6.56.2 Greatest hits from previous weeks

6.56.2.1 Real number symbol (UTF-8: a^\204\235) in XeTeX

https://tex.stackexchange.com/landing/r/digest?cta=question&id=104274

How can I get the 'real number' sign (something like \mathbb{R} with the amssymb package in LaTeX) in XeTeX? 
[math-mode] [xetex] [symbols] [amsmath] [plain-tex]
 

asked by lvaneesbeeck https://tex.stackexchange.com/landing/r/digest?cta=user&id=24686 131 votes

answered by lvaneesbeeck https://tex.stackexchange.com/landing/r/digest?cta=user&id=24686 10 votes

6.56.2.2 Is there a way to slightly shrink a table, including font size, to fit within the column boundaries?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=10863

I have a table that is just a little too wide for a 3.33" column. Is there a way to simply shrink the table a little to make it fit? I'm OK if the 10pt font becomes 9pt-something. Here is an example. 
... 
[tables] [scaling]
 

asked by Nathan Farrington https://tex.stackexchange.com/landing/r/digest?cta=user&id=3504 141 votes

answered by Martin Scharrer https://tex.stackexchange.com/landing/r/digest?cta=user&id=2975 208 votes

6.56.2.3 Using multicolumn in latex

https://tex.stackexchange.com/landing/r/digest?cta=question&id=131867

I want to create a table like this using Latex 
|               sets            | 
| 1 | 2 | 3 | 4 | 5 | 6 | ... 
[multicolumn]
 

asked by mahmood https://tex.stackexchange.com/landing/r/digest?cta=user&id=36294 75 votes

6.56.2.4 What is the difference between \dfrac and \frac?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=135389

The title says it all, both \dfrac{a}{b} and \frac{a}{b} make fractions, so what is the difference between the two? 
[math-mode] [amsmath]
 

asked by YYC https://tex.stackexchange.com/landing/r/digest?cta=user&id=37383 129 votes

6.56.2.5 How to typeset subscript in usual text mode?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=1013

It's easy to make subscripts in math mode: $a_i$. 
How do I make a subscript outside math environment, likethis? 
[subscripts]
 

asked by P Shved https://tex.stackexchange.com/landing/r/digest?cta=user&id=280 246 votes

answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 159 votes

6.56.2.6 Changing the font size in a table

https://tex.stackexchange.com/landing/r/digest?cta=question&id=27097

What's the recommend way of changing the font size in a particular table? Is there a better way than enclosing all values with, for example, the \tiny function. 
[tables] [floats] [fontsize]
 

asked by csgillespie https://tex.stackexchange.com/landing/r/digest?cta=user&id=224 192 votes

answered by lockstep https://tex.stackexchange.com/landing/r/digest?cta=user&id=510 125 votes

6.56.2.7 How to add an empty line between paragraphs?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=135134

I have two sections which I'd like to separate by an empty line. Every time I press Enter, LyX removes that empty line between paragraphs. How do I prevent this? 
[spacing] [lyx]
 

asked by goldisfine https://tex.stackexchange.com/landing/r/digest?cta=user&id=37301 117 votes

answered by Werner https://tex.stackexchange.com/landing/r/digest?cta=user&id=5764 133 votes