var('x')
f=x^3
show(r)
for x in range(-pi/2,3*pi/2):
    if f(x)==f(-x):
        print "even function"
        break
    elif f(x)==-f(-x):
        print "odd function"
        break
    else:
        print "neither odd nor even"
        break

Kreyszig-10.4-9-U (last edited 2010-12-18 12:31:29 by Jrachit)