// 2 \ \
|| 4*x | |
||-1 + -------|*|x| |
|| 2| |
|\ 23 + x / 2*x*sign(x) |
2*|------------------ - ----------- + DiracDelta(x)|
| 2 2 |
\ 23 + x 23 + x /
----------------------------------------------------
2
23 + x
$$\frac{2 \left(- \frac{2 x \operatorname{sign}{\left(x \right)}}{x^{2} + 23} + \delta\left(x\right) + \frac{\left(\frac{4 x^{2}}{x^{2} + 23} - 1\right) \left|{x}\right|}{x^{2} + 23}\right)}{x^{2} + 23}$$
/ / 2 \ / 2 \ \
| | 4*x | | 2*x | |
| 3*|-1 + -------|*sign(x) 12*x*|-1 + -------|*|x| |
| | 2| | 2| |
| 6*x*DiracDelta(x) \ 23 + x / \ 23 + x / |
2*|- ----------------- + ------------------------ - ----------------------- + DiracDelta(x, 1)|
| 2 2 2 |
| 23 + x 23 + x / 2\ |
\ \23 + x / /
-----------------------------------------------------------------------------------------------
2
23 + x
$$\frac{2 \left(- \frac{6 x \delta\left(x\right)}{x^{2} + 23} - \frac{12 x \left(\frac{2 x^{2}}{x^{2} + 23} - 1\right) \left|{x}\right|}{\left(x^{2} + 23\right)^{2}} + \delta^{\left( 1 \right)}\left( x \right) + \frac{3 \left(\frac{4 x^{2}}{x^{2} + 23} - 1\right) \operatorname{sign}{\left(x \right)}}{x^{2} + 23}\right)}{x^{2} + 23}$$