Negation is a fundamental concept that reverses the truth value of a proposition. It's crucial in logic, mathematics, and everyday…
A unary function takes a single input. It's fundamental in math and logic, seen in operations like negation and absolute…
The tilde (~) is a logical operator representing negation. It signifies that the proposition it modifies is false. This fundamental…
A strong counterexample in intuitionistic logic disproves an instance of the law of excluded middle. It's a proof of negation,…
Negation is a fundamental logical operation that reverses the truth value of a statement. It transforms true propositions into false…
Logical operators are symbols or functions that combine propositions to create new ones. They are fundamental in logic for operations…
Logical connectives are symbols or words linking propositions to form complex statements. They define relationships like 'and', 'or', 'not', and…
A literal is a fundamental building block in propositional logic, representing either a basic proposition or its direct negation. It…
Exclusion negation in three-valued logic strictly denies the truth of a proposition. Unlike constructive negation, it doesn't assert an opposite…
The dual of a truth-table involves swapping truth values. Connectives like conjunction and disjunction are dual. The dual of a…