trureturingGitHub MATHEMATICAL ATLAS

Combinatorics / CONCEPT

Circular Two-Choice Parking and Classical Parking Functions

Cutting the literal circular process at its observed vacancy gives an explicit fixed-fiber equivalence with classical parking functions, while a separate global equivalence retains all original observables.

Closed Authored exposition
DIRECT PREREQUISITES2
DIRECT CONSEQUENCES0
PROOF DEPTH3
DOCUMENT LINKS1
THEOREM

Every source-level fixed fiber is bijective

RELATIONSHIP ATLAS

Every connection, in context.

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Direct recorded relationships
Cut-Run CorrespondenceCut-Run CorrespondenceFixed-Increment Fiber TransportFixed-Increment Fiber TransportCircular Two-Choice Parking and Classical Parking FunctionsCircular Two-Choice Parking andClassical Parking Functions
Proof dependencyStructural affinityDocument link

Certified topology / UPSTREAM

Prerequisites

Certified topology / DOWNSTREAM

Consequences

None recorded in this release.

RELATED KNOWLEDGE

Structural connections

Documents & exposition

Other authored & advisory relationships

None recorded in this release.

LIBRARY / RELEASE VERSIONS

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Certified provenance

Exact release coordinate

Lean sourceResearch workspace
Status
Closed
Depth
3
Layer
D5/S3
Domain
Combinatorics
Node ID
D5/S3/Combinatorics/Parking/CircularTwoChoiceParkingBijection
Repository path
D5/S3/Combinatorics/Parking/CircularTwoChoiceParkingBijection.lean
Truth release
sha256:76a8db6a0f78609b1b9d4a959c8392f2752f2daaddc1930e046e34ce07d0f608
Source commit
b52262a023c4db9bb30a128ebfd80ea4ef4c1a53
Source tree
37a24ddf3b9983bdabf0acbfd9b32b06c35c28d3

Authority boundary

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.