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

/* code_begins */

{{{
#prob 48 
x=var('x')
y=function('y',x)
diffeq=y-x*diff(y,x)+( diff(y,x)/sqrt(1+(diff(y,x))**2))
sol=desolve(diffeq,[y,x])
sol
}}}

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 * '''Solution by''': 
   * Praveen Kumar,Student,IITRoorkee