Gradient of a Vector function

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Naweed Niaz 2022-9-20

评论： Torsten 2022-9-20

syms x y z

g = @(x,y,z) [(x+y^3); 0.8*(x^3+y);(x^2+y^2)];

%% applying stokes theorem, gradient of vector field required

[X,Y,Z] = gradient(g);

%% returns error in line 4 with gradient(g) and says

%%Unary operator '.'' is not supported for operand of type 'function_handle'.

Torsten 2022-9-20

A scalar function has a gradient, a vector function has a Jacobian.

KSSV 2022-9-20

syms x y z

f(x,y,z) = x+y^3 ;

gradient(f)

ans(x, y, z) =

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