Rotationally symmetric harmonic diffeomorphisms between surfaces [article]

Li Chen, Shi-Zhong Du, Xu-Qian Fan
2013 arXiv   pre-print
In this paper, we show that the nonexistence of rotationally symmetric harmonic diffeomorphism between the unit disk without the origin and a punctured disc with hyperbolic metric on the target.
arXiv:1305.3793v1 fatcat:wvf4alle45gadatnhuwgt5hwoi