Definitions

Essential definitions to understand formal logic

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Questions #: 15
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A ______ is a sentence that is either true or false

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Capital letters near the beginning of the alphabet, such as A, B, and C, are used to represent statements and are called statement ______

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The following expression is called the ______ of A and B

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A ∧ B

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A and B in the following expression are called ___________

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A ∧ B

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The following expression is called the ______ of A and B

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A ∨ B

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A and B in the following expression are called ___________

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A ∨ B

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The logical connective in the following statement is called ____________

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A → B

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What do you call A in the following statement

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A → B

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What do you call B in the following statement

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A → B

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The following connectives are called

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∧ ∨ → ↔

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The following connectives are called binary connectives because

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∧ ∨ → ↔

 
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A ________ is a connective acting on expression to produce a second expression

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A logical statement, or expression, that is a legitimate string is called a well-formed ______

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In the following statement

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 A → B

A stands for (1) statement and B stands for the (2) statement

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consequent
antecedent
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In a well-formed formula, the connective to be applied last is called the ______ connective

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