Lax Lean Archive

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Proof of `Recurrence, and invariance along orbits` (2nd statement)

groundedproofs/Lax606786Proofs/ToolkitStatements.lean · lax-606786

What this proof establishes

no assumptions

thm✓Lax606786.RecurrenceAndInvariance (2nd statement)

Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.

Read the Lean proof on GitLab

Description

Each σiσⁱ preserves null sets; intersect over ii.