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Expand page with missing data#236

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ScriptRaccoon merged 4 commits into
mainfrom
expand-missing-data-page
Jun 8, 2026
Merged

Expand page with missing data#236
ScriptRaccoon merged 4 commits into
mainfrom
expand-missing-data-page

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@ScriptRaccoon ScriptRaccoon commented Jun 8, 2026

The page with missing data /missing now also shows

  • the functors with unknown properties (currently none 🎉)
  • undistinguishable functor pairs (e.g. forgetful functor for groups ≈ forgetful functor for vector spaces)
  • missing functor combinations of the form p ∧ ¬q (e.g. full ∧ ¬faithful)

These were already shown for categories before. The render logic for categories and functors on that page also has been unified.

The missing functor combinations (currently: 18) are a good indicator which functors should be added next.

  • cocontinuous ∧ ¬left adjoint
  • conservative ∧ ¬faithful
  • continuous ∧ ¬right adjoint
  • equivalence ∧ ¬representable
  • exact ∧ ¬faithful
  • full ∧ ¬conservative
  • full ∧ ¬faithful
  • full ∧ ¬preserves coequalizers
  • full ∧ ¬preserves coreflexive equalizers
  • full ∧ ¬preserves epimorphisms
  • full ∧ ¬preserves equalizers
  • full ∧ ¬preserves initial objects
  • full ∧ ¬preserves monomorphisms
  • full ∧ ¬preserves reflexive coequalizers
  • full ∧ ¬preserves terminal objects
  • preserves coequalizers ∧ ¬preserves epimorphisms
  • preserves equalizers ∧ ¬preserves monomorphisms
  • representable ∧ ¬right adjoint

@ScriptRaccoon ScriptRaccoon force-pushed the expand-missing-data-page branch from e14b7dc to b4fc650 Compare June 8, 2026 10:28
@ScriptRaccoon ScriptRaccoon merged commit 3158c0b into main Jun 8, 2026
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@ScriptRaccoon ScriptRaccoon deleted the expand-missing-data-page branch June 8, 2026 10:38
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