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ScriptRaccoon
CatDat
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29
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Reduce unknowns
- #441
#441
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ScriptRaccoon
merged 9 commits into
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ScriptRaccoon/CatDat:main
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reduce-unknowns
ScriptRaccoon/CatDat:reduce-unknowns
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Oct 28, 2026
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Reduce unknowns
#441
ScriptRaccoon
merged 9 commits into
main
ScriptRaccoon/CatDat:main
from
reduce-unknowns
ScriptRaccoon/CatDat:reduce-unknowns
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Commits
Commits on Oct 28, 2026
fix typo in definition
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11cd541
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Ban has effective cocongruences
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813f6a8
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FreeAb is not coaccessible
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3f19396
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Z is an extremal cogenerator of FreeAb
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c96fdd9
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F(I)-Set is cototal
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f3a2afa
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omega-Set does not have ℵ₁-cofiltered limits and is not coaccessible
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332cc0d
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add reusable lemma about decreasing chains in coaccessible categories and rewrite coaccessibility proofs
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da91148
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extract lemma on tail coproducts that is used to prove that non-trivial infinitary extensive categories are not coaccessible
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dc6787e
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every countably extensive category with cofiltered-limit-stable epis is trivial
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