After Poincaré, the theory was developed by a large number of mathematicians such as Arnold, Fatou, Herman, Julia, Kolmogorov, Palis, Siegel, Smale and Yoccoz. Douady writes in:
Pagkatapos Poincaré, ang teorya ay binuo sa pamamagitan ng isang malaking bilang ng mga mathematicians tulad ng Arnold, Fatou, Herman, Julia, Kolmogorov, Palis, Siegel, Smale at Yoccoz. Douady magsusulat sa: