2 ms·
Maybe I'm just stupid but I found it very surprising that such a shape exists (i.e. stopping a ball at the top in finite time) even in a platonic ideal.
by sebzim4500 3y ago
Maybe I'm just stupid but I found it very surprising that such a shape exists (i.e. stopping a ball at the top in finite time) even in a platonic ideal.
- amluto 3y agoThe force at the top is not differentiable, which allows surprising things to happen — see my other comment.