[R] analytic derivative of complex function

[Timur Elzhov]

Dear R experts,

I'd like to take analytic derivative of complex functions through "D"
function. I succeded with simple functions like "sin(x)", but what if
I want to work with function like A(x,y, ...) + i*B(x,y, ...)?

Thank you.

--
WBR,
Timur.