set theory

Definitions

1. The mathematical theory of sets.
   uncountable, usually
2. A systematic approach to describing musical objects and their relationships.
   uncountable, usually

Equivalents

Examples

“We mentioned previously that certain paradoxes in set⟳ theory arose shortly after Cantor's works were published.”

“The above argument, known as Russell's Paradox, was discovered by Bertrand Russell in 1901. Set⟳ theory itself began a few decades earlier with the work⟳ of George Cantor.”

“The serious study⟳ of models of axiomatic set⟳ theories depends heavily on methods from mathematical logic which are outside the scope of these Notes.”

“The one thing that all alternative set⟳ theories have⟳ in common is the fact that they are alternatives to ZF or ZFC.”

CEFR level