00494nam a2200181 a 450000500170000008200160001710000150003324500380004826000380008630000230012469000260014770000130017370000120018696400160019899700190021499900170023395200620025020251203110510.0  a516.36bCHE  aChern,S.S.  aLectures on differential Geometry  aSingaporebWorld Scientificc1999  ax,356p.c22cm.bPB  aGeometry,differential  aChen,W.H  alam,K.S  bcdefg_  a109424 LIBSC C  c92218d92218  00104070aPUbPUd2004-08-19l0o516.36 CHEp109424yBK