def test_lagvander2d(self) : # also tests lagval2d for non-square coefficient array x1, x2, x3 = self.x c = np.random.random((2, 3)) van = lag.lagvander2d(x1, x2, [1, 2]) tgt = lag.lagval2d(x1, x2, c) res = np.dot(van, c.flat) assert_almost_equal(res, tgt) # check shape van = lag.lagvander2d([x1], [x2], [1, 2]) assert_(van.shape == (1, 5, 6))
def test_lagvander2d(self): # also tests lagval2d for non-square coefficient array x1, x2, x3 = self.x c = np.random.random((2, 3)) van = lag.lagvander2d(x1, x2, [1, 2]) tgt = lag.lagval2d(x1, x2, c) res = np.dot(van, c.flat) assert_almost_equal(res, tgt) # check shape van = lag.lagvander2d([x1], [x2], [1, 2]) assert_(van.shape == (1, 5, 6))