x = var('x')    # define a variable x
y = function('y',x)   # define x to be a function of that variable
DE=diff(y, x) - 2*x
f=desolve(DE, y,ics=(1,0)); f
plot(f)

SageDays/Kreyszig-1.2-2 (last edited 2010-08-09 14:39:49 by dassarun)