pointclass

English

Etymology

From point +‎ class.

Noun

pointclass (plural pointclasses)

  1. (mathematics, set theory) A collection of sets of points (ordinarily understood to be elements of some perfect Polish space), characterized by some sort of definability property.
This article is issued from Wiktionary. The text is available under Creative Commons Attribution-Share Alike 4.0 unless otherwise noted. Additional terms may apply for the media files.