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Matrix multiplication fails on matrices over an exterior algebra

c: coercion

c: cython

t: bug

Status: Open.

Bug

#39648 In sagemath/sage;

· trevorkarn opened on Mar 7, 2025

No canonical conversion from ℚ to ‾𝔽ₚ?

c: coercion

c: finite rings

t: bug

Status: Open.

#38373 In sagemath/sage;

· user202729 opened on Jul 15, 2024

structure/detect element action

c: coercion

s: needs work

v: minimal

Status: Open (in progress).

sagemath/sagenumber 37918

#37918 In sagemath/sage;

· mantepse opened on May 1, 2024

<code>IntegerMulAction</code> shouldn't require negation

c: coercion

t: enhancement

Status: Open.

#37717 In sagemath/sage;

· grhkm21 opened on Apr 1, 2024

Fix product of multivariate polynomial ring and vector

c: coercion

c: commutative algebra

c: linear algebra

s: needs work

v: minimal

Status: Open (in progress).

sagemath/sagenumber 37529

#37529 In sagemath/sage;

· mkoeppe opened on Mar 3, 2024

Cannot convert between certain polynomial rings with the same variables

c: coercion

c: commutative algebra

t: bug

Status: Open.

#36201 In sagemath/sage;

· tscrim opened on Sep 7, 2023

towards allowing to merge polynomials rings

c: coercion

c: commutative algebra

Status: Draft (not ready).

sagemath/sagenumber 36138

#36138 In sagemath/sage;

· fchapoton opened on Aug 25, 2023

Quotients of polynomial rings are not unique

c: coercion

c: commutative algebra

t: bug

Status: Open.

#35047 In sagemath/sage;

· mezzarobba opened on Feb 9, 2023

UnsignedInfinityRing → SR does not respect the axioms of coercions

c: coercion

c: symbolics

p: minor / 4

wishlist item

Status: Open.

#35002 In sagemath/sage;

· mezzarobba opened on Feb 7, 2023

center_basis for group algebra works for one group but not isomorphic copy

c: coercion

p: major / 3

t: bug

Status: Open.

#34005 In sagemath/sage;

· JaTaSn opened on Jun 16, 2022

Show underlying error for failed coercions

c: coercion

p: minor / 4

t: enhancement

Status: Open.

#32839 In sagemath/sage;

· Freax13 opened on Nov 8, 2021

Do not call _coerce_

c: coercion

p: major / 3

t: bug

Status: Open.

#32809 In sagemath/sage;

· videlec opened on Nov 1, 2021