document.write("« A numerical procedure and unified formulation for the adjoint approach in hyperbolic PDE-constrained optimal control problems. (arXiv:1711.09297v2 [math.OC] UPDATED)");document.write(" | ");document.write("A robust version of Freiman's $3k-4$ Theorem and applications. (arXiv:1711.11060v1 [math.NT]) »");