{symbols} is about specific non-alphabetic symbols or math symbols, e.g., about looking-up, constructing, or using symbols. For questions about {fonts} or alphabetic {characters} use the respective tag instead.

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0
votes
1answer
73 views

Ampersand like symbol latex

What is the name of this symbol, and how to make it in latex ?
1
vote
0answers
44 views

= and - signs disappeared

I had a working document using dollar signs for math expressions. Everything was showing up great. Then I copy-pasted a small piece of text into the document, and all my = and - signs have ...
11
votes
1answer
10k views

Symbol for “corresponds to” (equals sign with hat) [duplicate]

Recently in some LaTeX documentation I noticed that there is a special LaTeX command for the symbol meaning "corresponds to", which is similar to an equal sign with a hat on top. \hat{=} or ...
5
votes
3answers
11k views

How to put therefore and implies symbols

\documentclass{article} \usepackage{graphicx} \begin{document} \vspace{\baselineskip}\noindent \textbf{THEOREM :} If an operator has both Left Identity and Right Identity then it is \emph{UNIQUE}. ...
3
votes
3answers
498 views

How to make a symbol by joining together 'P' and 'A'?

'P' should be in the left of 'A' and of little smaller size.
167
votes
9answers
276k views

How can I get bold math symbols?

To make Latin-letter variables bold I can use e.g. \mathbf{a}, but while putting Greek letters or symbols such as \nabla inside \mathbf doesn't cause any errors or warnings, it also doesn't do ...
1
vote
1answer
29 views

Backticks versus real quote marks

So, I'm a Mac user, and a little bit of a type nut (probably not compared to many users on here, though! :P) I've been happily typing emdashes and curly-quotes on my keyboard for years, and years: ...
22
votes
3answers
10k views

How to add a custom symbol to LaTeX?

Suppose I need some crazy custom symbol for personal use. e.g. when I write \foobar, LaTeX should show . How do I achieve this? Update: I was writing Klingon writing system for fun. Thank you very ...
5
votes
1answer
77 views

Binomial coefficient with brackets [duplicate]

Is there any way to write a binomial coefficient that has brackets in place of parenthesis? Another way to write what I want would be to get a fraction without the horizontal bar between the ...
26
votes
2answers
35k views

How do I make the 'such that' symbol from Set Theory?

I am looking for the 'such that' symbol in set theory. I don't know what it's called so I'm not sure how to look for it. For the moment, I am just using this '|'. What is the appropriate symbol?
0
votes
1answer
28 views

How can I typeset \simeq-like arrow?

I need something like this: The closest I've managed to do looks like this, but it's definitely not very pretty: How can I create this symbol? I can't seem to find it anywhere!
34
votes
7answers
35k views

Typesetting of negative versus minus?

I've occasionally seen a negative (when a number is simply negative, not a subtraction), typeset as negative sign that's slightly skinnier and above the centre line of text. Is this proper notation ...
12
votes
3answers
8k views

How to put something at the top of the \longrightarrow?

I would like to put something at the top of the \longrightarrow, something like \longrightarrow^{k\rightarrow\infty}. However, instead of putting k\rightarrow\infty on the top right corner, I would ...
3
votes
1answer
699 views

Lowercase textnumero

I'm trying to reproduce a title from an older book, which uses what it seems to be a lowercase numero sign (see image below). Is there a symbol like this in latex (or even unicode for that matter!)? ...
6
votes
2answers
113 views

Pluralized numero symbol

So, there's a few questions about the Numero symbol: №. However, I'd like to be able to pluralize it. I'm not a master of the text-positioning-adjustment tools; but here's what I've got so far: ...
2
votes
1answer
40 views

How to write notations of equations in LaTeX. (Text and Mathematical operator together) [duplicate]

I want write the following sentences in LaTeX. n_e and n_i are the density of electrons and ions; m_\alpha and Z_\alpha are the mass and charge number of species \alpha; v_e and v_i are the ...
13
votes
2answers
8k views

The symbol for a map which is an isomorphism?

Suppose I have a map A → B which is an isomorphism. I'd like to represent this as something that looks like \rightarrow with \simunder it. I could try \underset{}_{}, but is there already a ready made ...
1
vote
0answers
49 views

Add Danger sign in margin of text

How can I add a danger sign like the one below? I'm currently using the package fourier-orns but the danger sign isn't really good-looking. Thank you for your help.
8
votes
4answers
4k views

Managing checkbox representation

I tried to create a checkbox, analogous to Creating Boxed Check Mark This woks correctly: \documentclass{article} \usepackage{amssymb} \begin{document} ...
4
votes
2answers
52 views

How to autoscale and autoalign a TikZ picture to the surrounding text?

I'm designing some icons with TikZ to be used in my text. As a working example for this question let's a take a simple arrow: \tikz[->]{\draw[>=stealth] (0,0)--(1,0);} How can I treat this ...
2
votes
1answer
37 views

mathabx integral sign in newtxmath style

I discovered that the Libertine font can be implemented in math mode using the newtxmath package. However, I prefer the integral sign from the mathabx package rather than the one contained in ...
7
votes
1answer
66 views

How to place {} and () in symbol across multiple rows of table

I'm a LaTeX newbie making a first post. I have a table as follows: \begin{table}[H] \small \centering \begin{tabular}{cl} \multirow{2}{*}{\emph{NewElement} ``item'',} & ...
3
votes
1answer
30 views

Taller \bowtie, \ltimes, \rtimes in pxfonts

I really like the Palatino font and its math symbols, except for one: the join symbols (\bowtie, \ltimes, \rtimes) are very thin. I want them to fit neatly into a square, not into a rectangle, like ...
6
votes
1answer
1k views

Putting an underscore in a \label

I am trying to use pdflatex to type set some files that have underscores in the \label. Such as \label{abc_xyz} and have been unsuccessful. I keep getting errors such as: ! Missing \endcsname ...
1
vote
0answers
19 views

The \not operator and relation R [duplicate]

I am using letter R for notation for my relation. I have to use the wRw notation. My problem is that I can't write \not R as I would like to. So I would like to write that, let's say a,b are not in ...
32
votes
4answers
27k views

Bold math: Automatic choice between \mathbf and \boldsymbol for Latin and Greek symbols?

This is a follow-up to this question. Suppose you want to denote vectors by upright bold letters; then \mathbf{u} works fine, except that if it's a Greek letter you have to use \boldsymbol{\omega} ...
1
vote
1answer
41 views

“Too many symbol fonts declared” error

I've had this problem for a while. When I try to add a new package, it says ! LaTeX Error: Too many symbol fonts declared. See the LaTeX manual or LaTeX Companion for explanation. Type H ...
4
votes
2answers
72 views

Graph theory notation

I am writing a TeX document with some graph theory notation and there is some notation I couldn't get: I checked in Word and it's Cambria Math font, but when I used the {unicode-math} package it ...
2
votes
1answer
66 views

Changing the sign near author email

I use the following: \documentclass{article} \usepackage{authblk} \date{\today} \title{Some Title} \author[1]{Prof. First Person\thanks{PFh@som.ac.il}} \author[2]{Dr. Second Man ...
3
votes
1answer
28 views

Adding comment in same line and without sign

I use the following: \documentclass{article} \usepackage{algpseudocode} \usepackage{algorithm} \usepackage{textcomp} \usepackage{mathtools} \date{\today} \title{Some Title} \begin{document} ...
2
votes
1answer
128 views

How to get QED symbol in `amsthm`?

I am trying to get QED symbol in amsthm. I use $\hfill \square$, but I get a slightly different square: The one on the right is the QED symbol of amsmath.
0
votes
0answers
19 views

Font Letter - Particular style [duplicate]

How can I write this letter: in Latex ? I don't know if it is a particular font, or particular symbol.
0
votes
0answers
30 views

How do I edit the symbol (a \star in the \box) by LaTeX? [duplicate]

In LaTeX there exists a symbol $\boxplus$ but how do I type the symbol "a star in a box"?
0
votes
0answers
15 views

After using listings my country symbols moved to words front

So I used listings package to put my JSON script to a LaTeX file. Which looks like: \begin {1stlisting} { "wow": 30, išėjimas "nice": 1 kažkas }, ...
7
votes
2answers
5k views

How to write doubleprime in latex

Now I use f^{\prime \prime} for double prime. I feel that there should be a better way, but I cannot find how to do it in google or stackexchange. Thanks!
30
votes
3answers
85k views

How to do the 'curvy L' for Lagrangian or Laplace Transforms?

I am new to TeX, working on it for about 2 months. Have not yet figured out how to script the 'curvy L' for Lagrangian and/or for Laplace Transforms. As of now I am using the 'L' - which is not good! ...
1
vote
0answers
31 views

Trident sign showing up unwanted when itemizing

When itemizing, I have found unwanted Trident-like signs being produced in the output. Moreover, it is giving error messages for the said section. The whole document is rather short, and runs as ...
4
votes
2answers
63 views

Parallel resistance command

I've been looking for a way to typeset the parallel of two resistances. I'm aware of the \parallel symbol, but it has the limitation that it won't adapt its size; i.e., the following MWE won't ...
0
votes
1answer
216 views

texmaker bullet in .eps figure equation shows infinity symbol

I am using Texmaker on windows 7 and I'm trying to include a .eps figure which has bullet symbol in it, and for some reason, Texmaker shows an infinity sign instead. I've checked my .eps file, and it ...
1
vote
0answers
25 views

Writing graphical characters (unicode U+2500 to U+25E7) [duplicate]

Hi I'm writing a report for a project. It's about a ship war game with an old school terminal interface and I'd like to write my grid like in my program to be able to copy-paste screens from my ...
6
votes
2answers
178 views

double sqrt (surd) symbol

I want to define a macro that prints two adjacent sqrt symbols. (Notation from Cauchy's analysis book). I get something close but the spacing is changing depending if there is a number before it. ...
2
votes
0answers
83 views

Strange symbols in xelatex

I use xelatex for my documents in greek language. When I type commands like \today or \tableofcontents I get these strange symbols. My code is this \documentclass[a4paper,11pt]{article} ...
11
votes
3answers
3k views

Is there a “medium” \cap?

When displaying the intersection symbol in equations, e.g., $$Hom(A,B) \cap Hom(B,C)$$ I find that the "cap" is too small; its height is, in fact, subordinate to the surrounding content. On the ...
2
votes
1answer
36 views

Change footnote numbering format to a custom mapping

My text contains some footnotes, and I want the footnote symbols in the text to be the English letters and the corresponding counterparts in the page footer to be Hindi numbers from 1 to 26, how may I ...
13
votes
4answers
307 views

How do I typeset this symbol? (possibly astronomical)

I have an old text by CF Gauss (namely Disquisitio de elementis ellipticis Palladis, 1810) in which he uses the symbol in the picture. It looks a lot like a boldface number 7, but he uses it as a ...
2
votes
2answers
3k views

What is the TeX/LaTeX symbol for subgroup (not normal subgroup)?

We all love normal subgroups, and in searching the web for the answer to my question I've found plenty of resources for ways to indicate normal subgroups. That's not what I'm looking for. When one ...
2
votes
2answers
54 views

combination of macron and breve diacritics

I try to combine the macron and the breve accent to get characters like U+E410 "" and U+E537 "". This post already helped me to get a good adaptive macron, and the \u command produces a nice breve, ...
2
votes
1answer
47 views

Internal Direct Product of subgroups

I want to write the internal direct product of a subgroup. It looks like $$\prod_{i=1}^{n} M_i,$$ but there is a dot inside the product symbol. Can anyone help me?
12
votes
1answer
12k views

Double square brackets

In many equation editors (e.g. MS Word 2007 and Daum Equation Editor), there's a double square bracket. Is there a TeX equivalent for [[, ((, )), and ]]?
3
votes
1answer
45 views

OldStyle numbers, the Fira Sans font and the siunitx package: incorrect % symbol

I am working on a document where I regularly use percentages. For that I'd like to use the siunitx package so that I can write \SI{56}{\%}. I also prefer to use OldStyle (or Lining) numbers. Currently ...