d d /d d \
--(im(x))*im(x) + --(re(x))*re(x) |--(im(x))*im(x) + --(re(x))*re(x)|*log(|x|)
dx dx \dx dx /
--------------------------------- + --------------------------------------------
|x| |x|
$$\frac{1}{\left|{x}\right|} \left(\Re{x} \frac{d}{d x} \Re{x} + \Im{x} \frac{d}{d x} \Im{x}\right) \log{\left (\left|{x}\right| \right )} + \frac{1}{\left|{x}\right|} \left(\Re{x} \frac{d}{d x} \Re{x} + \Im{x} \frac{d}{d x} \Im{x}\right)$$
2
/d d \
2 2 / 2 2 2 2 \ 2 2 |--(im(x))*im(x) + --(re(x))*re(x)| *log(|x|)
/d \ /d \ |/d \ /d \ d d | d d \dx dx /
|--(im(x))| + |--(re(x))| + ||--(im(x))| + |--(re(x))| + ---(im(x))*im(x) + ---(re(x))*re(x)|*log(|x|) + ---(im(x))*im(x) + ---(re(x))*re(x) - ---------------------------------------------
\dx / \dx / |\dx / \dx / 2 2 | 2 2 2
\ dx dx / dx dx |x|
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|x|
$$\frac{1}{\left|{x}\right|} \left(- \frac{1}{\left|{x}\right|^{2}} \left(\Re{x} \frac{d}{d x} \Re{x} + \Im{x} \frac{d}{d x} \Im{x}\right)^{2} \log{\left (\left|{x}\right| \right )} + \left(\Re{x} \frac{d^{2}}{d x^{2}} \Re{x} + \Im{x} \frac{d^{2}}{d x^{2}} \Im{x} + \frac{d}{d x} \Re{x}^{2} + \frac{d}{d x} \Im{x}^{2}\right) \log{\left (\left|{x}\right| \right )} + \Re{x} \frac{d^{2}}{d x^{2}} \Re{x} + \Im{x} \frac{d^{2}}{d x^{2}} \Im{x} + \frac{d}{d x} \Re{x}^{2} + \frac{d}{d x} \Im{x}^{2}\right)$$
/ 2 2 2 2 \
3 3 /d d \ |/d \ /d \ d d |
/d d \ /d d \ 3*|--(im(x))*im(x) + --(re(x))*re(x)|*||--(im(x))| + |--(re(x))| + ---(im(x))*im(x) + ---(re(x))*re(x)|*log(|x|)
/ 3 3 2 2 \ 3 3 |--(im(x))*im(x) + --(re(x))*re(x)| 2 2 3*|--(im(x))*im(x) + --(re(x))*re(x)| *log(|x|) \dx dx / |\dx / \dx / 2 2 |
| d d d d d d | d d \dx dx / d d d d \dx dx / \ dx dx /
|---(im(x))*im(x) + ---(re(x))*re(x) + 3*--(im(x))*---(im(x)) + 3*--(re(x))*---(re(x))|*log(|x|) + ---(im(x))*im(x) + ---(re(x))*re(x) - ------------------------------------ + 3*--(im(x))*---(im(x)) + 3*--(re(x))*---(re(x)) + ----------------------------------------------- - ------------------------------------------------------------------------------------------------------------------
| 3 3 dx 2 dx 2 | 3 3 4 dx 2 dx 2 4 2
\dx dx dx dx / dx dx |x| dx dx |x| |x|
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|x|
$$\frac{1}{\left|{x}\right|} \left(\frac{3}{\left|{x}\right|^{4}} \left(\Re{x} \frac{d}{d x} \Re{x} + \Im{x} \frac{d}{d x} \Im{x}\right)^{3} \log{\left (\left|{x}\right| \right )} - \frac{1}{\left|{x}\right|^{4}} \left(\Re{x} \frac{d}{d x} \Re{x} + \Im{x} \frac{d}{d x} \Im{x}\right)^{3} - \frac{3}{\left|{x}\right|^{2}} \left(\Re{x} \frac{d}{d x} \Re{x} + \Im{x} \frac{d}{d x} \Im{x}\right) \left(\Re{x} \frac{d^{2}}{d x^{2}} \Re{x} + \Im{x} \frac{d^{2}}{d x^{2}} \Im{x} + \frac{d}{d x} \Re{x}^{2} + \frac{d}{d x} \Im{x}^{2}\right) \log{\left (\left|{x}\right| \right )} + \left(\Re{x} \frac{d^{3}}{d x^{3}} \Re{x} + \Im{x} \frac{d^{3}}{d x^{3}} \Im{x} + 3 \frac{d}{d x} \Re{x} \frac{d^{2}}{d x^{2}} \Re{x} + 3 \frac{d}{d x} \Im{x} \frac{d^{2}}{d x^{2}} \Im{x}\right) \log{\left (\left|{x}\right| \right )} + \Re{x} \frac{d^{3}}{d x^{3}} \Re{x} + \Im{x} \frac{d^{3}}{d x^{3}} \Im{x} + 3 \frac{d}{d x} \Re{x} \frac{d^{2}}{d x^{2}} \Re{x} + 3 \frac{d}{d x} \Im{x} \frac{d^{2}}{d x^{2}} \Im{x}\right)$$