TY - JOUR AU - Deguang Zhong AU - Wenjun Yuan PY - 2021/02/22 Y2 - 2024/03/29 TI - Hyperbolically Lipschitz continuity, area distortion and coefficient estimates for $(K,K′)$-quasiconformal harmonic mappings of unit disk JF - Ukrains’kyi Matematychnyi Zhurnal JA - Ukr. Mat. Zhurn. VL - 73 IS - 2 SE - Research articles DO - 10.37863/umzh.v73i2.6041 UR - https://umj.imath.kiev.ua/index.php/umj/article/view/6041 AB - UDC 517.51We study the hyperbolically Lipschitz continuity, Euclidean and hyperbolic area distortion theorem,  and coefficient estimate for the classes of $(K,K')$-quasiconformal harmonic mappings from the unit disk onto itself. ER -