Diofant 0.16

Not Released Yet

New features

Major changes

Compatibility breaks

• Reorder tuples, returned by gcdex() and half_gcdex(), see #1454.

• Removed Expr.lseries() (n=None option for series()), see #1418.

Minor changes

Developer changes

Issues closed

See the release milestone for complete list of issues and pull requests involved in this release.

These Sympy issues also were addressed:

• sympy/sympy#26990: Getting an AtrributeError when finding the limit of a complex equation with operators like sinh() and tanh()

• sympy/sympy#27001: Possible bug with sympy.solve

• sympy/sympy#27048: Order term does not simplify with terms containing log

• sympy/sympy#27050: Wrong result of definite integral

• sympy/sympy#26707: Wrong translation of lerchphi into Mathematica

• sympy/sympy#27074: Sum ignores an undetermined value

• sympy/sympy#27108: Wrong integration involving Dirac Delta

• sympy/sympy#27195: Pow of Add should not extract Floats

• sympy/sympy#27234: Integral of Abs(cos(x + y)) typeerror

• sympy/sympy#27236: bug with limit() function

• sympy/sympy#27238: perfect_power(-64) fails to find (-4)**3

• sympy/sympy#27256: Geometric series with free symbols

• sympy/sympy#27298: Wrong result when integrating Legendre Polynomial (missing case distinction)

• sympy/sympy#27300: Wrong result for an integral over complex exponential with a Diracdelta function

• sympy/sympy#27551: Invalid limit

• sympy/sympy#27624: sympy takes so long to solve a solvable system of polynomial equations symbolically

• sympy/sympy#27675: A simple example of a wrong definite integral

• sympy/sympy#27683: RecursionError: maximum recursion depth exceeded for SympifyError(a) when exchange an Integer into a Float

• sympy/sympy#27712: Infinite hang and resource consumption when solving a specially crafted equation due to call to Integer

• sympy/sympy#27794: PolyRing.index doesn’t appear to follow Python’s list indexing convention

• sympy/sympy#27786: A sum of positive elements returns 0

• sympy/sympy#27798: Bug of domain.unify

• sympy/sympy#27819: PolyRing: Issue in index Method of PolyRing When Using String as Generator

• sympy/sympy#27874: What should the extended Euclidean algorithm return when all inputs are zero?

• sympy/sympy#27901: rsolve raises AttributeError for some of the hypergeometric univariate functions

• sympy/sympy#14120: GeneratorsError for primitive_element([Poly(x**2 - 2)], x)

• sympy/sympy#28006: Mul(0, x, evaluate=False).is_zero gives False

• sympy/sympy#28033: Incorrect result when calculating a definite integral as the limit of a Rieman sum