4 ms·
What was it in reference to?
by Titan2189 3y ago
What was it in reference to?
- JDEW 3y agoThe old joke that mathematicians can't distinguish a donut from a coffee mug (because of topological "equivalence"/homeomorphism) [0] [0] https://en.wikipedia.org/wiki/File:Mug_and_Torus_morph.gif https://en.wikipedia.org/wiki/File:Mug_and_Torus_morph.gif
- wrsh07 3y agoTo a topologist, a mug and a donut are the same shape (can be deformed to a torus without changing topological properties)