命めい題だい関かん数すうめいだいかんすうじ字FuriganaMeanings1nounpropositional function; sentential functionTechnical term in logic and mathematics. Refers to an expression containing variables that becomes a proposition when the variables are replaced with specific values.「xは偶ぐう数すうである」は命めい題だい関かん数すうの一いち例れいです。