TY - BOOK AU - Evans,Lawrence C. ED - American Mathematical Society. TI - Partial differential equations SN - 0821807722 U1 - 515.353 21 PY - 1998/// PY - 1419/// CY - Providence, R.I. PB - American Mathematical Society KW - Differential equations, Partial N1 - Includes bibliographical references (p. 651-654) and index ER -