TY - JOUR AU - Díaz Díaz, Jesús Ildefonso PY - 2008 SN - 1072-947X UR - https://hdl.handle.net/20.500.14352/49924 T2 - Georgian Mathematical Journal AB - In this paper we use some energy methods to study the location (and formation) of a free boundary arising in some unilateral problems, for instance, in the obstacle problem and the Stefan problem. LA - eng M2 - 475 PB - Heldermann Verlag KW - variational-inequalities KW - equations KW - support KW - formation and location of the free boundary KW - obstacle problem KW - stefan problem KW - energy method TI - Estimates of the location of a free boundary for the obstacle and stefan problems obtained by means of some energy methods TY - journal article VL - 15 ER -