"propositional" - key terms from Wikipedia

each propositional	variable
intuitionistic propositional	calculus
propositional
propositional	attitudes
propositional	calculus
propositional	constants
propositional	content
propositional	evangelism
propositional	formula
propositional	function
propositional	fuzzy logic
propositional	knowledge
propositional	logic
propositional	satisfiability
propositional	variables
sentence of propositional	logic
tautology of propositional	logic