The ''umpire measure'' of type <math>\Upsilon : (\mathbb{B}^2 \to \mathbb{B}) \to \mathbb{B}</math> assigns the constant proposition <math>1 : \mathbb{B}^2 \to \mathbb{B}</math> a value of 1 and everything else of that type a value of 0. Expressed in symbolic form:
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The ''umpire measure'' of type <math>\Upsilon : (\mathbb{B}^2 \to \mathbb{B}) \to \mathbb{B}</math> evaluates propositions of the type <math>\mathbb{B}^2 \to \mathbb{B},</math> assigning the constant proposition <math>1 : \mathbb{B}^2 \to \mathbb{B}</math> a value of 1 and everything else of a value of 0. Expressed in symbolic form:
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The ''umpire operator'' of type <math>\Upsilon : (\mathbb{B}^2 \to \mathbb{B})^2 \to \mathbb{B}</math> assigns ordered pairs of propositions in which the first implies the second a value of 1 and everything else of that type a value of 0. Expressed in symbolic form:
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The ''umpire operator'' of type <math>\Upsilon : (\mathbb{B}^2 \to \mathbb{B})^2 \to \mathbb{B}</math> evaluates ordered pairs of propositions of the type <math>\mathbb{B}^2 \to \mathbb{B},</math> assigning pairs of propositions where the first implies the second a value of 1 and everything else a value of 0. Expressed in symbolic form: