1
$\begingroup$

I used to know a term for pair of pants, but perhaps there is none. It looks like this also.

  • 1
    I was amused to find that the wikipedia page for "Trousers" does, in fact, have your wikipedia page as a disambiguation.2012-08-01

1 Answers 1

1

You could call it a "pretzel", as shown on http://www.maths.ed.ac.uk/~aar/surgery/zeeman.pdf. I've also heard it called a "trophy".

  • 0
    I $h$ave also heard (and used) trinion, in some conformal field theory papers (we often manipulate Riemann surfaces in 2d CF$T$).2012-08-01