Eliminate the arbitrary function from 2=xy+f(x^2+y^2) to obtain the partial differencial equation.
∮|z|=1 (z+z̄)dz
The residue at z=2 of the function 2z/(2-z)(z+2) is
∮|z|=1 (2z+z̄)dz
Let f(z)=sinz/z^{4} . Then z=0 is
The radius of convergence of the Taylor series expansion of the function f(z)=4z^{2}+3z/(z-1)^{2}(z+4)(z-3) abou z=-1 is
The function f(z)=|z|^{2} is differentiable
The solution of p^{2}+q^{2}=2 is
The singular integral of z=xp+yq-logpq