User:Yamiidenryuu/sandbox

$$e^{-K_{aa}}+K_{aa} e^{-K_{aa}}+{K^2_{aa} \over 2!}e^{-K_{aa}}+{dP \over dQ}=2a-4(a+B)P-2(a-B)Q$$

$$\Delta\ p=(W_2-W_1)qp/\bar{W}$$