Attractors by Juan Catrián

Graphics by Paul Bourke
August 2020


The following attractor is credited to Juan Catrián. The equations in two variables and 4 paremeters is given below. The parameters are
a0=0.013006706160156867, a1=-1.3970590537827,
a2=0.5877878956936367, a3=2.9234482660691707