About the Project
4 Elementary FunctionsLogarithm, Exponential, Powers4.3 Graphics
Figure 4.3.2 (See in context.)
See accompanying text
(i) z-plane (ii) w-plane
A B C C¯ D D¯ E E¯ F
z 0 r r+iπ riπ iπ iπ r+iπ riπ r
w 1 er er+i0 eri0 1+i0 1i0 er+i0 eri0 er
Figure 4.3.2: Conformal mapping of exponential and logarithm. w=ez, z=lnw.