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From Ken Krugler <kkrugler_li...@transpac.com>
Subject Re: Singular vectors of a recommendation Item-Item space
Date Thu, 01 Sep 2011 03:50:02 GMT

On Aug 31, 2011, at 8:32pm, Ted Dunning wrote:

> The basics of latex notation are
> 
> ^   for superscript
> _   for subscript
> {}   for grouping
> \sum for summation
> \log for logs
> \Omega for upper case greek letter omega
> \alpha for lower case greek letter beta
> \int for integral.
> 
> See http://www.codecogs.com/latex/eqneditor.php for a playground where you
> can test things.
> 
> Try this, for instance,
> 
> F(x,y)=0 ~~\mbox{and}~~
> \left| \begin{array}{ccc}
>  F''_{xx} & F''_{xy} &  F'_x \\
>  F''_{yx} & F''_{yy} &  F'_y \\
>  F'_x     & F'_y     & 0
>  \end{array}\
> right| = 0

The codecogs.com site says that it's an invalid equation.

-- Ken

> On Wed, Aug 31, 2011 at 7:24 PM, Dmitriy Lyubimov <dlieu.7@gmail.com> wrote:
> 
>> PS
>> 
>>> On Wed, Aug 31, 2011 at 3:57 PM, Lance Norskog <goksron@gmail.com>
>> wrote:
>>>> 
>>>> I see a fair amount of stuff here in what I think is MathML, but is
>> displays
>>>> raw in gmail.
>>>> 
>> 
>> this is usually tex. I am not familiar with mathml that close but i
>> think it is fundamentally different
>> 

--------------------------
Ken Krugler
+1 530-210-6378
http://bixolabs.com
custom big data solutions & training
Hadoop, Cascading, Mahout & Solr




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