2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/219934A greedy omnidirectional relay scheme is developed, and the corresponding achievable rate region is obtained for the all-source all-cast problem. The discussions are first based on the general discrete memoryless channel model, and then applied to the additive white Gaussian noise (AWGN) models, with both full-duplex and half-duplex modes.More details addedInformation Theorytext