5
votes
Accepted
How can I typeset \sim-like arrow?
\documentclass{article}
\usepackage{mathtools} % for \mathllap
\usepackage{MnSymbol} % for \rightlsquigarrow
\usepackage{scalerel} % for \scalerel
\newcommand{\approxrightarrow}{
\mathrel{
\...
3
votes
Accepted
Mathjax/latex/amsmath command for Unicode Character “⨳” (U+2A33)
In unicode-math (or mathml in a browser) or mathjax with a suitable font you could simply use ⨳
unicode-math for lualatex and xelatex, and compatible packages such as stix2 for pdflatex also define \...
3
votes
Construct symbol for map onto itself
My solution uses pgf. You will be able to adjust the width of the horizontal lines, the height, the line width, the arrow type, or even the baseline.
\documentclass{article}
\usepackage{tikz}
\...
2
votes
\mid, | (vertical bar), \vert, \lvert, \rvert, \divides
Old question, but it got bumped to the front page…
The character printed by |, \mid, \lvert and \rvert is always the same, but with different math class:
| is an ordinary symbol;
\mid is a relation ...
2
votes
How to get \coloneqq the other way round?
Following up on the comments: use \eqqcolon from mathtools.
\documentclass{article}
\usepackage{mathtools}
\begin{document}
$a\coloneqq b$
$c\eqqcolon d$
\end{document}
2
votes
Accepted
Construct symbol for map onto itself
You can clip the arrow. Complications arise due to the peculiar bounding box of arrows in Computer Modern fonts.
\documentclass{article}
\usepackage{amsmath}
\usepackage{trimclip}
\makeatletter
\...
1
vote
Automated quotation marks with "" symbol
This doesn't satisfy all your desiderata. TeX is not a word processor but a mark-up language. As such, things work differently and that has both advantages and disadvantages. In some cases, the same ...
1
vote
Accepted
Font shape and size substitution error when using dingbat in the same document as esvect
stix uses
\DeclareMathSizes{10}{10}{7.5}{6}
But font U/esvect/m/n is not available in size 7.5pt. Uesvect.fd defines only some sizes:
\DeclareFontShape{U}{esvect}{m}{n}{%
<5><6><...
1
vote
Getting a symbol similar to number 1 but easily distinguishable from it
A couple of suggestion:
1 in Helvetica bold
1 in Euler bold
\documentclass{article}
\usepackage{amsmath}
\newcommand{\hone}{\text{\usefont{OT1}{phv}{b}{n}1}}
\newcommand{\eone}{\text{\usefont{U}{...
1
vote
How can I write Arabic Mathematical Symbols in Latex?
this works with XeLaTeX
\documentclass[2pt,a4paper]{article}
\usepackage{amsmath,amsfonts,amssymb,mathrsfs,tikz,fancyhdr}
\usepackage{fontspec} % For loading OpenType fonts
\usepackage{unicode-math} % ...
1
vote
Parallelogram symbol
Add this macro:
\newcommand{\parallelogram}{%
\tikz[scale=0.08, baseline=-0.5ex]{%
\draw (0,0) -- (1,0) -- (1.5,1) -- (0.5,1) -- cycle;
}%
}
Just call $\parallelogram$
1
vote
\mid, | (vertical bar), \vert, \lvert, \rvert, \divides
I think it is helpful to compare the definitions of these commands:
%%% From kernel
% \mid
\DeclareMathSymbol{\mid}{\mathrel}{symbols}{"6A}
% | and \vert (the same)
\DeclareMathDelimiter{|}{\...
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