bin/170206: complex arcsinh, log, etc.

[Stephen Montgomery-Smith]

The following reply was made to PR bin/170206; it has been noted by GNATS.

From: Stephen Montgomery-Smith <stephen at missouri.edu>
To: bug-followup at FreeBSD.org, stephen at FreeBSD.org
Cc:  
Subject: Re: bin/170206: complex arcsinh, log, etc.
Date: Thu, 26 Jul 2012 23:50:03 -0500

 Oops - error in the comments for catanh:
 
 catanh(z) = 0.5 * log((1+z)/(1-z))