set theory
Americannoun
noun
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maths the branch of mathematics concerned with the properties and interrelationships of sets
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logic a theory constructed within first-order logic that yields the mathematical theory of classes, esp one that distinguishes sets from proper classes as a means of avoiding certain paradoxes
Etymology
Origin of set theory
First recorded in 1940–45
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
For certain values of the starting integer, the sequence generated by the variant of f does not end up arriving at 1, but set theory cannot demonstrate this.
From Scientific American • Apr. 28, 2021
Dehn’s concepts of harmonic intervals, topology and set theory entered her work; Ms. Rockburne started thinking of artworks as “visual equations.”
From New York Times • Aug. 8, 2018
Initially, Ms. Rockburne was inspired by set theory, a branch of mathematical logic.
From New York Times • May 4, 2018
Going deeper, 03E is set theory and 03E72 is fuzzy set theory.
From Nature • Feb. 6, 2018
But they didn’t, and when we came back in after set theory, the cream puffs were still there, cooling in the circulating air coming in beneath the clean lower windows.
From "The Wednesday Wars" by Gary D. Schmidt
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
