Venn diagram

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A simple diagram (see diagram) used to represent unions and intersections of sets. The diagram, described by Venn in 1880 and popularized by his 1881 book Symbolic Logic, was introduced by Leibniz in the eighteenth century.

Venn diagram. These two diagrams illustrate the definitions of the union and intersection of the events A and B in the sample space S.

Subjects: Mathematics.

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