Translations:Horizontal Movement Formulas/8/en

$E_{t}={\underset {Decreases~by~15\%~per~level~of~Slowness}{\underset {Increases~by~20\%~per~level~of~Speed}{\underbrace {\left(1+0.2\times Speed\right)~\times ~\left(1-0.15\times Slowness\right)} }}}\geq 0$