New posts in Convex Analysis

Elementwise maximum of two positive definite matrices

Dual norm of a truncated and ordered (decreasing order) $\ell_1$-norm

Example of a plane region with smooth boundary whose polar dual also has a smooth boundary

Conjugate function of log-sum-exp?

Proximal Mapping of Least Squares with $ {L}_{1} $ and $ {L}_{2} $ Norm Terms Regularization (Similar to Elastic Net)

Why is a circle not a convex set?

Show that $\max$ function on $\mathbb R^n$ is convex

Why log-of-sum-of-exponentials $f(x)=\log\left(\sum_{i=1}^n e^ {x_i}\right)$ is a convex function for $x \in\mathbb R^n$

The Minkowski sum of two convex sets is convex

Prove convexity when restricted to a line