plural of classification scheme

plural of scheme of studies

plural of collective investment scheme

plural of grand scheme of things

(metadata) The descriptive information for an arrangement or division of objects into groups based on characteristics which the objects have in common.

The pattern created by the rhymes at the ends of the lines of a stanza of poetry

(logic) A formula in the language of an axiomatic system, in which one or more schematic variables appear, which stand for any term or subformula of the system, which may or may not be required to satisfy certain conditions.

(British spelling) a colourway

(category theory, scheme theory) A group object that is an object in a category of schemes; a scheme that has certain properties that generalise the concept of group.

Used other than figuratively or idiomatically: see scheme, theory. / (algebraic geometry) The branch of mathematics that concerns schemes (algebraic varieties equipped with the Zariski topology).