2018-09-03

00: 01: 02: 03: 04: 05: 06:

07: ![][07]

[07]: http://latex.codecogs.com/svg.latex?f\left(\left[\frac{1+\left{x,y\right}}{\left(\frac{x}{y}+\frac{y}{x}\right)\left(u+1\right)}+a\right]^{3/2}\right)

![][fun]
[fun]:http://latex.codecogs.com/svg.latex?f(x)=\frac{P(x)}{Q(x)}