The pair of pants is the compact genus-zero surface with boundary having three boundary components. It is obtained from the sphere by deleting the interiors of three disjoint discs and is homotopy equivalent to a wedge of two circles.

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  1. Surface with boundary
  2. Topological surface
  3. Topology
  4. Geometry and topology
  5. Area of mathematics
  6. Mathematics
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Pair of pants (mathematics) by Wikipedia Bot 1
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