Mathematical programming Automation 1 Budget planning 1 Budgeting 1 Cellular user equipment 1 Cellular user equipment (CUE) 1 Cellulars 1 Cognitive radio 1 Electric power utilization 1 Energy efficiency 1 Higher learning 1 Iterative methods 1 Machine-to-machine (M2M) 1 Machine-to-machine (M2M) communication 1 Machine-to-machine communication 1 Machinetype communication (MTC) 1 Mobile telecommunication systems 1 Power allocations 1 Quality of service 1 Resource allocation 1 Underlay cognitive radio 1 Underlay cognitive radios 1 User equipments 1 Wireless networks 1 energy efficiency (EE) 1 machine-to-machine (M2M) communications 1 power allocation 1 underlay cognitive radio (CR) 1