Concepedia
American Mathematical Monthly · 1965 · 456 citations · 0 references
HumanitiesComputer ScienceMathematicsFormal MethodsLogicPhilosophy Of MathematicsFirst-order LogicMathematical LogicModel TheoryPhilosophical LogicPhilosophy Of LogicPredicate LogicBoolean-valued ModelsComputational LogicFormal Proof Systems