pseudocircle

名词 n.

英文释义

名词 n.
  1. The finite topological space X consisting of four distinct points { a, b, c, d } with the non-Hausdorff topology a,b,c,d,a,b,c,a,b,d,a,b,a,b,∅.

词形变化

pseudocircles plural

词源

From pseudo- + circle.
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