How to calculate Laurent series in mathematica about some point zo and annulus a<|z|<b?
140098
Laurent series expansion
10141
Find closed form expression for series expansion coefficients
17508
Knowing $|z|$ and $|w|$ (and possibly $z\overline{w}$), what are $|z+w|^2$, $|zw|^2$, $|z-w|^2$, $|z/w|^2$?
113713
Closed formula for the sum of the following series
66317
How to solve $z^3+z+1=0$?
80334
Principal part of Laurent expansion.
148746
Calculating $\int\frac{e^{iz}}{z}\, dz$ on the semi-circle given by $re^{i\theta}$ where $\theta:\,0\to\pi$
144539
Power series $ f(g(z)) = z $
44649
Summing a series having a geometric component
102942
Compute the sum $\sum_{k=1}^{\infty}k^mz^k$ where $|z|<1$
126459
How to calculate contour integrals with Mathematica?
5032
Compute $e^{e^z}$, where z is a complex number
46396
When can we find holomorphic bijections between annuli?
140399
Taylor series for $\ln(\frac{1-z^2}{1+z^3})$
57670
Show that $|z_1 + z_2|^2 < (1+C)|z_1|^2 + \left(1 + \frac{1}{C}\right) |z_2|^2$
82866
Calculating roots with bc_math or GMP
74977
When does $az + b\bar{z} + c = 0$ represent a line?