Corpus formal_theorem canonical 2026-05-27T20:53:50+00:00
Corpus v3 · Formal theorem cid005530FTH0268canonicalv1

vert_comp_assoc (theorem)

/-- [II.D55] Formal proof: vertical composition is associative. vert_comp f (vert_comp g h) = vert_comp (vert_comp f g) h. Both sides are fun n k => f(g(h(n, k), k), k). -/

Formalization

lean_axiom_freesorries: 0project axioms: 0
  • ModuleTauLib.BookII.Enrichment.TwoCategories
  • Declarationvert_comp_assoc
  • Lean toolchainleanprover/lean4:v4.x.x

Identifiers

  • Corpus ID cid005530
  • Primary alias FTH0268
  • Type Formal theorem
  • Status canonical
  • Visibility public
  • Version v1

Aliases & legacy IDs

vert_comp_assocvert-comp-assocTauLib.BookII.Enrichment.TwoCategories::vert_comp_assoc

Release lines

corpus_v2corpus_v3_working

Version & History

  • v1 · 2026-05-10 imported from v2 taulib declarations

Status disclaimer

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