var('x,y,z')
v=vector([x,y,z])
print 'Vector is ',v
var('x0,y0,z0')
p=vector([x0,y0,z0])
print p
v1=v-p
print 'Distance of v(x,y,z) from p(x0,y0,z0) is ',v1.norm()

Kreyszig-8.4-1 (last edited 2010-12-17 09:10:34 by 172)