Open Access
Research Article·pp. 413–421·Vol. 29, Issue 2Feb 2026
On coefficient estimate of K-fold bi-univalent functions
Hadeel K. Abood, Abdul Rahman S. Juma
Published Online: 29 Jan 2026DOI: 10.47974/JIM-2247
In this paper: This study examines and investigates two novel subclasses ℳ𝓗Σ𝓆(Ѳ, Ғ, η; δ) and ℳ𝓗~Σ𝓆(θ, Ғ, η; φ) for a family Σ𝓆 of K-fold symmetric bi-univalent function in a open unit disk. Furthermore, where funct...
