COMPOUND a.
are made up of two or more simple substances. I. Watts. Compound addition, substraction, multiplication, division (Arith.), the addition, substraction, etc., of compound numbers. -- Compound crystal (Crystallog.), a twin crystal, or one seeming to be made up of two or more crystals combined according to regular laws…
FOLD n.
Times or repetitions; -- used with numerals, chiefly in composition, to denote multiplication or increase in a geometrical ratio, the doubling, tripling, etc., of anything; as, fourfold, four times, increased in a quadruple ratio, multiplied by four.
FUNCTION n.
ssed by an equation that involves only the algebraic operations of addition, subtraction, multiplication, division, raising to a given power, and extracting a given root; -- opposed to transcendental function. -- Arbitrary function. See under Arbitrary. -- Calculus of functions. See under Calculus. -- Carnot's funct…
INVERSE a.
ch, when both are performed in succession upon any quantity, reproduce that quantity; as, multiplication is the inverse operation to division. The symbol of an inverse operation is the symbol of the direct operation with -1 as an index. Thus sin-1 x means the arc whose sine is x. Inverse figures (Geom.), two figures, s…