Figure 3
From: Robust multiple-scroll dynamics in memristive-based generator system

Typical p-s diagram for modified Sprott-A system with 0-1 test for initial conditions: (a) \(x_0=0.1\),\(y_0=0.2\), \(z_0=0.3\), \(w_0=0\), and (b) \(x_0=0.1\), \(y_0=0\), \(z_0=0\) and \(w_0=0\),