extensionality

[计] 外延性

词形变化

extensionalities 复数 extensionalities

释义与例句

n.
  1. 1.

    The principle that objects are equal if and only if their observed properties are the same, regardless of internal processes that lead to those properties.

    不可数 哲学
  2. 2.

    The principle that functions are equal if and only if they operate on the same domain and for any given element of the domain the result of each of the functions is the same.

    不可数
  3. 3.

    The principle, codified in the axiom of extensionality, that sets are equal if and only if they contain the same elements.

    不可数 数学

相关短语

axiom of extensionality

词源

From extensional + -ity.

来源：wiktionary