[Date Index] [Thread Index] [Author Index]

Re: Hyperbolic function identity

• To: mathgroup at smc.vnet.net
• Subject: [mg50994] Re: Hyperbolic function identity
• From: mathma18 at hotmail.com (Narasimham G.L.)
• Date: Fri, 1 Oct 2004 04:48:10 -0400 (EDT)
• References: <200409280458.AAA24067@smc.vnet.net> <cjdpr0$aq4$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

"Maxim A. Dubinnyi" <maxim at nmr.ru> wrote in message news:<cjdpr0$aq4$1 at smc.vnet.net>...
> This works correctly:
> FullSimplify[TrigToExp[ArcCosh[1+(z^2)/2]-2*ArcSinh[z/2]], z > 0]
> 
> It looks like that mathematica works better with logarithms and 
> exponents then with trigonometric functions.

 Is that one limitation when handling complex functions ? :o(