10.84.1 Top new questions this week

10.84.1.1 How can I get the horizontal spacing to look nicer in math mode when I multiply a vector by a matrix?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733295

I am trying to type a letter with an arrow over it next to a vertically ruled array, but the arrow touches the vertical rule. 
In my MWE,I use esvect and nicematrix because that is my situation at home.... 
[nicematrix] [esvect]
 

asked by Jasper https://tex.stackexchange.com/landing/r/digest?cta=user&id=319072 Score of 7

answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 5

10.84.1.2 With a sense of humor, just for fun. TeX and 3d printers

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733591

Please, do not be too serious. 
TeX is the digital version of Gutenbergs typesetting. 
Now, how about taking it the other way around? 
With TeX and modern 3d printers, it should be possible, to produce ... 
[3d] [fun]
 

asked by MBE https://tex.stackexchange.com/landing/r/digest?cta=user&id=284656 Score of 6

answered by samcarter_is_at_topanswers.xyz https://tex.stackexchange.com/landing/r/digest?cta=user&id=36296 Score of 9

10.84.1.3 In Tikz, how to make a command that will pave a zone of my page with N*M of the same rectangular node?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733559

Consider that I have a command that produces a Tikz node: 
% First parameter: node name 
% Second parameter: node width 
% Third parameter: node height 
\newcommand{\makenode}[3]{ 
\node (#1) [draw, ... 
[tikz-pgf] [programming] [grids] [drawing]
 

asked by Vincent https://tex.stackexchange.com/landing/r/digest?cta=user&id=17200 Score of 6

answered by pascal974 https://tex.stackexchange.com/landing/r/digest?cta=user&id=263375 Score of 5

10.84.1.4 Wonderful animations on a YouTube channel made with LaTeX

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733514

I have discovered a YouTube channel, 
https://www.youtube.com/channel/UCJflS1UnbcNchcaqn3oOk5g 
that publishes truly fascinating videos in which mathematical concepts are explained through spectacular ... 
[animations] [animate] [tools] [latextools] [software]
 

asked by Sebastiano https://tex.stackexchange.com/landing/r/digest?cta=user&id=117876 Score of 6

answered by Emanuele Nardi https://tex.stackexchange.com/landing/r/digest?cta=user&id=127473 Score of 9

10.84.1.5 How to format a LaTeX input file to adapt equations for different layouts in multiple documents?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733492

tldr: 
I have a shared LaTeX input file containing a long equation (./theorem.tex). When included in a wide single-column document (notes.tex), the equation displays properly in one line. However, in a ... 
[formatting] [line-breaking] [conditionals]
 

asked by Apollonius https://tex.stackexchange.com/landing/r/digest?cta=user&id=265494 Score of 6

answered by Mico https://tex.stackexchange.com/landing/r/digest?cta=user&id=5001 Score of 8

10.84.1.6 How to simplify/refactor this code even more?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733354

The following code origines from a joke in German, visualizing the answer "50 grays of Schade." (see below). The code: 
puts 7 x 7 tiles + 1 bigger background tile 
distributing in a cyclic ... 
[tikz-pgf] [fun] [refactoring]
 

asked by MS-SPO https://tex.stackexchange.com/landing/r/digest?cta=user&id=245790 Score of 6

answered by David Carlisle https://tex.stackexchange.com/landing/r/digest?cta=user&id=1090 Score of 12

10.84.1.7 Best practice: How to correctly size the delimiters/fences of the following examples?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=733307

I want to correctly set the size of the delimiters of these three equations: 
\Prob{C = c}\qquad(\sum_{i = 1}^{m}x_{i})\qquad( 1 - \frac{\xi\hat{t}}{T_{L}}) 
Suppose, that they must be typed in the ... 
[math-mode] [brackets] [best-practices]
 

asked by miticollo https://tex.stackexchange.com/landing/r/digest?cta=user&id=274163 Score of 6

answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 5