00422nam a2200145Ia 4500003000600000005001700006008004100023020001500064040004900079082001500128100002500143245005500168260003300223500002000256NORSU20240718075012.0240220s9999    xx            000 0 und d  a0135182263  aNORSU Dumaguete (Main Campus ll)cNORSU-MCII  a515.35 Ed9  aEdwards,  Jr.  C. H. 0aDifferential Equations and Boundary Value Problems  bPrentice Hall Int’lcc1996  aIncludes index.