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Python chebyshev.chebint方法代码示例

本文整理汇总了Python中numpy.polynomial.chebyshev.chebint方法的典型用法代码示例。如果您正苦于以下问题:Python chebyshev.chebint方法的具体用法?Python chebyshev.chebint怎么用?Python chebyshev.chebint使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在numpy.polynomial.chebyshev的用法示例。


在下文中一共展示了chebyshev.chebint方法的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: test_chebder

# 需要导入模块: from numpy.polynomial import chebyshev [as 别名]
# 或者: from numpy.polynomial.chebyshev import chebint [as 别名]
def test_chebder(self):
        # check exceptions
        assert_raises(ValueError, cheb.chebder, [0], .5)
        assert_raises(ValueError, cheb.chebder, [0], -1)

        # check that zeroth derivative does nothing
        for i in range(5):
            tgt = [0]*i + [1]
            res = cheb.chebder(tgt, m=0)
            assert_equal(trim(res), trim(tgt))

        # check that derivation is the inverse of integration
        for i in range(5):
            for j in range(2, 5):
                tgt = [0]*i + [1]
                res = cheb.chebder(cheb.chebint(tgt, m=j), m=j)
                assert_almost_equal(trim(res), trim(tgt))

        # check derivation with scaling
        for i in range(5):
            for j in range(2, 5):
                tgt = [0]*i + [1]
                res = cheb.chebder(cheb.chebint(tgt, m=j, scl=2), m=j, scl=.5)
                assert_almost_equal(trim(res), trim(tgt)) 
开发者ID:Frank-qlu,项目名称:recruit,代码行数:26,代码来源:test_chebyshev.py

示例2: test_chebder

# 需要导入模块: from numpy.polynomial import chebyshev [as 别名]
# 或者: from numpy.polynomial.chebyshev import chebint [as 别名]
def test_chebder(self):
        # check exceptions
        assert_raises(ValueError, cheb.chebder, [0], .5)
        assert_raises(ValueError, cheb.chebder, [0], -1)

        # check that zeroth deriviative does nothing
        for i in range(5):
            tgt = [0]*i + [1]
            res = cheb.chebder(tgt, m=0)
            assert_equal(trim(res), trim(tgt))

        # check that derivation is the inverse of integration
        for i in range(5):
            for j in range(2, 5):
                tgt = [0]*i + [1]
                res = cheb.chebder(cheb.chebint(tgt, m=j), m=j)
                assert_almost_equal(trim(res), trim(tgt))

        # check derivation with scaling
        for i in range(5):
            for j in range(2, 5):
                tgt = [0]*i + [1]
                res = cheb.chebder(cheb.chebint(tgt, m=j, scl=2), m=j, scl=.5)
                assert_almost_equal(trim(res), trim(tgt)) 
开发者ID:abhisuri97,项目名称:auto-alt-text-lambda-api,代码行数:26,代码来源:test_chebyshev.py

示例3: test_chebder

# 需要导入模块: from numpy.polynomial import chebyshev [as 别名]
# 或者: from numpy.polynomial.chebyshev import chebint [as 别名]
def test_chebder(self) :
        # check exceptions
        assert_raises(ValueError, cheb.chebder, [0], .5)
        assert_raises(ValueError, cheb.chebder, [0], -1)

        # check that zeroth deriviative does nothing
        for i in range(5) :
            tgt = [0]*i + [1]
            res = cheb.chebder(tgt, m=0)
            assert_equal(trim(res), trim(tgt))

        # check that derivation is the inverse of integration
        for i in range(5) :
            for j in range(2, 5) :
                tgt = [0]*i + [1]
                res = cheb.chebder(cheb.chebint(tgt, m=j), m=j)
                assert_almost_equal(trim(res), trim(tgt))

        # check derivation with scaling
        for i in range(5) :
            for j in range(2, 5) :
                tgt = [0]*i + [1]
                res = cheb.chebder(cheb.chebint(tgt, m=j, scl=2), m=j, scl=.5)
                assert_almost_equal(trim(res), trim(tgt)) 
开发者ID:ktraunmueller,项目名称:Computable,代码行数:26,代码来源:test_chebyshev.py

示例4: test_chebint_axis

# 需要导入模块: from numpy.polynomial import chebyshev [as 别名]
# 或者: from numpy.polynomial.chebyshev import chebint [as 别名]
def test_chebint_axis(self):
        # check that axis keyword works
        c2d = np.random.random((3, 4))

        tgt = np.vstack([cheb.chebint(c) for c in c2d.T]).T
        res = cheb.chebint(c2d, axis=0)
        assert_almost_equal(res, tgt)

        tgt = np.vstack([cheb.chebint(c) for c in c2d])
        res = cheb.chebint(c2d, axis=1)
        assert_almost_equal(res, tgt)

        tgt = np.vstack([cheb.chebint(c, k=3) for c in c2d])
        res = cheb.chebint(c2d, k=3, axis=1)
        assert_almost_equal(res, tgt) 
开发者ID:Frank-qlu,项目名称:recruit,代码行数:17,代码来源:test_chebyshev.py


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