1 Cubism was invented around 1907 in Paris by Pablo Picasso and Georges Braque. 2  Cubism was the first abstract style of modern art. 3  A Cubist painting ignores the traditions of perspective drawing and shows you many views of a subject at one time. 4  The Cubists introduced collage into painting.
Two linear systems using the same set of variables are equivalent if each of the equations in the second system can be derived algebraically from the equations in the first system, and vice versa.
See more synonyms on Thesaurus.com. 2. proportionate, commensurate, coordinate, correspondent. Equal, equivalent, tantamount imply a correspondence between two or more things. Equal indicates a correspondence in all respects or in a particular respect: A dime is equal to 10 cents (that is, in purchasing power). Equivalent indicates a correspondence in one or more respects, but not in all: An egg is said to be the equivalent of a pound of meat in nutritive value. Tantamount, a word of limited application, is used of immaterial things that are equivalent: The prisoner's refusal to answer was tantamount to an admission of guilt.