Line integral, jacobian...

[salvomic]

(09-07-2016 09:22 PM)toshk Wrote:  Jacobian:
Transpose(diff(fn,[x,y,z])) or transpose(gradient([f1,f2,f3],[x,y,z])
trn(diff([x*y*z, y^2, x + z], [x, y, z]))

Laplacian:
divergence(gradient(f(x, y), [x y]),[x,y])

yes, thanks

See also here my (and Han) solutions: Linear and curvilinear - Jacobian

laplacian(Expr, Vector) is also a command inside the Prime, now...

Salvo