A Series of Saddle - Node Bifurcation and Chaotic Behavior of a Family of a Semi - Triangular Maps. RJCSM [Internet]. 2013 Jun. 12 [cited 2026 Jun. 25];10(2):63-77. Available from: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36488