This book contains select chapters on topics related to nonlinear dynamics and functional analysis and their applications in quantum transport, carbon nanotubes, approximation theory, fixed point theory, quantum functional calculus, renewable natural resources, dynamic optimal control model and optimal control analysis. It focuses on bridging the gap between recent trends of interdisciplinary research in nonlinear dynamics and functional analysis. This book helps researchers, scientists and students in obtaining cutting-edge research in these areas and opens the pavement to apply nonlinear dynamics and functional analysis to solve interdisciplinary problems in several areas.