Fréchet Filter (フレシェ・フィルター) (Definition II.3.8)
- Fréchet Filter (フレシェ・フィルター) (Definition II.3.8) #Card
- A filter that is the infimum of sequential filters.
A filter that is the infimum of sequential filters.
フレシェ・フィルター = ℕ 上の補有限フィルター Filter.cofinite