# Revision history [back]

### Vecteur multiplication

I would like to know why this procedure doesn't work

aa = list(var('delta_%d' % i) for i in (0..2))
c=n(matrix(1,3,(-0.5,0.2,.3)),2)
U = e^(c*transpose(aa))
show(U)

 2 None Iguananaut 1698 ●7 ●33 ●54

### Vecteur multiplication

I would like to know why this procedure doesn't work

aa = list(var('delta_%d' % i) for i in (0..2))
c=n(matrix(1,3,(-0.5,0.2,.3)),2)
U = e^(c*transpose(aa))
show(U)