free ultrafilters

A form of free ultrafilter — An ultrafilter which contains all cofinite subsets of the set which is being "filtered" by it.

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Meanings

noun
  1. pluralplural of free ultrafilter
Cite this entry
APA

free ultrafilters. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/free%20ultrafilters

MLA

“free ultrafilters.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/free%20ultrafilters. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “free ultrafilters,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/free%20ultrafilters.

Source: free ultrafilters on Wiktionary, CC BY-SA 4.0.