TY - BOOK AU - Caffarelli, Luis A., AU - Salsa, S., TI - Geometric approach to free boundary problems T2 - Graduate studies in mathematics SN - 9780821837849 U1 - 515.35 CAF PY - 2006/// CY - RI PB - American Mathematical Society KW - Boundary value problems KW - Lipschitz spaces N1 - Includes bibliographical references and index ER -