Euler diagram


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Euler diagram

[′ȯi·lər ‚dī·ə‚gram]
(mathematics)
A diagram consisting of closed curves, used to represent relations between logical propositions or sets; similar to a Venn diagram.
References in periodicals archive ?
This Venn diagram reveals the hidden denials implicit in the Euler diagram of Figure 2.
But Euler diagrams, as Venn (1894:509ff) notes, are defective as logical diagrams because they do not allow propositions to be formulated precisely and without equivocation.
Hierarchical opposition revisited
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