/ 2 \
2*x ___ | 4*x |
-------- + atan(2*x) 4*\/ x *|-1 + --------|
2 | 2|
1 + 4*x atan(2*x) \ 1 + 4*x /
-------------------- - --------- - -----------------------
___ ___ 2
\/ x 4*\/ x 1 + 4*x
$$- \frac{4 \sqrt{x} \left(\frac{4 x^{2}}{4 x^{2} + 1} - 1\right)}{4 x^{2} + 1} + \frac{\frac{2 x}{4 x^{2} + 1} + \operatorname{atan}{\left(2 x \right)}}{\sqrt{x}} - \frac{\operatorname{atan}{\left(2 x \right)}}{4 \sqrt{x}}$$
/ 2 \ / 2 \
/ 2*x \ | 4*x | 3/2 | 4*x |
3*|-------- + atan(2*x)| 6*|-1 + --------| 64*x *|-1 + --------|
| 2 | | 2| | 2|
\1 + 4*x / 3*atan(2*x) \ 1 + 4*x / \ 1 + 4*x /
- ------------------------ + ----------- - ----------------- + -----------------------
3/2 3/2 ___ / 2\ 2
4*x 8*x \/ x *\1 + 4*x / / 2\
\1 + 4*x /
$$\frac{64 x^{\frac{3}{2}} \left(\frac{4 x^{2}}{4 x^{2} + 1} - 1\right)}{\left(4 x^{2} + 1\right)^{2}} - \frac{6 \left(\frac{4 x^{2}}{4 x^{2} + 1} - 1\right)}{\sqrt{x} \left(4 x^{2} + 1\right)} - \frac{3 \left(\frac{2 x}{4 x^{2} + 1} + \operatorname{atan}{\left(2 x \right)}\right)}{4 x^{\frac{3}{2}}} + \frac{3 \operatorname{atan}{\left(2 x \right)}}{8 x^{\frac{3}{2}}}$$