JJournal of Dynamical and Control Systems12/22/2025A Variational Principle of the Packing Topological Pressure on Subsets for Non-autonomous Iterated Function SystemsMengxin Cui·Bilel Selmi·Zhiming LiRead at Journal of Dynamical and Control SystemsTagsMathematical Dynamics and FractalsMathematical PhysicsIterated function systemVariational principleIterated functionFunction (biology)Topology (electrical circuits)Probability measure