Re: [Orgmode] Integration with jsMath for HTML export of latex equations (feature request)

[Carsten Dominik]

Hi Darlan,

I put up the file on

http://orgmode.org/worg/org-tutorials/org-jsmath.php

Thanks!

- Carsten

On Oct 21, 2009, at 7:16 AM, Darlan Cavalcante Moreira wrote:

> I was alreade doing that but it was replace by $α$ in the html
> file. However, the option #+OPTIONS: LaTeX:nil solves the problem.
>
> At last, I wrote an org file with instructions on how to use jsMath  
> with Org.
> Thanks again Carsten,
>
> Darlan
>
> <jsMath.org>
>
>
> At Tue, 20 Oct 2009 17:17:46 +0200,
> Carsten Dominik <address@hidden> wrote:
> > On Oct 20, 2009, at 3:56 PM, Darlan Cavalcante Moreira wrote:
> >
> > > Hi Carsten,
> > >
> > > The option "#+OPTIONS ^:nil" did the trick with underlines and hats,
> > > but Greek
> > > letter are still replaced. Since they are ignored by jsMath I get
> > > the correct
> > > equations and the only minor annoyance is that the font of the Greek
> > > letters is
> > > not as nice as if it were replace by jsMath (jsMath fonts are
> > > equivalent to
> > > latex fonts). If it is something easy to do, an option to also turn-
> > > off the
> > > replacements of Greek letters by org-mode would be nice, but don't
> > > bother if it
> > > is to much work.
> >
> > You can just use LaTeX conventions and write $\alpha$ instead of the
> > lazy \alpha.  That should do the trick.
> >
> > - Carsten
> >
> >
> >
> > > I'll write the instructions of how to use jsMath with org-mode here
> > > soon.
> > > Thanks Carsten,
> > >
> > > Darlan
> > >
> > >
> > >
> > >
> > >
> > > At Tue, 20 Oct 2009 10:53:22 +0200,
> > > Carsten Dominik <address@hidden> wrote:
> > > > Hi Darlan,
> > > >
> > > > On Oct 16, 2009, at 6:36 PM, Darlan Cavalcante Moreira wrote:
> > > >
> > > > > Hello org-users,
> > > > >
> > > > > I know that it is possible to export equations as images if you  
> > > > > set
> > > > > the variable
> > > > > org-export-with-LaTeX-fragments to t, but I prefer to use jsMath
> > > > > (http://www.math.union.edu/~dpvc/jsMath/) for equation in HTML.  
> > > > > The
> > > > > problem is
> > > > > that when org-export-with-LaTeX-fragments is set to nil org-mode
> > > > > interprets
> > > > > underlines, hats and Greek letters and replace them in the  
> > > > > generated
> > > > > HTML.
> > > >
> > > > Would
> > > >
> > > > #+OPTIONS ^:nil
> > > >
> > > > already do what you want?
> > > >
> > > > If you get this working, can I ask you to write up some  
> > > > instructions
> > > > on how to use this with Org and post them here?
> > > >
> > > > Thanks.
> > > >
> > > > - Carsten
> > > >
> > > > > I agree that this is nice in most cases, but I need them to be  
> > > > > left
> > > > > untouched,
> > > > > since they will be later interpreted by jsMath when I'm viewing  
> > > > > the
> > > > > page in a
> > > > > browser that supports java-script. Therefore, my "feature request"
> > > > > is disabling
> > > > > this smart behavior of org-mode when latex fragments are not
> > > > > converted to
> > > > > images.
> > > > >
> > > > > I also need to add a line in the HTML header to load the jsMath
> > > > > script, but this is
> > > > > easily accomplished with the line
> > > > > #+STYLE: <SCRIPT SRC="../jsMath/easy/load.js"></SCRIPT>
> > > > > in the org-file header.
> > > > >
> > > > > Here are some advantages and disadvantages about using jsMath
> > > > > instead of images.
> > > > > Advantages:
> > > > > - It's really pretty when you have all the fonts installed and you
> > > > > can zoom
> > > > > without any loss of quality.
> > > > > - No need to generate images when exporting
> > > > > + When you see the generated HTML page the jsMath script is run
> > > > > each time you
> > > > >   reload the page. Because modern browsers are increasing more and
> > > > > more the
> > > > >   efficiency of the java-script engine this is not a problem even
> > > > > if there are
> > > > >   a lot of equations in the generated page.
> > > > > + On the other hand, creating images when exporting can take
> > > > > considerable
> > > > >   time when there are man equations.
> > > > >
> > > > > Disadvantages
> > > > > - More difficult to setup
> > > > > + you have to install jsMath for authors, since you are creating
> > > > > pages with it.
> > > > > + you have to install jsMath for users, that is, install the fonts
> > > > > that will
> > > > >   be used. If this is not done, jsMath will use images for the
> > > > > equations. You
> > > > >   won't need to generate images when exporting, since jsMath
> > > > > already has all
> > > > >   images (it just put the pieces together)
> > > > > - It is more inconvenient to send the generated HTML page to a
> > > > > friend, since
> > > > > your friend will need to install the fonts used by jsMath.
> > > > >
> > > > >
> > > > > Darlan
> > > > >
> > > > >
> > > > > _______________________________________________
> > > > > Emacs-orgmode mailing list
> > > > > Remember: use `Reply All' to send replies to the list.
> > > > > address@hidden
> > > > > http://lists.gnu.org/mailman/listinfo/emacs-orgmode
> > > >
> > > > - Carsten
> >
> > - Carsten

- Carsten