x=var('x')
y=function('y',x)
deq1=diff(y,x)+4*y-20==0
r=desolve(deq1,[y,x],ics=(0,2))
show(r.simplify_full())

Kreyszig-1.6-15-U (last edited 2010-12-17 10:24:55 by mlec)