var('a')
var('x,y,z')
f=(x**2+y**2+z**2-a**2)
g=f.norm()
g

*<M.Pavan kumar>, <student>, <Prakasam engineering College> *<T.Raghavendra>, <student>, <Prakasam engineering College> *<B.Raghavendra>, <student>, <Prakasam engineering College> *<Y.Siva kumar Reddy>, <student>, <Prakasam engineering College> *<J.lakshmi narayana>, <student>, <Prakasam engineering College>

Kreyszig-9.5-4 (last edited 2010-12-18 06:37:14 by prakasam team)