Zhang, TingZhang, Wei2015-12-131072-6691http://hdl.handle.net/1885/74645In this paper, we give sharp estimates of the smallest principal curvature k1 of level sets of n-dimensional p-harmonic functions which extends the result of 2-dimensional minimal surface case due to Longinetti [Longinetti, On minimal surfaces bounded byKeywords: Curvature estimates; Maximum principle; P-Harmonic functions; Support function201310.1016/j.jde.2013.06.0042016-02-24