pseudointersection

名词 n.

英文释义

名词 n.
  1. A set for which the number of elements that are not in the intersection (of two infinite sets) is finite.
    — We investigate which filters on #92;omega can contain towers, that is, a modulo finite descending sequence without any pseudointersection (in #91;#92;omega#93;#92;omega).

词形变化

pseudointersections plural

词源

From pseudo- + intersection.
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