A formal system for computation based on function abstraction and application. It uses variable binding and substitution to express computation,…
An isomorphism is a bijective correspondence between two structures. It confirms they share the same underlying form by preserving operations…
A formal logic and mathematics proof technique. It verifies properties for basic formulas and ensures they are maintained through operations…
Mathematical induction is a powerful proof technique used to establish the truth of a statement for all natural numbers. It…
An indicative conditional expresses factual implications or predictions about real situations. It differs from counterfactuals, focusing on what is or…
Imperative sentences are linguistic expressions or logical forms used to issue commands, make requests, or give instructions. They are crucial…
Iff, short for 'if and only if,' is a crucial logical connective indicating mutual implication. It establishes a biconditional relationship…
Explore heterological, an adjective describing terms that do not apply to themselves. Discover its implications in language, logic, and the…
Expressive completeness, also known as functional completeness, refers to a programming language's ability to express any computable function. It's a…
An existential variable is a placeholder in predicate logic, bound by an existential quantifier. It signifies the existence of at…