/d d \ -|--(im(x))*im(x) - (1 - re(x))*--(re(x))| \dx dx / ------------------------------------------- |-1 + x|
2 / d d \ 2 2 |(-1 + re(x))*--(re(x)) + --(im(x))*im(x)| 2 2 /d \ /d \ \ dx dx / d d - |--(im(x))| - |--(re(x))| + ------------------------------------------- - (-1 + re(x))*---(re(x)) - ---(im(x))*im(x) \dx / \dx / 2 2 2 |-1 + x| dx dx ------------------------------------------------------------------------------------------------------------------------ |-1 + x|
/ 2 2 2 2 \ 3 / d d \ |/d \ /d \ d d | / d d \ 3*|(-1 + re(x))*--(re(x)) + --(im(x))*im(x)|*||--(im(x))| + |--(re(x))| + (-1 + re(x))*---(re(x)) + ---(im(x))*im(x)| 3 3 3*|(-1 + re(x))*--(re(x)) + --(im(x))*im(x)| 2 2 \ dx dx / |\dx / \dx / 2 2 | d d \ dx dx / d d d d \ dx dx / - (-1 + re(x))*---(re(x)) - ---(im(x))*im(x) - --------------------------------------------- - 3*--(im(x))*---(im(x)) - 3*--(re(x))*---(re(x)) + ----------------------------------------------------------------------------------------------------------------------- 3 3 4 dx 2 dx 2 2 dx dx |-1 + x| dx dx |-1 + x| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |-1 + x|