Do you have a “constrictive” proof that the expression is concave, using operations allowed by CVX? Does the paper say that the expression can be formulated for CVX, CVXPY, or other DCP systems? Not every concave function can be entered in CVX.
Do you have a “constrictive” proof that the expression is concave, using operations allowed by CVX? Does the paper say that the expression can be formulated for CVX, CVXPY, or other DCP systems? Not every concave function can be entered in CVX.