() {
    var m0 = goog.vec.Matrix4.createFromValues(
        1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1);
    assertEquals(0, goog.vec.Matrix4.determinant(m0));
    assertElementsEquals(
        [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], m0);

    goog.vec.Matrix4.setFromValues(
        m0, 1, 2, 3, 4, 2, 3, 4, 1, 3, 4, 1, 2, 4, 1, 2, 3);
    assertEquals(160, goog.vec.Matrix4.determinant(m