- #1

PhysicsRock

- 117

- 18

$$

B(x,y) = \frac{\Gamma(x)}{x} \cdot \left( \sum_{k=1}^{y} \frac{\Gamma(x+y-k)}{\Gamma(y-k+1)} \right)^{-1}

$$

Obviously, this only works for non-negative integer pairs of ##x## and ##y##. Still pretty interesting I think.