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src/s/y/sympy-0.7.5/sympy/integrals/rde.py   sympy(Download)
    [q1, ..., qm], a list of Polys.
    """
    from sympy.integrals.prde import (prde_no_cancel_b_large,
        prde_no_cancel_b_small)
 
 
        if parametric:
            return prde_no_cancel_b_large(b, cQ, n, DE)
        return no_cancel_b_large(b, cQ, n, DE)
 

src/s/y/sympy-HEAD/sympy/integrals/rde.py   sympy(Download)
    [q1, ..., qm], a list of Polys.
    """
    from sympy.integrals.prde import (prde_no_cancel_b_large,
        prde_no_cancel_b_small)
 
 
        if parametric:
            return prde_no_cancel_b_large(b, cQ, n, DE)
        return no_cancel_b_large(b, cQ, n, DE)
 

src/s/y/sympy-0.7.5/sympy/integrals/tests/test_prde.py   sympy(Download)
"""Most of these tests come from the examples in Bronstein's book."""
from sympy import Poly, Matrix, S, symbols, I
from sympy.integrals.risch import DifferentialExtension
from sympy.integrals.prde import (prde_normal_denom, prde_special_denom,
    prde_linear_constraints, constant_system, prde_spde, prde_no_cancel_b_large,
def test_prde_no_cancel():
    # b large
    DE = DifferentialExtension(extension={'D': [Poly(1, x)]})
    assert prde_no_cancel_b_large(Poly(1, x), [Poly(x**2, x), Poly(1, x)], 2, DE) == \
        ([Poly(x**2 - 2*x + 2, x), Poly(1, x)], Matrix([[1, 0, -1, 0],
                                                        [0, 1, 0, -1]]))
    assert prde_no_cancel_b_large(Poly(1, x), [Poly(x**3, x), Poly(1, x)], 3, DE) == \

src/s/y/sympy-HEAD/sympy/integrals/tests/test_prde.py   sympy(Download)
"""Most of these tests come from the examples in Bronstein's book."""
from sympy import Poly, Matrix, S, symbols, I
from sympy.integrals.risch import DifferentialExtension
from sympy.integrals.prde import (prde_normal_denom, prde_special_denom,
    prde_linear_constraints, constant_system, prde_spde, prde_no_cancel_b_large,
def test_prde_no_cancel():
    # b large
    DE = DifferentialExtension(extension={'D': [Poly(1, x)]})
    assert prde_no_cancel_b_large(Poly(1, x), [Poly(x**2, x), Poly(1, x)], 2, DE) == \
        ([Poly(x**2 - 2*x + 2, x), Poly(1, x)], Matrix([[1, 0, -1, 0],
                                                        [0, 1, 0, -1]]))
    assert prde_no_cancel_b_large(Poly(1, x), [Poly(x**3, x), Poly(1, x)], 3, DE) == \