
LaTex Help Help with LaTex and writing math equations 
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May 9th, 2014, 12:30 AM  #1 
Senior Member Joined: Jan 2012 Posts: 721 Thanks: 7  Writing algebraic expression
Hello, how do I write algebraic fractions using symbols? I HAVE BEEN TRYING TO POST A THREAD BUT THERE HAVE BEEN NO BREAK THROUGH: Simplify /frac{m+n}{2}frac{mn}{3} + 3(m1) The expression should read m+n over 2 minus mn over 3 plus 3(m1) I need help please. 
May 9th, 2014, 12:42 AM  #2 
Senior Member Joined: Dec 2013 From: some subspace Posts: 212 Thanks: 72 Math Focus: real analysis, vector analysis, numerical analysis, discrete mathematics  Code: [MATH*]\frac{m+n}{2}\frac{mn}{3} + 3(m1)[/MATH*] $\displaystyle \frac{m+n}{2}\frac{mn}{3} + 3(m1)$ 
May 9th, 2014, 03:47 PM  #3 
Global Moderator Joined: May 2007 Posts: 6,496 Thanks: 579 
In general \ is used to indicate what follows is a special symbol of some sort.

June 16th, 2015, 03:33 PM  #4 
Newbie Joined: Jun 2015 From: london Posts: 3 Thanks: 0 Math Focus: france  
July 20th, 2015, 06:33 PM  #5 
Senior Member Joined: Mar 2015 From: New Jersey Posts: 1,329 Thanks: 94 
I rightclicked and copied and pasted formula code in this post and this is what I got: \displaystyle \frac{m+n}{2}\frac{mn}{3} + 3(m1) Is there a latex tutorial somewhere? Thanks 
July 20th, 2015, 07:40 PM  #6  
Senior Member Joined: Mar 2015 From: New Jersey Posts: 1,329 Thanks: 94  Quote:
But that raises another question. Can I create a LATEX document elsewhere and then post it? Thanks  
August 6th, 2015, 10:09 AM  #7  
Senior Member Joined: Dec 2007 Posts: 687 Thanks: 47  Quote:
Start latex here: https://en.wikibooks.org/wiki/LaTeX You find anything you need for these forums there. For more advanced stuff you can google the stack exchangelike websites.  

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algebraic, expression, writing 
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