scheme theory

== English == === Noun === scheme theory (uncountable) Used other than figuratively or idiomatically: see scheme,‎ theory. (algebraic geometry) The branch of mathematics that concerns schemes (locally ringed spaces admitting coverings by open sets, each isomorphic to the spectrum of some commutative ring). (psychology) A theory of group decision-making which explains group decisions as the result of a decision scheme on the initial distribution of attitudes in the group.