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