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[Merged by Bors] - chore: adaptations for nightly-2026-04-20#211

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kim-em wants to merge 131 commits into
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[Merged by Bors] - chore: adaptations for nightly-2026-04-20#211
kim-em wants to merge 131 commits into
bump/v4.31.0from
bump/nightly-2026-04-20

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@kim-em kim-em commented Apr 22, 2026

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leanprover-community-mathlib4-bot and others added 30 commits March 24, 2026 06:31
This provides a `PowIdentity K (Fintype.card K)` instance for any finite
field, based on `FiniteField.pow_card` (Fermat's little theorem). This
allows the `grind` ring solver to reduce high-degree polynomials over
finite fields.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Adapt to leanprover/lean4#13217 which requires indented tactic sequences
after `by` and `decreasing_by`.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Adapt to leanprover/lean4#13217.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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kim-em commented Apr 24, 2026

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bors merge

mathlib-bors Bot pushed a commit that referenced this pull request Apr 24, 2026
Co-authored-by: mathlib-nightly-testing[bot] <mathlib-nightly-testing[bot]@users.noreply.github.com>
Co-authored-by: leanprover-community-mathlib4-bot <leanprover-community-mathlib4-bot@users.noreply.github.com>
Co-authored-by: Wojciech Rozowski <wojciech@lean-fro.org>
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mathlib-bors Bot commented Apr 24, 2026

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Pull request successfully merged into bump/v4.31.0.

Build succeeded:

@mathlib-bors mathlib-bors Bot changed the title chore: adaptations for nightly-2026-04-20 [Merged by Bors] - chore: adaptations for nightly-2026-04-20 Apr 24, 2026
@mathlib-bors mathlib-bors Bot closed this Apr 24, 2026
@mathlib-bors mathlib-bors Bot deleted the bump/nightly-2026-04-20 branch April 24, 2026 05:16
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6 participants