var('x')
f=Piecewise([[(-2,2),x], [(2,2*pi - 2),x]],x);
show(f)
for x in range(1,2*pi-3):
    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-10.4-7-U (last edited 2010-12-18 07:21:06 by Jrachit)