#Prob 12 - Solving a 2nd order ODE with nonzero variable parameter k
var('x')
y=function('y',x)
k=2
de=diff(y,x,2)+2*k*diff(y,x)+(k^2+1/k^2)*y==0
desolve(de,y)

SageDays/Kreyszig-2.3-12 (last edited 2010-08-11 12:36:36 by AniketBasu)