A novel methodology for constructing a multi-wing chaotic and hyperchaotic system with a unified step function switching control
Zhang Chao-Xia1, Yu Si-Min2, †,
       

Double-wing attractors of chaotic and hyperchaotic system: (a) double-wing attractor of absolute value piecewise linear 3D chaotic system; (b) double-wing attractor of square 3D chaotic system; (c) double-wing attractor of square 4D hyperchaotic system.