01115nam a2200385 4500 DLU110121353 ##20110518 ##890907s1990 riua b 001 0 eng 89018004 0821816330 (acid-free) (DLC) 89018004 DLC DLC DLC 516.36 GU-V Guillemin, Victor, 1937- Mathematical surveys and monographs. t.XIV, Geometric asymptotics / Victor Guillemin and Shlomo Sternberg. Rev. ed. Providence, R.I. : American Mathematical Society, 1990. xviii, 480 p. : ill. ; 26 cm. Includes bibliographical references and index. Asymptotic expansions. Geometrical optics. Geometry, Differential. Sternberg, Shlomo. 01/2011TN t.XIV GT 0 KTN True Đào Thị Thu Huyền G A SH Thư viện Trường Đại học Đà Lạt