Re: Inline LaTeX fragments in emacs buffer

[Dov Grobgeld <dov.grobgeld@gmail.com>]

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I got it. Org-mode erroneously interpreted the + sign on the second row as
a list token. Rearranging the latex text so that it does not start with -
or + is a workaround.

On Mon, May 14, 2012 at 5:47 PM, Dov Grobgeld <dov.grobgeld@gmail.com>wrote:

> Thanks for the help. It makes my coursera ml-class notes easier to read.
>
> One issue I had when I tried exporting to HTML with the dvnpng option the
> following equation:
>
> \[
> J(\theta) = - \frac{1}{m} \left[\sum_{i=1} ^m y^{(i)} \log
> h_\theta(x^{(i)})+(1-y^{(i)})\log(1-h_\theta(x^{(i)}))\right]
>           + \frac{\lambda}{2m}\sum_{j=1} ^n \theta_j ^2
> \]
>
> in the png output I got the following trailing text:ORG-LIST-END-MARKER .
> Is this a known bug?
>
> Regards,
> Dov
>
> On Sun, May 13, 2012 at 8:55 PM, Darlan Cavalcante Moreira <
> darcamo@gmail.com> wrote:
>
>>
>> org-preview-latex-fragment is really great but what is even better is that
>> it also works outside org-mode! This makes my life a lot easier.
>>
>> I set "C-c P" as a global key-binding for org-preview-latex-fragment and
>> "C-c p" to org-ctrl-c-ctrl-c. Then I can preview equations all equations
>> in
>> ANY buffer with "C-u C-u C-c P". It's great to write equations in comments
>> of some programming buffer (no matter which programming language) and
>> being
>> able to render the equations right there.
>>
>> --
>> Darlan
>>
>> At Sun, 13 May 2012 00:46:51 +0200,
>> Daimrod <daimrod@gmail.com> wrote:
>> >
>> > Dov Grobgeld <dov.grobgeld@gmail.com> writes:
>> >
>> > > Is there any way of getting org-mode to display inline LaTeX fragments
>> > > in the emacs buffer? E.g. I would like to be able to type:
>> > >
>> > > The size of the hypotenuse is $\sqrt{a^2+b^2}$
>> > >
>> > > and then the buffer immediately shows:
>> > >
>> > > The size of the hypotenuse is √a²+b²
>> > >
>> > > where √a²+b² is a png image rendered via dvipng.
>> > >
>> > > I assume a toggle would switch between either seeing the formula or
>> > > seeing the source of the formula, just like for the display of inline
>> > > images. Also, pressing a backspace when the cursor is at the end of
>> > > the formula should erase the trailing $ sign, and turn off image
>> > > display of the formula, just like for [[links][name]].
>> > >
>> > > Has anything like this been implemented?
>> > >
>> > > Thanks!
>> > > Dov
>> >
>> > Yes, you can produce a preview image with C-c C-x C-l.
>> >
>> > See
>> > (info "(org) Previewing LaTeX fragments")
>> > and
>> > (info "(org) Embedded LaTeX")
>> >
>> >
>> >
>>
>>
>

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