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chore(Dynamics): deprecate `IsForwardInvariant` in favour of new `Set.IsInvariantOn`#41940

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chore(Dynamics): deprecate `IsForwardInvariant` in favour of new `Set.IsInvariantOn`#41940
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mcdoll:isInvariantOn

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Post PR summary comment on: pull_request_target

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continuous integration (mathlib forks) on: pull_request_target 2

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succeeded Jul 20, 2026 in 1m 23s

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