e^z=e^(x+iy)=e^x(cosy+isiny),设实部u=e^x cosy,虚部v=e^x siny∂u/∂x=e^x cosy,∂u/∂y=-e^x siny∂v/∂x=e^x siny,∂v/∂y=e^x cosy四个偏导数均是初等二元函数的组合,...