/** * @param MatrixBase $matriz * @return MatrixBase * @depends testIsTriangularUpper */ public function testIsTriangularLower(MatrixBase $matriz) { $this->assertTrue($matriz->isTriangularLower()); $tmp = new MatrixBase(3, 3); $tmp->setPoint(1, 1, 1); $tmp->setPoint(1, 3, 1); $tmp->setPoint(2, 1, 1); $tmp->setPoint(2, 2, 1); $tmp->setPoint(3, 1, 1); $tmp->setPoint(3, 2, 1); $tmp->setPoint(3, 3, 1); $this->assertFalse($tmp->isTriangularLower()); return $matriz; }