00310nam a2200097Ia 4500008004100000082002000041100002100061245006900082260004000151300002100191250422b        |||||||| |||| 00| 0 eng d  a515.35bR228.CE  aRassias, John M.  aCounter examples in differential equations and related topicsb/  aSingapore:bWorld Scientific,c1991  avii, 184p. Index