00523nam a2200169Ia 4500003000900000008004100009040001600050080001900066100001300085245012000098260003900218300001200257500002600269650002700295650001900322650001200341IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a517.91:53bHOP  aHopf, L. 0aIntroduction to the differential equations of physicscL. Hopf                                                       aNew YorkbDover Publicationsc1948  av,154p.  aDonated by Mrs. Bappu  aDifferential Equations  aNASA Thesaurus  aPhysics