2 2
atan (x) _________ atan (x)
e 2*\/ 2*x - 1 *atan(x)*e
----------- + -------------------------------
_________ 2
\/ 2*x - 1 1 + x
$$\frac{2 \sqrt{2 x - 1} e^{\operatorname{atan}^{2}{\left(x \right)}} \operatorname{atan}{\left(x \right)}}{x^{2} + 1} + \frac{e^{\operatorname{atan}^{2}{\left(x \right)}}}{\sqrt{2 x - 1}}$$
/ __________ / 2 \ \ 2
| 1 2*\/ -1 + 2*x *\1 + 2*atan (x) - 2*x*atan(x)/ 4*atan(x) | atan (x)
|- ------------- + --------------------------------------------- + ---------------------|*e
| 3/2 2 / 2\ __________|
| (-1 + 2*x) / 2\ \1 + x /*\/ -1 + 2*x |
\ \1 + x / /
$$\left(\frac{2 \sqrt{2 x - 1} \left(- 2 x \operatorname{atan}{\left(x \right)} + 2 \operatorname{atan}^{2}{\left(x \right)} + 1\right)}{\left(x^{2} + 1\right)^{2}} + \frac{4 \operatorname{atan}{\left(x \right)}}{\sqrt{2 x - 1} \left(x^{2} + 1\right)} - \frac{1}{\left(2 x - 1\right)^{\frac{3}{2}}}\right) e^{\operatorname{atan}^{2}{\left(x \right)}}$$
/ / 3 2 2 \ \
| __________ | 3*x 2*atan (x) 3*atan(x) 6*x*atan (x) 4*x *atan(x)| |
| 4*\/ -1 + 2*x *|-atan(x) - ------ + ---------- + --------- - ------------ + ------------| |
| | 2 2 2 2 2 | / 2 \| 2
| 3 6*atan(x) \ 1 + x 1 + x 1 + x 1 + x 1 + x / 6*\1 + 2*atan (x) - 2*x*atan(x)/| atan (x)
|------------- - ---------------------- + ----------------------------------------------------------------------------------------- + --------------------------------|*e
| 5/2 / 2\ 3/2 2 2 |
|(-1 + 2*x) \1 + x /*(-1 + 2*x) / 2\ / 2\ __________ |
\ \1 + x / \1 + x / *\/ -1 + 2*x /
$$\left(\frac{4 \sqrt{2 x - 1} \left(\frac{4 x^{2} \operatorname{atan}{\left(x \right)}}{x^{2} + 1} - \frac{6 x \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1} - \frac{3 x}{x^{2} + 1} - \operatorname{atan}{\left(x \right)} + \frac{2 \operatorname{atan}^{3}{\left(x \right)}}{x^{2} + 1} + \frac{3 \operatorname{atan}{\left(x \right)}}{x^{2} + 1}\right)}{\left(x^{2} + 1\right)^{2}} + \frac{6 \left(- 2 x \operatorname{atan}{\left(x \right)} + 2 \operatorname{atan}^{2}{\left(x \right)} + 1\right)}{\sqrt{2 x - 1} \left(x^{2} + 1\right)^{2}} - \frac{6 \operatorname{atan}{\left(x \right)}}{\left(2 x - 1\right)^{\frac{3}{2}} \left(x^{2} + 1\right)} + \frac{3}{\left(2 x - 1\right)^{\frac{5}{2}}}\right) e^{\operatorname{atan}^{2}{\left(x \right)}}$$