量りょう化か子し

noun

quantifier

Technical term in logic and linguistics for an expression that indicates quantity, such as 'all' or 'some'. Compare with 量記号 (りょうきごう), which refers to a symbol representing a physical quantity.

See also: 量記号 (りょうきごう)

• 述じゅつ語ご論ろん理りでは、∀や∃を量りょう化か子しと呼よぶ。

  In predicate logic, ∀ and ∃ are called quantifiers.

• 自し然ぜん言げん語ごの量りょう化か子しには「すべての」や「ある」などがある。

  Quantifiers in natural language include 'all' and 'some'.