Riesz* Homomorphisms on the copositive Cone

Pavankumar Raickwade, K. C. Sivakumar

For a cone $K\subseteq {\mathbb{R}}^n$, a real symmetric matrix $A$ is called $K$-copositive if $x^{\top }Ax\ge 0$ for every $x\in K.$ This class of matrices plays a central role in…