本文整理匯總了Python中numpy.polynomial.chebyshev.chebval2d方法的典型用法代碼示例。如果您正苦於以下問題：Python chebyshev.chebval2d方法的具體用法？Python chebyshev.chebval2d怎麽用？Python chebyshev.chebval2d使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類numpy.polynomial.chebyshev的用法示例。
在下文中一共展示了chebyshev.chebval2d方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_chebval2d
# 需要導入模塊: from numpy.polynomial import chebyshev [as 別名]
# 或者: from numpy.polynomial.chebyshev import chebval2d [as 別名]
def test_chebval2d(self):
x1, x2, x3 = self.x
y1, y2, y3 = self.y
#test exceptions
assert_raises(ValueError, cheb.chebval2d, x1, x2[:2], self.c2d)
#test values
tgt = y1*y2
res = cheb.chebval2d(x1, x2, self.c2d)
assert_almost_equal(res, tgt)
#test shape
z = np.ones((2, 3))
res = cheb.chebval2d(z, z, self.c2d)
assert_(res.shape == (2, 3)) 示例2: test_chebvander2d
# 需要導入模塊: from numpy.polynomial import chebyshev [as 別名]
# 或者: from numpy.polynomial.chebyshev import chebval2d [as 別名]
def test_chebvander2d(self):
# also tests chebval2d for non-square coefficient array
x1, x2, x3 = self.x
c = np.random.random((2, 3))
van = cheb.chebvander2d(x1, x2, [1, 2])
tgt = cheb.chebval2d(x1, x2, c)
res = np.dot(van, c.flat)
assert_almost_equal(res, tgt)
# check shape
van = cheb.chebvander2d([x1], [x2], [1, 2])
assert_(van.shape == (1, 5, 6)) 示例3: test_chebvander2d
# 需要導入模塊: from numpy.polynomial import chebyshev [as 別名]
# 或者: from numpy.polynomial.chebyshev import chebval2d [as 別名]
def test_chebvander2d(self) :
# also tests chebval2d for non-square coefficient array
x1, x2, x3 = self.x
c = np.random.random((2, 3))
van = cheb.chebvander2d(x1, x2, [1, 2])
tgt = cheb.chebval2d(x1, x2, c)
res = np.dot(van, c.flat)
assert_almost_equal(res, tgt)
# check shape
van = cheb.chebvander2d([x1], [x2], [1, 2])
assert_(van.shape == (1, 5, 6))