00400nam a2200145Ia 4500008004100000020001800041041000800059082001600067100002200083245005100105250000600156260004500162300001300207650003400220210716s2014    xx            000 0 und d  a9788184873993  aeng  a515.35 GORG  aGorain, Ganesh C.  aIntroductory course on differential equations.  a1  aNew DelhibNarosa Publishing Housec2014  axxiv,574  aDifference Equations(515.625)