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Re: Beginner--Simplest question: How to control some values in Input dialog box

  • To: mathgroup at smc.vnet.net
  • Subject: [mg67752] Re: Beginner--Simplest question: How to control some values in Input dialog box
  • From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
  • Date: Thu, 6 Jul 2006 06:53:38 -0400 (EDT)
  • Organization: The Open University, Milton Keynes, UK
  • References: <e8fuj0$qm0$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

abdou.oumaima at hotmail.com wrote:
> Hi mathematica users,
> 
> In the begining of my program, I've to initialize some parametres. I would like to do some control on them.
> 
> I put:
> 
> CN= Input["Give an positive integer value to CN"];
> c= Input["Give a positive real value to c less than 0.9"]
> 
> How to control the values CN and c so that they verify my conditions in the message box?
> 
> Any help please.
> 
> Thank you for all of you
> 
> Link to the forum page for this post:
> http://www.mathematica-users.org/webMathematica/wiki/wiki.jsp?pageName=Special:Forum_ViewTopic&pid=11670#p11670
> Posted through http://www.mathematica-users.org [[postId=11670]]
> 
> 
What about the following loops?

CN =. ;
While[ !(IntegerQ[CN] && Positive[CN]),
  CN = Input["Give an positive integer value to CN"]]

c = 0;
While[ !(RealQ[c] && 0 < c < 0.9),
  c = Input[
  "Give a positive real value to c less than 0.9"]]

HTH,
Jean-Marc


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