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Combinatorics / CONCEPT

Hanna's dyadic vanishing conjecture for A271960

Reversion and dyadic coefficient decimation prove Hanna's A271960 conjecture.

Closed Authored exposition
DIRECT PREREQUISITES3
DIRECT CONSEQUENCES0
PROOF DEPTH9
DOCUMENT LINKS0
THEOREM

Dyadic vanishing

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Normalized coefficient contractionsNormalized coefficientcontractionsSigned Catalan Cubic Substitution Modulo ThreeSigned Catalan CubicSubstitution Modulo ThreeEnumeration of Nonnesting Permutations Avoiding 1322Enumeration of NonnestingPermutations Avoiding 1322Hanna's dyadic vanishing conjecture for A271960Hanna's dyadic vanishingconjecture for A271960
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Lean sourceResearch workspace
Status
Closed
Depth
9
Layer
D5/S3
Domain
Combinatorics
Node ID
D5/S3/Combinatorics/PowerSeries/HannaA271960DyadicVanishing
Repository path
D5/S3/Combinatorics/PowerSeries/HannaA271960DyadicVanishing.lean
Truth release
sha256:76a8db6a0f78609b1b9d4a959c8392f2752f2daaddc1930e046e34ce07d0f608
Source commit
b52262a023c4db9bb30a128ebfd80ea4ef4c1a53
Source tree
37a24ddf3b9983bdabf0acbfd9b32b06c35c28d3

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Dependency edges, status, and source coordinates come from the verified release and certified topology. Blueprint exposition is labeled separately. A fallback title carries no additional mathematical authority.