Logic
- postulate
(logic) a proposition that is accepted as true in order to provide a basis for logical...
- axiom
(logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to...
- particular
(logic) a proposition that asserts something about some (but not all) members of a c...
- universal
(logic) a proposition that asserts something of all members of a class.
- negation
(logic) a proposition that is true if and only if another proposition is false.
Also contains
- term
One of the substantive phrases in a logical proposition; "the major term of a syllogism must...
- conclusion
The proposition arrived at by logical reasoning (such as the proposition that must follow...
- theorem
A proposition deducible from basic postulates.
- converse
A proposition obtained by conversion.
- lemma
A subsidiary proposition that is assumed to be true in order to prove another proposition.