Platonism asserts that abstract mathematical objects, like numbers and sets, possess an objective existence independent of our minds. This view…
The philosophy of logic explores the fundamental nature, assumptions, and implications of logical systems. It scrutinizes the very tools we…
Philosophical logic explores the theoretical underpinnings of logic, delving into concepts like reference, modality, quantification, and the fundamental structure of…
The Philonian conditional, also known as the material conditional, is a key concept in propositional logic. It formalizes 'if...then...' statements,…
Petitio principii, or begging the question, is an informal fallacy where the argument's conclusion is already assumed within its premises.…
A persuasive definition embeds an evaluative component to influence attitudes or stir emotions, commonly found in ethical and political discourse…
A property of a function or relation that stays the same regardless of the order of its input elements. Essential…
Permutation is a structural rule in logic that enables the exchange of two formulas on the same side of an…
Peirce's law, ((P → Q) → P) → P, is a fundamental principle in logic. It is valid in classical…
A formal system of arithmetic using axioms by Giuseppe Peano, it provides a foundational basis for the theory of natural…