Compute the maximum of $|f(z)|$ when $|z| \leq 1$ and $f(z)=\sin (z)$
96127
Maximum of $|\sin(z)|$ as $\{z: |z| \leq 1 \} $
5440
Maximum of sum of finite modulus of analytic function.
86367
Computing $f(x)$ if $\int_1^{xy} f(t) dt = y \int_1^x f(t) dt + x\int_1^y f(t) dt$ and $f(1) = 3$
153798
Problem involving maximum and minimum of a continuous function
95694
Is there a name for the function $\max(x, 0)$?
154247
Proving $f(x)$ attains $\max$ or $\min$ when $f(x)\to0$ as $|x|\to\infty$.
22528
maximum value of $xy+yz+zx.$ given $x+2y+z=4$
21921
Showing that $|f(z)| \leq \prod \limits_{k=1}^n \left|\frac{z-z_k}{1-\overline{z_k}z} \right|$
100900
Finding maxima and minima of $f(x,y)= x^4 + y^4 - 2x^2 - 2y^2 + 4xy$
28620
Function $f(z)$ such that $|f(z)| > |z|$ for every $z\in\mathbb{C}, 1/f(z)$
118136
Finding univalent function with $f(z_1)=z_2$
129343
What is the maximum value of $|f(z)|$ on the unit disc $D=\{z \in \mathbb C:|z|\leq 1\}$?
87513
Global maximum and minimum of $f(x,y,z)=xyz$ with the constraint $x^2+2y^2+3z^2=6$ with Lagrange multipliers?
4065
What are the entire functions $f$ such that $|f'(z)| \leq |f(z)| \ ? $
53378
$\max(\{n: n+5 | n^5 + 5\})$
88580
Finding the maximum value of $\int_0^1 f^3(x)dx$
69219
Prove there is a point $z\in[a,b]$ at which $f(z)=\frac{f(x_1)+f(x_2)+\cdots+f(x_k)}{k}$