11.56.2 Greatest hits from previous weeks

11.56.2.1 How do you make numbered equations in latex?
11.56.2.2 TeXnicCenter & Adobe Reader DC
11.56.2.3 How do I put text over symbols?
11.56.2.4 How to align a set of multiline equations
11.56.2.5 Is there any way to do a correct word count of a LaTeX document?
11.56.2.6 Matrix in Latex
11.56.2.7 BibTeX: How to reduce long author lists to "Firstauthor et al."?
11.56.2.1 How do you make numbered equations in latex?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=75764

I would like to put in a code that automatically assigns a number to the equations in my documents preferably aligned on the right hand side. 
How can I go about this? 
\documentclass[a4paper,11pt]{... 
[formatting] [equations] [amsmath]
 
asked by Magpie https://tex.stackexchange.com/landing/r/digest?cta=user&id=16635 Score of 71
11.56.2.2 TeXnicCenter & Adobe Reader DC

https://tex.stackexchange.com/landing/r/digest?cta=question&id=250472

How to configure TeXnicCenter to work with Adobe Reader DC? When I building and view current file .tex the following error "Can not execute the command" shows up and the PDF is not generated. 
If there ... 
[pdf] [texniccenter] [adobe]
 
asked by Walter Silva https://tex.stackexchange.com/landing/r/digest?cta=user&id=80192 Score of 65
answered by JiAo\231A~\[DiscretionaryHyphen] ChmelA~\[DiscretionaryHyphen]k https://tex.stackexchange.com/landing/r/digest?cta=user&id=82051 Score of 87
11.56.2.3 How do I put text over symbols?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=74125

This is difficult for me to explain, but how do I put words over a symbol? For instance, I want to add words over an equal sign. Anyone know the command/syntax for that? 
Also adding ^ doesn't cut it..... 
[syntax]
 
asked by Lemon https://tex.stackexchange.com/landing/r/digest?cta=user&id=10554 Score of 174
answered by Gonzalo Medina https://tex.stackexchange.com/landing/r/digest?cta=user&id=3954 Score of 132
11.56.2.4 How to align a set of multiline equations

https://tex.stackexchange.com/landing/r/digest?cta=question&id=44450

I am trying to align a set of long equations, that are themselves align environments as most of them are spreading on multiple lines. 
Currently I just have a sequence of align environments, with ... 
[equations] [align]
 
asked by SeismicVibrations https://tex.stackexchange.com/landing/r/digest?cta=user&id=11737 Score of 137
11.56.2.5 Is there any way to do a correct word count of a LaTeX document?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=534

Often assignments (or even papers) have a word count limit. That is not a big deal when using Word, but I don't know how to do that using LaTeX. My solution has been so far to compile the document and ... 
[packages] [compiling] [word-count] [scripts]
 
asked by Vivi https://tex.stackexchange.com/landing/r/digest?cta=user&id=14 Score of 436
answered by ShreevatsaR https://tex.stackexchange.com/landing/r/digest?cta=user&id=48 Score of 243
11.56.2.6 Matrix in Latex

https://tex.stackexchange.com/landing/r/digest?cta=question&id=204621

I am new to Latex, and I have been trying to get the matrix of following form 
[x11 x12 x13 . . . . x1n 
x21 x22 x23 . . . . x2n 
. 
. 
. 
. 
xd1 xd2 xd3 . . . . xdn] 
Where ... 
[matrices]
 
asked by Lakshmi Narayanan https://tex.stackexchange.com/landing/r/digest?cta=user&id=63361 Score of 154
answered by skpblack https://tex.stackexchange.com/landing/r/digest?cta=user&id=42912 Score of 227
11.56.2.7 BibTeX: How to reduce long author lists to "Firstauthor et al."?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=26575

I have several entries in my list of references that include of the order of 40 authors. 
Is there a way to make bibtex automatically reduce these lists to e.g. the first name + "et al."? 
I don't want ... 
[bibtex] [author-number]
                                                                                  

                                                                                  
 
asked by fuenfundachtzig https://tex.stackexchange.com/landing/r/digest?cta=user&id=1442 Score of 174