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