TY - JOUR AU - Díaz Díaz, Jesús Ildefonso AU - Calvo, N. AU - Durany, J. AU - Schiavi, E. AU - Vázquez, C. PY - 2002 DO - 10.1137/S0036139901385345 SN - 0036-1399 UR - https://hdl.handle.net/20.500.14352/57038 T2 - SIAM Journal on applied mathematics AB - This paper deals with the weak formulation of a free (moving) boundary problem arising in theoretical glaciology. Considering shallow ice sheet flow, we present the mathematical analysis and the numerical solution of the second order nonlinear... LA - eng M2 - 683 PB - Society for Industrial and Applied Mathematics KW - Free boundary KW - Duality methods KW - Finite element method KW - Computational cost reduction KW - Test examples TI - On a doubly nonlinear parabolic obstacle problem modelling ice sheet dynamics TY - journal article VL - 63 ER -