Complex analysis... I can't write the function $f(z) =\tan (z)$ as a real part and imaginary part
71540
Real and Imaginary Parts of tan(z)
39492
Finding $z\in \mathbb C$ with $\sin z = 2$?
10070
Complex analysis: Calculating $\int_{-\infty}^{\infty} \frac{\sin x}{x} dx$ by using $f(z) = \frac{e^{iz} - 1}{iz}$
122356
Complex Analysis, Entire functions
63943
Is $\tan(\pi/2)$ undefined or infinity?
137718
Prove that the complex expression is real
74051
No analytic function in $\{|z|<1\}$ such that $f(0)=1$ and $|f(z)|\ge 1+|z|^2$. Proof strategy
23919
Trying to evaluate $\prod_{k=1}^{n-1}(1-e^{2k\pi i/n})$ for my complex analysis homework
65901
Solution verification to complex analysis problem, prove $f$ is a polynomial.
111976
Prove that a product of two complex numbers has zero imaginary part
34060
Laurent Series of $f(z) = \sin {\frac{1}{z}}$ at $z=0$
73262
Prove that the equation $\tan (z)=z$ has only real roots.
27132
Can't figure out how $\sin\left(\tan^{-1}(x)\right)=\frac{x}{\sqrt {x^2+1}}$
56805
Why isn't the inverse of the function $x\mapsto x+\sin(x)$ expressible in terms of "the functions one finds on a calculator"?
138060
Using NSolve in the complex plane
154742
If $f(z)$ analytic in the domain $D$ and $f'(z)=0$ so $f(z)=$constant?
68255
Theorems in complex analysis.