The basis step, or base case, is the foundational element of a proof by mathematical induction. It establishes the truth…
Frege's Basic Law V aimed to ground arithmetic in logic. It states that the extension of a concept is defined…
The Barcan formula in modal logic states that if something exists, then it necessarily exists. It explores the relationship between…
Barbara (AAA) is a standard Aristotelian syllogism with three universal affirmative propositions. It follows the structure: All M are P,…
Axiological logic is a specialized branch of logic focused on the study of value, encompassing ethical and aesthetic judgments. It…
An automaton is a self-operating machine or a theoretical computational model. It follows predefined rules to perform tasks, forming the…
An atomic sentence is a fundamental statement in logic and linguistics, devoid of logical connectives or quantifiers. It expresses a…
An atomic formula is the most basic building block in formal logic. It's a predicate symbol applied to a sequence…
Arity defines the number of arguments or operands a function, operation, or relation accepts. In logic, it specifies the number…
Aristotle's theses, specifically ¬(¬A → A) and ¬(A → ¬A), are key formulas in propositional logic. They are theorems in…