A high-efficiency fourth-order iterative method for nonlinear equations: Convergence and computational gains. - Amir Naseem; Krzysztof Gdawiec; Sania Qureshi; Ioannis K. Argyros; Muhammad Aziz ur Rehman; Amanullah Soomro; Evren Hincal; Kamyar Hosseini; Ausif Padder (J. Complex., 2026)