Finite Model Theory
Finite model theory explores structures with finite domains. It investigates properties and…
“Fido”-Fido Principle
The "Fido"-Fido principle in philosophy of language posits that a word's meaning…
Epimorphism in Category Theory
An epimorphism is a right-cancellable morphism in category theory, analogous to a…
Elementary Equivalence in Logic and Mathematics
Elementary equivalence signifies that two structures share all the same first-order sentences.…
Effectively Decidable Theory
An effectively decidable theory is a formal system where an algorithm can…
Effectively Computable Functions
An effectively computable function is one that can be calculated by an…
Downward Löwenheim–Skolem Theorem
The downward Löwenheim–Skolem theorem states that if a theory has an infinite…
Disquotationalism: A Theory of Truth
Disquotationalism posits that the truth predicate's main role is to remove quotation…
Deterministic Polynomial Time (P)
Deterministic Polynomial Time (P) is a complexity class for decision problems solvable…