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Message-ID: <20040116151854.GA24289@nf034.jinr.ru> Date: 2004-01-16T15:18:54Z From: Timur Elzhov Subject: analytic derivative of complex function 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.