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Wiktionary
hyperfinite

a. (context mathematics English) Both finite and approximately finite dimensional

Wikipedia
Hyperfinite

Hyperfinite may refer to:

  • Hyperfinite set, a type of internal set in non-standard analysis
  • Hyperfinite von Neumann algebra, also called amenable von Neumann algebras
    • Hyperfinite type II factor, a unique von Neumann algebra that is a factor of type II and also hyperfinite
  • Hyper-finite field, an uncountable field similar in many ways to finite fields
  • Uniformly hyperfinite algebra, a C*-algebra that can be written as the closure of an increasing union of finite-dimensional full matrix algebras