Answer to Question #2141 in Matrix | Tensor Analysis for Stasik

Question

Suppose nxn martix A is non-negative (most entries are positive). Suppose M is an nxn projection matrix with rank m>0. How can I show (or derive a minimal condition for) that tr(AM) is strictly positive? Thanks!

Answer 1

Unfortunately, your question requires a lot of work and cannot be done for free. Submit it with all requirements as an assignment to our control panel and we'll assist you.