複素対数函数
1 2 3 4 5 6 7 8 Sarason 2007, §IV.9.
↑ Conway 1978, p. 39.
↑ Lang 1993, p. 121.
↑ Kreyszig, Erwin (August 16, 2011). Advanced Engineering Mathematics (10th (posthumous) ed.). Berlin: Wiley. p. 640. ISBN 9780470458365