I’m trying to make a sum with derivatives of an arbitrary number of parameters. E.g. for a vector
function F(x,y)=[exp(x^3 y) - 1, y^2 - 5xy] I’d like to calculate expressions like first derivative multiplied on something.

I’m trying to make a sum with derivatives of an arbitrary number of parameters. E.g. for a vector
function F(x,y)=(exp(x^3 y) - 1, y^2 - 5xy) I’d like to calculate expressions like first derivative multiplied on something.