Implication Details
Claim: If a category is self-dual and is ℵ₁-filtered, then it is ℵ₁-cofiltered.
Proof: This holds by self-duality.
Show 9 categories using this implication
- category of finite abelian groups
- category of finite-dimensional vector spaces [countable field]
- category of finite-dimensional vector spaces [finite field]
- category of finite-dimensional vector spaces [uncountable field]
- delooping of the additive monoid of natural numbers
- real interval [0,1]
- walking composable pair
- walking idempotent
- walking morphism