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MathGroup Archive 2005

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Re: "gray" lines in grids?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg61969] Re: "gray" lines in grids?
  • From: "Joseph Fagan" <noemailplease at nowhere.ru>
  • Date: Sat, 5 Nov 2005 22:41:54 -0500 (EST)
  • References: <dkfdee$f03$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

"Steven T. Hatton" <hattons at globalsymmetry.com> wrote in message 
news:dkfdee$f03$1 at smc.vnet.net...
> If I set the form in the following to "Text", the lines are either shown, 
> or
> not.
>
> Cell[BoxData[
>    FormBox[GridBox[{
>          {"P", "Q", "¬", "(", "P", "\[Or]", "¬", "Q", ")"},
>          {"F", "F", "F", "T", "F", "T", "T", "F", "\[InvisibleSpace]"},
>          {"F", "T", "T", "F", "F", "F", "F", "T", "\[InvisibleSpace]"},
>          {"T", "F", "F", "T", "T", "T", "T", "F", "\[InvisibleSpace]"},
>          {"T", "T", "F", "T", "T", "T", "F", "T", "\[InvisibleSpace]"}
>          },
>        RowLines->{True, False},
>        ColumnLines->{False, True, 0.5}],
>        TraditionalForm]], "Input"]
>
> This started out as a paste from MathML using something similar to:
> \<mtable rowlines="solid dashed dashed" columnlines="dashed dashed solid">
>
> I've discovered that I can change the appearance of grid lines in TextForm
> if I use integer values.  However, when I paste that back into Emacs as
> MathML, lines are either "none" or "solid".  Are these just limitations of
> Mathematica and MathML I have to work around, or is there a "real"
> solution?
>
> And, BTW, why the heck are the parentheses purple in text form?
> -- 
> "Philosophy is written in this grand book, The Universe. ... But the book
> cannot be understood unless one first learns to comprehend the language...
> in which it is written. It is written in the language of mathematics, ...;
> without which wanders about in a dark labyrinth."   The Lion of Gaul
>
Should the sig read "...without which *one* wanders about..."?
joe 



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