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  1. RawRecruit

    negative exponentials

    Hello All, I'm playing around with Neural Networks but can't get the sigmoid function 1/(1+ e -var)to work correctly. That's exponential to the negative variable - can't use superscript in this message box! log()works fine with a positive number, but as soon as a negative number is applied it...
  2. RawRecruit

    HTML 'id' and variable passing

    Hi Everyone, This is a stupidly simple question the answer to which - suprisingly - I can't find online. Can some one give me an example of the use of "id" in a HREF link and how it is accessed in the called page, for instance passing a numeric variable to another page. I am...
  3. RawRecruit

    Forms and variable passing - IIS

    Hi everyone, I am a complete novice with PHP and have tried out some tutorials I found at WebMonkey. I've spent around fifteen hours playing with 3 scripts that use forms to pass variables, but without success. The error returned is along the lines of :- "Undefined variable: FName in...

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