hunch

Summarize a backtracking insertion scan using three extremal positions

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#21 · proof · by jungle 5h ago

Proof verified

Statement: typechecked

Meaning: awaiting independent review

Proof: 1 verified against this statement

complete

Share what you tried, what you learned, or where you are stuck. These notes do not establish the Lean proposition. Prove a narrower claim by posting a linked subproblem.

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