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feat(LocallyNameless/Untyped): new theorem lcAt_le#699

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chenson2018 merged 2 commits into
leanprover:mainfrom
awesome-lambda-calculus:lcat_le
Jul 9, 2026
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feat(LocallyNameless/Untyped): new theorem lcAt_le#699
chenson2018 merged 2 commits into
leanprover:mainfrom
awesome-lambda-calculus:lcat_le

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@lengyijun

@lengyijun lengyijun commented Jul 8, 2026

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If a term is locally closed at level i and i ≤ j, then it is also locally closed at level j.

Comment thread Cslib/Languages/LambdaCalculus/LocallyNameless/Untyped/LcAt.lean Outdated
Co-authored-by: Chris Henson <46805207+chenson2018@users.noreply.github.com>

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Thanks!

@chenson2018 chenson2018 enabled auto-merge July 9, 2026 04:25
@chenson2018 chenson2018 added this pull request to the merge queue Jul 9, 2026
Merged via the queue into leanprover:main with commit c0120dd Jul 9, 2026
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2 participants