Similar to 行列式に対するライプニッツの明示公式

1

2

3

4

5

6

7

8

9

Proof that 22/7 exceeds π

Proof that π is irrational

Euler's formula

Interesting number paradox

Open mapping theorem (complex analysis)

Gauss's lemma (number theory)

Angle bisector theorem

Carathéodory's theorem (convex hull)

Geometric mean theorem

Locally connected space

Coupon collector's problem

Casey's theorem

Kőnig's lemma

Primitive Pythagorean triple

Kempner series

Cauchy's mean value theorem

Mean value theorem (divided differences)

Schiffler point