8.82.1 Top new questions this week

8.82.1.1 How to draw this shape?
8.82.1.2 Consistent color scheme
8.82.1.3 Old mathbook's thick font
8.82.1.4 Minus sign too long
8.82.1.5 How to make voltage loops inside a circuit and move node label?
8.82.1.6 Equation: boxed split inside align
8.82.1.7 Changing opacity of included graphics without tikz
8.82.1.1 How to draw this shape?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=668565

Can anyone help making this shape but you can change the length, width of each sections. 
(and I want to be able to fill, opacity and change the length, width of it). 
This is just my rough drawing. 
I ... 
[tikz-pgf] [tikz-styles]
 
asked by hana https://tex.stackexchange.com/landing/r/digest?cta=user&id=267361 Score of 8
answered by Jasper Habicht https://tex.stackexchange.com/landing/r/digest?cta=user&id=47927 Score of 17
8.82.1.2 Consistent color scheme

https://tex.stackexchange.com/landing/r/digest?cta=question&id=668497

I'd like to adopt a consistent color scheme for my document (and preferably further documents) for all TikZ/PGF-based graphics and text highlights. 
More specifically, I'd like to start off by ... 
[tikz-pgf] [color]
 
asked by Thargon https://tex.stackexchange.com/landing/r/digest?cta=user&id=286320 Score of 7
answered by Thargon https://tex.stackexchange.com/landing/r/digest?cta=user&id=286320 Score of 8
8.82.1.3 Old mathbook's thick font

https://tex.stackexchange.com/landing/r/digest?cta=question&id=668872

I did a lot of research to re-create the style of the following math book written in 1979: 
There are many questions around recreating old fonts such as 
font-of-old-math-books , how-to-write-like-old-... 
[fonts] [fontsize] [math-fonts]
 
asked by Uwe.Schneider https://tex.stackexchange.com/landing/r/digest?cta=user&id=160425 Score of 7
answered by David Carlisle https://tex.stackexchange.com/landing/r/digest?cta=user&id=1090 Score of 12
8.82.1.4 Minus sign too long

https://tex.stackexchange.com/landing/r/digest?cta=question&id=669131

The minus sign in arevmath is too long. In particular, it is longer than the plus sign. Is there a way to correct this? 
\documentclass{article} 
\usepackage{arevmath} 
\usepackage{xcolor} 
% \... 
[math-mode] [arev]
 
asked by user94293 https://tex.stackexchange.com/landing/r/digest?cta=user&id=94293 Score of 6
answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 5
8.82.1.5 How to make voltage loops inside a circuit and move node label?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=668496

I have this circuit below and want to draw voltage loops within the circuit so it is simiarly to the picture at the bottom. I have however seen someone use the arc, but it was not what i hoped for. ... 
[circuitikz] [arc]
 
asked by Mads P Olesen https://tex.stackexchange.com/landing/r/digest?cta=user&id=285056 Score of 6
answered by Rmano https://tex.stackexchange.com/landing/r/digest?cta=user&id=38080 Score of 7
8.82.1.6 Equation: boxed split inside align

https://tex.stackexchange.com/landing/r/digest?cta=question&id=668913

How to box the second split environment ? 
Bonus: to box only a part of the split environment content it so I can add a \Longleftrightarrow before the box. 
MWE: 
\documentclass{article} 
\usepackage{... 
[equations] [align] [split] [box]
                                                                                  

                                                                                  
 
asked by coucou https://tex.stackexchange.com/landing/r/digest?cta=user&id=283412 Score of 5
answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 6
8.82.1.7 Changing opacity of included graphics without tikz

https://tex.stackexchange.com/landing/r/digest?cta=question&id=668964

I can make a figure translucent using the tikz package 
\begin{tikzpicture} 
\node[opacity=0.5] at (0,0) {\includegraphics[width=0.4\textwidth]{myfigure.png}}; 
\end{tikzpicture} 
But, I want to ... 
[tikz-pgf] [includegraphics] [transparency]
 
asked by user182849 https://tex.stackexchange.com/landing/r/digest?cta=user&id=182849 Score of 5