Supertask: Infinite Operations in Finite Time
A supertask involves completing an infinite sequence of operations within a finite…
Suffix Notation (Reverse Polish Notation)
Suffix notation, also known as reverse Polish notation (RPN), places operators after…
The Successor Function in Arithmetic and Logic
The successor function, denoted S(n) = n + 1, is a foundational…
Subordinate Connective in Logic
A subordinate connective is a logical operator appearing within the scope of…
Strongly Connected Relations
A relation R is strongly connected if for any two elements x…
Strong Mathematical Induction
Strong induction strengthens the inductive hypothesis, allowing the assumption that the proposition…
Strong Counterexample in Intuitionistic Logic
A strong counterexample in intuitionistic logic disproves an instance of the law…
Strong Completeness in Logic
Strong completeness in logic means that if a formula is true in…
Soundness in Logic
Soundness ensures that a logical system's derived theorems are always true under…
Skolem Paradox
The Skolem paradox highlights a contradiction between intuition and the Skolem-Lowenheim theorem.…