Tag: big-list

big list – Studying for the Putnam Exam

The Question : 125 people think this question is useful This is a question about studying for the Putnam examination (and, secondarily, other high-difficulty proof-based math competitions like the IMO). It is not about the history of the competition, the advisability of participating, the career trajectories of former participants, or other such things. This is

soft question – Visually deceptive “proofs” which are mathematically wrong

The Question : 129 people think this question is useful Related: Visually stunning math concepts which are easy to explain Beside the wonderful examples above, there should also be counterexamples, where visually intuitive demonstrations are actually wrong. (e.g. missing square puzzle) Do you know the other examples? The Question Comments : all of the answers