Fig. 7: Potential application of reprogrammable mechanical metamaterials in mechanical computing.

a The schematic diagram of Buffer and NOT logic elements, inter-transformable AND and OR logic gates, their input–output responses. b The inter-transformable NOR and NAND logic gates, their input–output responses. c The XOR logic gates and its input–output responses. d The XNOR logic gates and its input–output responses. e The schematic diagram of transformable mechanical computing circuits and their Truth Tables.