Did I find the right examples for you? yes no

All Samples(20)  |  Call(16)  |  Derive(0)  |  Import(4)

src/s/y/sympy-HEAD/sympy/integrals/meijerint.py   sympy(Download)
        return None
    _debug('Trying recursive mellin transform method.')
    from sympy.integrals.transforms import (mellin_transform,
                                    inverse_mellin_transform, IntegralTransformError,
                                    MellinTransformStripError)
        return Integral(f, (x, 0, oo))
    try:
        F, strip, _ = mellin_transform(f, x, s, integrator=my_integrator,
                                       simplify=False, needeval=True)
        g = my_imt(F, s, x, strip)
        if a not in f.free_symbols and _is_analytic(f, x):
            try:
                F, strip, _ = mellin_transform(f.subs(x, a*x), x, s,
                                               integrator=my_integrator,
                                               needeval=True, simplify=False)

src/s/y/sympy-0.7.5/sympy/integrals/meijerint.py   sympy(Download)
        return None
    _debug('Trying recursive mellin transform method.')
    from sympy.integrals.transforms import (mellin_transform,
                                    inverse_mellin_transform, IntegralTransformError,
                                    MellinTransformStripError)
        return Integral(f, (x, 0, oo))
    try:
        F, strip, _ = mellin_transform(f, x, s, integrator=my_integrator,
                                       simplify=False, needeval=True)
        g = my_imt(F, s, x, strip)
        if a not in f.free_symbols and _is_analytic(f, x):
            try:
                F, strip, _ = mellin_transform(f.subs(x, a*x), x, s,
                                               integrator=my_integrator,
                                               needeval=True, simplify=False)

src/s/y/sympy-HEAD/sympy/integrals/tests/test_transforms.py   sympy(Download)
from sympy.integrals.transforms import (mellin_transform,
    inverse_mellin_transform, laplace_transform, inverse_laplace_transform,
    fourier_transform, inverse_fourier_transform,
    sine_transform, inverse_sine_transform,
    cosine_transform, inverse_cosine_transform,
def test_undefined_function():
    from sympy import Function, MellinTransform
    f = Function('f')
    assert mellin_transform(f(x), x, s) == MellinTransform(f(x), x, s)
    assert mellin_transform(f(x) + exp(-x), x, s) == \
    u = Symbol('u', polar=True)
 
    assert mellin_transform(E1(x), x, s) == (gamma(s)/s, (0, oo), True)
    assert inverse_mellin_transform(gamma(s)/s, s, x,
              (0, oo)).rewrite(expint).expand() == E1(x)
    assert mellin_transform(expint(a, x), x, s) == \

src/s/y/sympy-0.7.5/sympy/integrals/tests/test_transforms.py   sympy(Download)
from sympy.integrals.transforms import (mellin_transform,
    inverse_mellin_transform, laplace_transform, inverse_laplace_transform,
    fourier_transform, inverse_fourier_transform,
    sine_transform, inverse_sine_transform,
    cosine_transform, inverse_cosine_transform,
def test_undefined_function():
    from sympy import Function, MellinTransform
    f = Function('f')
    assert mellin_transform(f(x), x, s) == MellinTransform(f(x), x, s)
    assert mellin_transform(f(x) + exp(-x), x, s) == \
    u = Symbol('u', polar=True)
 
    assert mellin_transform(E1(x), x, s) == (gamma(s)/s, (0, oo), True)
    assert inverse_mellin_transform(gamma(s)/s, s, x,
              (0, oo)).rewrite(expint).expand() == E1(x)
    assert mellin_transform(expint(a, x), x, s) == \