What's New
About the Project
NIST
4 Elementary FunctionsHyperbolic Functions4.29 Graphics

Figure 4.29.4 (See in context.)

See accompanying text
Figure 4.29.4: Principal values of arctanhx and arccothx. (arctanhx is complex when x<-1 or x>1, and arccothx is complex when -1<x<1.)