Re: Problem with funktion with four variables
- To: mathgroup at smc.vnet.net
- Subject: [mg31629] Re: Problem with funktion with four variables
- From: "Allan Hayes" <hay at haystack.demon.co.uk>
- Date: Mon, 19 Nov 2001 03:11:10 -0500 (EST)
- References: <9t86er$r6n$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Manuel, v\_0 is not a symbol. Two ways out: 1) replacce it with v0 2) symbolize it using the package Notation ( and I found that I had to use the more explicit v\_0 :_ instead of v\_0 _ ) -- Allan --------------------- Allan Hayes Mathematica Training and Consulting Leicester UK www.haystack.demon.co.uk hay at haystack.demon.co.uk Voice: +44 (0)116 271 4198 Fax: +44 (0)870 164 0565 "Manuel Prinz" <manuel.prinz at t-online.de> wrote in message news:9t86er$r6n$1 at smc.vnet.net... > Hello Guys > > If I define this > > \!\(test[\(v\_0\) _, \ \[Gamma]_, \ H_, \ > m_] := > \((\(\(-m\)*H\)\/\[Gamma]\^2*Cosh[ArcSinh[v\_0*\[Gamma]\/H]] - > m\/\[Gamma]*ArcSinh[v\_0*\[Gamma]\/H]*v\_0)\)\) > > and then try to calculate test[14,500,100,80] nothing happens! > > What could be the problem? > > > Thanks! > > > Manuel (Mathematica 4.0) >