Re: Problem with funktion with four variables
- To: mathgroup at smc.vnet.net
- Subject: [mg31636] Re: [mg31618] Problem with funktion with four variables
- From: BobHanlon at aol.com
- Date: Mon, 19 Nov 2001 03:11:18 -0500 (EST)
- Sender: owner-wri-mathgroup at wolfram.com
In a message dated 2001/11/18 7:18:49 AM, manuel.prinz at t-online.de writes:
>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?
>
The subscript doesn't work with the pattern
Clear[test];
test[v0_,\[Gamma]_,H_,
m_]:=(((-m)*H)/\[Gamma]^2)*Cosh[ArcSinh[v0*(\[Gamma]/H)]]-(m/\[Gamma])*
ArcSinh[v0*(\[Gamma]/H)]*v0
test[14,500,100,80]
-((52*Sqrt[29])/125) -
(56/25)*ArcSinh[70]
Bob Hanlon
Chantilly, VA USA