User:Sylphoid/sandbox

Calculator
$$p' = \left\{ \begin{array}{lll} 1-(1-p)^{x+1} & \text{if} & x \geq 0 \\ p^{-(x-1)} & \text{if} & x < 0 \\ \end{array} \right.$$

Where x = Luck, p = proc chance, p' = modified proc chance