||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

/* code_begins */

{{{

x = var('x')
y = function('y',x)
DE = diff(y,x,2)-diff(y,x)
desolve(DE,y)

}}}

/* code_ends */

 * '''Solution by''': 
   * Zubin Mehta, Student Chemistry(Just graduated), IIT Bombay