Hi Nick,
With the current implementation, if you just want to get a Delta followed by an
E without a white space, you simply give the string #DeltaE
I do not agree with your proposal with the $. I am waiting more comments
on this TLatex topic.
Rene Brun
Nick van Eijndhoven wrote:
>
> Hi Rene,
> The problem probably is that in Latex one types $\Delta E$ which
> gives a Delta followed by an E without spaces in between.
> In ROOT it seems to me that #Delta E is interpreted as $\Delta$ E
> where there is a space in between the Delta and the E.
> A solution could be to adopt also the $..$ notation in ROOT to
> switch to 'formula mode'. This would mean in the above case
> entering the text as $#Delta E$ would give a Delta followed by
> an E without a space in between.
> As far as I can see this would mean no change to the ROOT functionality
> but only an extension to the TLatex class.
>
> Cheers,
> Nick.
>
> Rene Brun wrote:
> >
> > HI Yannick,
> > In the current implementation of TLatex, the greek symbols are directly
> > replaced by their graphical representation. You can perfectly give #DeltaE
> > and not #Delta{E}. Greek letters are not considered to be operators with
> > an argument. Since this would be an important change in the class, I would
> > appreciate getting more feedback on this subject. May be somebody should
> > cross-check the latex compatibility for all functions of TLatex.
> >
> > Rene Brun
> >
> > Patois Yannick wrote:
> > >
> > > Hi,
> > >
> > > I used TLatex to label an axis and I'm surprised by the result.
> > > I wanted to display {\Delta}E.
> > >
> > > I tried :
> > > "#Delta E" -> Gives \Delta~E (there is a space)
> > > "{#Delta}E" -> Gives \{\Delta\}E (brackets are draw)
> > > "#Delta{E}" -> Gives \Delta\{E} (brackets are draw)
> > > "#DeltaE" -> Gives the good result, but in latex, \DeltaE wouldnt
> > > compile
> > >
> > > If the goal is (as it seems) to mimic as much as possible LaTeX syntax,
> > > this could be enhanced on this point.
> > >
> > > Yannick
> > >
> > > --
> > > _/ Yannick Patois _________________ Address (home) __________________
> > > | irc(undernet): Garp on #france25+ | La Villa des Sciences |
> > > | email : patois@ganil.fr | 12, avenue de Cambridge |
> > > | http://garp.feelingsurfer.net/ | 14200 Herouville-Saint-Clair |
> > > | Tel/Fax-home:+33 (0)2 31 94 50 32 | FRANCE |
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