skriabin Messages 11 Reaction score 0 Thread starter Oct 1, 2009 #1 Hi I'm wondering if the z- (complex conjugate of z) goes to zero as z does? Also what is the derivative of z- with respect to z? Thanks
Hi I'm wondering if the z- (complex conjugate of z) goes to zero as z does? Also what is the derivative of z- with respect to z? Thanks
skriabin Messages 11 Reaction score 0 Oct 2, 2009 #2 This is very important for me right now, so please if you know this, let me know... :)
Office_Shredder Staff Emeritus Science Advisor Gold Member Messages 5,706 Reaction score 1,592 Oct 2, 2009 #3 The map f(z)= conjugate of z is not differentiable, and you should be able to prove this from the definition. Do you know how to calculate complex limits by breaking them up into their real and imaginary parts? It makes looking at that limit very easy
The map f(z)= conjugate of z is not differentiable, and you should be able to prove this from the definition. Do you know how to calculate complex limits by breaking them up into their real and imaginary parts? It makes looking at that limit very easy
AxiomOfChoice Messages 531 Reaction score 1 Oct 3, 2009 #5 While we're on the subject of complex limits, can anyone help me figure out what [tex] \lim_{z\to 0} \text{Log } z[/tex] is? (So we're talking about the principal logarithm here.)
While we're on the subject of complex limits, can anyone help me figure out what [tex] \lim_{z\to 0} \text{Log } z[/tex] is? (So we're talking about the principal logarithm here.)