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failure in EllipticCurveIsogeny.dual()

c: elliptic curves

p: major / 3

t: bug

Status: Open.

#42025 In sagemath/sage;

· yyyyx4 opened on Apr 17, 2026

failure in EllipticCurveIsogeny.dual()

c: elliptic curves

p: major / 3

t: bug

Status: Open.

#42024 In sagemath/sage;

· yyyyx4 opened on Apr 17, 2026

NotImplementedError in Kohel isogeny formula mentions an incorrect requirement

c: elliptic curves

p: minor / 4

t: bug

Status: Open.

#42023 In sagemath/sage;

· yyyyx4 opened on Apr 17, 2026

_expand_basis_pgroup() can (rarely) give incorrect results

c: algebra

p: minor / 4

t: bug

Status: Open.

#42017 In sagemath/sage;

· yyyyx4 opened on Apr 16, 2026

Crash when neither HOME nor DOT_SAGE are set

t: bug

Status: Open.

#42002 In sagemath/sage;

· saraedum opened on Apr 15, 2026

random failure in doctest in EllipticCurveHom.inverse_image()

p: trivial / 5

t: bug

t: tests

Status: Open.

#41999 In sagemath/sage;

· yyyyx4 opened on Apr 15, 2026

Shimura subroup sometimes returns wrong cardinality

t: bug

Status: Open.

#41993 In sagemath/sage;

· koffie opened on Apr 14, 2026

cython() doctests fail when LTO is used

Status: Open.

#41991 In sagemath/sage;

· orlitzky opened on Apr 14, 2026

AssertionError or ValueError when calling HyperellipticJacobian_generic.random_element()

c: algebraic geometry

p: minor / 4

t: bug

Status: Open.

#41985 In sagemath/sage;

· yyyyx4 opened on Apr 14, 2026

Build sage on ppc64le (POWER9) fails

c: build

t: bug

Status: Open.

#41972 In sagemath/sage;

· M-Stenzel opened on Apr 12, 2026

crash in EllipticCurveHom_fractional._eval()

c: elliptic curves

p: major / 3

t: bug

Status: Open.

#41969 In sagemath/sage;

· yyyyx4 opened on Apr 12, 2026

Random fail in simplicial_sets.py

Status: Open.

#41953 In sagemath/sage;

· cxzhong opened on Apr 9, 2026