00334 a2200109 4500020001500000082001700015100003000032245006800062260004000130300001900170650003500189 a0824788974 a515.353bGEO aBakelman, Ilya J. - eed. aGeometric analysis and nonlinear partial differential equations aNew YorkbMarcel Dekkerc1993g1993 axi,308p.c25cm aPartial differential equations