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ScriptRaccoon / CatDat Public

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Fork 4
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Quotient object classifiers#75

Merged

ScriptRaccoon merged 13 commits intomainScriptRaccoon/CatDat:mainfrom

quotient-object-classifiersScriptRaccoon/CatDat:quotient-object-classifiersCopy head branch name to clipboard

Apr 13, 2026

Conversation Commits13 (13)Checks Files changed

Merged

Quotient object classifiers#75
ScriptRaccoon merged 13 commits intomainfrom
quotient-object-classifiers

Commits

Commits on Apr 13, 2026

improve diagrams
ScriptRaccoon
committed
strengthen implication about subobject classifiers
ScriptRaccoon
committed
add (regular) quotient object classifiers
ScriptRaccoon
committed
show that Grp and Set* have no quotient object classifier
ScriptRaccoon
committed
show that CRing and Ring have no regular quotient object classifier
ScriptRaccoon
committed
show that Top* has no regular quotient object classifier
ScriptRaccoon
committed
adjust tests
ScriptRaccoon
committed
show that Alg(R) and CAlg(R) have no regular quotient object classifier
ScriptRaccoon
committed
show that Mon and CMon have no regular quotient object classifier
ScriptRaccoon
committed
find better proof for subobject classifier + additive => trivial
ScriptRaccoon
committed
show that Rng has no regular quotient object classifier
ScriptRaccoon
committed
small adjustments to the proofs
ScriptRaccoon
committed
reduce duplication
ScriptRaccoon
committed

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