00353nam a2200145Ia 4500003000500000008004100005020000900046040000900055041001200064082002400076100002200100245006000122260000900182650001600191NDCL180829s9999||||ii |||||||||||||| ||eng||  a6571  aNDCL  aEnglish  a517.38 GRK216th ed  aGhosh, Ramkrishna 3aAn introduction to different equationcRamkrishna Ghosh  c1971  aMathematics