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Re: What generates the In/Out CellLabels and how do I change them?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg113182] Re: What generates the In/Out CellLabels and how do I change them?
  • From: Simon <simonjtyler at gmail.com>
  • Date: Sun, 17 Oct 2010 06:05:29 -0400 (EDT)
  • References: <i9cj70$huk$1@smc.vnet.net>

On Oct 17, 3:17 am, Simon <simonjty... at gmail.com> wrote:
> When Mathematica evaluates a cell, it gives the Input cell and Output
> cell the CellLabels In[$Line]:= and Out[$Line]= where $Line is a
> counter that gets incremented on each evaluated input.
>
> If you input something like TraditionalForm[expr] or TeXForm[expr] (or
> any other *Form from $OutputForms) then the name of the form also gets
> added to the Output cell's label. eg Out[1]//TraditionalForm=.
>
> I can't find any way of customising these labels.
>     * They can be disabled in the Preferences dialog.
>     * They don't seem to be in the StyleSheet options for Input and
> Output cells - although the options pertaining to the CellLabel
> behaviour are there.
>     * Nor in the Notebook options - although Notebook Options >
> Evaluation Options > EvaluationCompletionAction can modify the
> CellLabels.
>     * Nor any of the init.m type configuration files.
>
> So, does anyone know where these CellLabels are generated?
> (Note: This question was also asked athttp://stackoverflow.com/q/3938827/=
421225
> I have a feeling that this has been discussed here before - but I
> could not find the thread)

I don't know why that got posted twice. Sorry all!


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