Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2004
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2004

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

Search the Archive

Re: Hyperbolic function identity

  • To: mathgroup at smc.vnet.net
  • Subject: [mg50950] Re: Hyperbolic function identity
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Wed, 29 Sep 2004 03:15:16 -0400 (EDT)
  • Organization: Universitaet Leipzig
  • References: <cjasqk$ns0$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

ArcCosh[1 + z^2/2] - 2*ArcSinh[z/2] // TrigToExp // 
  FullSimplify[#, Element[z, Reals] && z > 0] &

??

Regards
  Jens

Carlos Felippa wrote:
> 
> Why
> 
>    FullSimplify[ArcCosh[1+z^2/2]-2*ArcSinh[z/2],z>0];
> 
> does not evaluate to 0?


  • Prev by Date: Re: Export to file
  • Next by Date: 3D data set
  • Previous by thread: Re: Hyperbolic function identity
  • Next by thread: Re: Hyperbolic function identity