Issues

• Output form of nonlinsolve([(x**2 - 1)/(x - 1) - x - 1, y - 1], [x, y])

  sympy/sympy#30792 · Filter by author 11350613 opened on Oct 21, 2026

• ubuntu version issue for installation of libcanberra-gtk-module

  CI
  sympy/sympy#30791 · Filter by author smichr opened on Oct 21, 2026

• geometry: update distance from Plane to lines/point with symbolic formulas

  geometry
  sympy/sympy#30790 · Filter by author smichr opened on Oct 21, 2026
  2

• bound symbol in Lambda is captured by substitution

  core
  sympy/sympy#30788 · Filter by author smichr opened on Oct 20, 2026

• stats: LogitNormal cdf is not capped to its (0, 1) support

  sympy/sympy#30784 · Filter by author Jason10191019999 opened on Oct 20, 2026

• stats: Gompertz moment generating function has a sign error

  sympy/sympy#30783 · Filter by author Jason10191019999 opened on Oct 20, 2026

• stats: QuadraticU moment generating function and characteristic function are wrong

  sympy/sympy#30782 · Filter by author Jason10191019999 opened on Oct 20, 2026

• Matrix.pinv() on symbolic row vectors introduces artificial division-by-zero singularities

  sympy/sympy#30759 · Filter by author Gracy769 opened on Oct 16, 2026

• singularities() fails on 0**exp for bounded domains and disconnected solution sets, and misses poles for variable-exponent powers

  sympy/sympy#30756 · Filter by author Gracy769 opened on Oct 16, 2026

• The new contributors guide probably encourages spam

  sympy/sympy#30749 · Filter by author TiloRC opened on Oct 13, 2026
  7

• Implementing Euler's substitutions to manualintegrate for definite integrals

  sympy/sympy#30743 · Filter by author Ill-mannered-ambassador opened on Oct 13, 2026
  2

• PurePoly equality ignores gens but args and subs depend on them

  polys
  sympy/sympy#30740 · Filter by author smichr opened on Oct 12, 2026

• satisfiable returns incorrect SAT results when Z3 is unavailable

  sympy/sympy#30729 · Filter by author sonusharma6-dsa opened on Oct 11, 2026

• asin, acos and atan give is_rational = False when the result can be 0

  sympy/sympy#30722 · Filter by author varnit7002-tech opened on Oct 11, 2026

• Centralize EncodedCNF invariants and SAT backend result conventions

  sympy/sympy#30719 · Filter by author sonusharma6-dsa opened on Oct 10, 2026
  1

• Incorrect assumptions for the square of an irrational symbol

  sympy/sympy#30718 · Filter by author Shubhankar-Joshi2489 opened on Oct 10, 2026
  1

• PID controller stabilization

  physics.control
  sympy/sympy#30717 · Filter by author leomanga opened on Oct 10, 2026
  9

• hypergeometric functions with nonpositive integer in upper and lower parameters

  sympy/sympy#30708 · Filter by author smichr opened on Oct 9, 2026
  2

• Centralize doctest exclusions and optional-dependency requirements

  CITesting
  sympy/sympy#30704 · Filter by author smichr opened on Oct 9, 2026
  3

• ConditionSet skips free numeric parameter substitution; nested Lambda scope question

  sympy/sympy#30692 · Filter by author paumartin2407 opened on Oct 7, 2026

• track condition on denominators introduced during reduce_inequalities

  solvers.inequalities
  sympy/sympy#30688 · Filter by author smichr opened on Oct 6, 2026
  1

• Wrong definite integral of (1 + sqrt(1 - x**2))**3: sign of the square root is lost

  sympy/sympy#30685 · Filter by author terben opened on Oct 6, 2026

• wrong result: Sum((-1) ** n * x ** (2 * n + 1) / (2 * n + 1), (n, 1, oo)).doit().subs(x, 0) returns nan; Expected = 0

  sympy/sympy#30674 · Filter by author 11350613 opened on Oct 5, 2026
  1

• Possible typo in docs

  sympy/sympy#30672 · Filter by author billgan1024 opened on Oct 5, 2026

• Find bugs in the rewrite of SymPy's assumption system

  assumptionsEasy to Fixgood first issue
  sympy/sympy#30671 · Filter by author TiloRC opened on Oct 4, 2026
  3