Subalternation in Logic
Subalternation describes how a universal statement's truth guarantees the truth of its…
Sequent Calculus: A Formal System for Logical Deduction
Sequent calculus is a formal system for logical entailments, representing deductions as…
Sequent Calculus: A Formal System for Logical Deduction
Sequent calculus is a formal system representing logical deductions. It uses sequences…
Recursively Axiomatizable Theory
A theory with a recursive set of axioms that can derive all…
Pseudo Modus Ponens
Pseudo modus ponens is an axiom representing assertion, stating that if A…
Proof-Theoretic Consequence
Proof-theoretic consequence, also known as syntactic consequence, explores logical entailment based on…