{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.

learn more… | top users | synonyms (3)

2
votes
2answers
3k views

Several symbols — check with box etc.

I have several symbols I don't know how to make. I have already gone to http://detexify.kirelabs.org/classify.html to try to get answers, but I failed. Please help me. ☑☒ For the check with a box ...
11
votes
2answers
3k views

How to get monospace logic formulas?

The following does not work in LaTeX because logic symbols can only be used in maths mode: \texttt{\forall x(\exists y((f(x)=y)\land(\neg(g(y)=y))))} I want to do this to stress the nature of such ...
4
votes
2answers
2k views

A symbol used in civil engineering

How to make a symbol like this? Due to the reputation limit, I can't upload an image. So I decribe the symbol by word, I hope you can understand it. My symbol is: a phi with an underscore. phi is \...
7
votes
2answers
4k views

The standard \cup vs. the mathabx \cup

I'm interested in using the standard \cup, i.e. and the one given by importing the mathabx \cup in the same document. Does anyone know how to do that?
30
votes
3answers
18k views

Latest advice on the euro symbol

I know there are many packages that offer the euro symbol (€). But which is the best implementation? I read something a couple of years ago [which I can't now find] that assessed the option. But even ...
3
votes
1answer
887 views

What I need to use extra symbols in MinionPro?

I've just installed MinionPro fonts for LaTeX, as it is written in the HowTo of the minionpro package. My font's version is "Version 2.030;PS 2.000;hotconv 1.0.51;makeotf.lib2.0.1867. Than, I tried to ...
5
votes
3answers
1k views

Prevent hyphenation in \texttt words

Background The text contains programming variable names such as report_city and SUBREPORT_FILE. All such variables are marked up with \texttt. Problem Some variable names are hyphenated: ...
23
votes
4answers
22k views

filled \diamondsuit and \heartsuit

\clubsuit, \diamondsuit and the like produce the familiar card suit symbols; however, the diamond and heart suits are empty (only outlined), while clubs and spades are filled. Is there a way to obtain ...
11
votes
2answers
724 views

Access specific characters in LuaTeX

Recently, I switched from XeTeX to LuaTex for a document of mine. However, there is a feature which I do not immediately see how to convert: Accessing specific characters. In particular, I need the ...
9
votes
3answers
1k views

electronics TeX

is there a good TeX flavor for expressing electronics symbols in documents?
5
votes
3answers
1k views

Replace hyphenation character by a backwards arrow

I am setting e.g. directory names in a typewriter font. These names can become long. With the hyphenat package, I enabled hyphenation. Now, what is missing, is that the hyphenation character is ...
31
votes
1answer
45k views

Question mark over equals sign [duplicate]

I'd like to have output an equals sign that has a small question mark over the top of it. (I'm proving an equation, but it is not obvious until the final step that the equation is true.) Do I need to ...
3
votes
2answers
733 views

How to prevent MnSymbols from aliasing \emptyset=\varnothing=\diameter?

I'd really like to keep the default \emptyset. I also use MnSymbol. But MnSymbols aliases \emptyset and \varnothing to \diameter. How can I prevent that from happening? Could I save \emptyset ...
5
votes
1answer
7k views

Equation var with apostrophes?

So I wrote this: $\{m'_{i}\}$ Without success, (I get errors/warning) How do I write the apostrophe in Latex? Thanks;)
4
votes
2answers
5k views

How can I get capital Angstrom symbol to appear in bibliography (using .bib file and natbib)?

I have search all around but cannot seem to find the solution for getting a capital angstrom symbol (an "A" with a small circle above it) to appear in the bibliography of my dissertation. Instead, it ...
74
votes
5answers
155k views

How to type special/accented letters in LaTeX?

How to type these special letters from European languages in latex? ä, é, and L'?
8
votes
4answers
870 views

The § character

I need information about § character. I have seen it used for numbering (equivalent to nº) and as a separator. Which is its name or code? Where can it be used?
3
votes
1answer
878 views

Escape & Sanitize User Input

Background Generate a book with user content. Problem Names like Marie Curie-Sk\l{}odowska, when not escaped (e.g., MARIE CURIE-SKŁODOWSKA) cause LaTeX to fail. Questions What macros are ...
14
votes
4answers
14k views

Reduce size of \bullet character in lists

Example for a list using mdwlist: \begin{itemize*} \item First \item Second \end{itemize*} The bullet symbol for the first level can be redefined with: \renewcommand{\labelitemi}{$\bullet$} It ...
1
vote
1answer
3k views

How to display polynomial-time “reduction” symbol?

I'm looking for a package where is defined the symbol for polynomial-time reduction that looks like the infinity symbol. Thanks!
5
votes
3answers
9k views

String/vector concatenation symbol

I'm looking for a math symbol to represent the concatenation of two vectors: if x = (x1, x2) and y = (y1, y2) then x ? y = (x1, x2, y1, y2). I'm not very much at home in vector calculus, so I don't ...
0
votes
2answers
5k views

How do I make math symbols bigger?

I'm using Scrivener to convert multimarkdown to LaTeX and then using TeXshop to typeset my document.This work flow works great for me except for the fact that I'd like to be able to make certain math ...
3
votes
2answers
1k views

How to set the size of a single symbol defined via \DeclareMathSymbol?

I am using the following definition for a symbol I call \nstn: \DeclareSymbolFont{largesym}{OML}{cmm}{m}{it} \DeclareMathSymbol{\nstn}{0}{largesym}{"22} How can I set the size of this single symbol ...
39
votes
2answers
82k views

Is there a circle symbol?

Is there a circle symbol for the composition of two functions? Or do I have to resort to using other ways to represent that?
4
votes
1answer
4k views

Alternate Greek symbols

I remember there being a way to display some Greek letters in a slightly different style (like how people often write Greek letters a bit differently than they're printed). Can anybody remind me of ...
11
votes
4answers
3k views

Why duplicate symbol commands

I am wondering why so many duplicates of a symbol exist in latex. Let me provide some: For prime I know two types: 1. $f'$ 2. $f^\prime$ in Wiki Prime Symbol it is explained why \prime is introduced: ...
10
votes
3answers
30k views

How to draw a vertical line of desired length in equations.

I am writing a big formula where a vertical line is needed. Instead of $\vline$ or $|$, does anyone know a way to draw this vertical line of desired length? The formula is something like $$ E\Bigg[ ...
47
votes
3answers
81k views

How to get “LaTeX” symbol in document

I want to get that fancy LaTeX symbol to put in one of my documents but I cannot find it anywhere. All searching for things like latex symbol have not resulted in the symbol but other symbols.
12
votes
2answers
5k views

How does one TeX a blank?

By blank, I'm looking to TeX something like this: $\{\emptyset\}$ _ $\{\emptyset,\{\emptyset\}\}$, but I want the _ to look more like a longer blank as you'd see in a fill-in-the-blank type of ...
13
votes
3answers
54k views

How to make math symbols bigger?

Is there a way to make math symbols bigger? Reason: I've used \sfrac{q}{m}, and those symbols appear far to small, so I would like to make them a bit bigger. edit: I just thought that \sfrac{q}{m} ...
195
votes
4answers
11k views

What is the use of percent signs (%) at the end of lines?

I see that the code in many packages and examples contains percent signs % at the end of (many) lines. What are they used for? Do they affect the parsing of those lines?
9
votes
2answers
3k views

AC source symbol in TikZ circuits.ee.IEC library

I can draw an AC source manually: \begin{tikzpicture} \draw (0,0) sin (1,1) cos (2,0) sin (3,-1) cos (4,0); \draw (2,0) circle (2.5); \end{tikzpicture} How do I declare an ACsource symbol so ...
8
votes
3answers
18k views

Arrow with text above

I am drawing an arrow using the following command: $ \xleftarrow{\mbox{\tiny{BCast}}} $‎. I have tested the command in two different environments: TeXShop (MacOS, uses TeX Live) outputs an arrow ...
9
votes
3answers
18k views

vertically centered dot

I want to have a function name (like g(.)) and I do this in this ways: $g \left( . \right)$ $g(.)$ But in either way, the dot "." seems a little lower than it is better to be. I am wondering if ...
11
votes
2answers
635 views

Relation symbol used by Conway in On Numbers and Games

I'm trying to find a nice way to typeset a relation used in combinatorial game theory. It's supposed to be a combination of < and || symbols (with the first vertical line connected to the <), ...
63
votes
5answers
67k views

How to escape the & (ampersand) character in BibTeX?

I would like to put a & character in a BibTeX publisher tag. Thus far I have tried: \& {&} {\&} "&" with the full value enclosed in curly braces and double quotes. No matter ...
5
votes
1answer
2k views

Change arrow head of \xrightarrow[]{}

I am using \xrightarrow{} in many places in my document. I want to change the tip to look like the one that gets produced by -latex. I am trying to get a similar tip for the \xrightarrow{} macro.
115
votes
12answers
66k views

Good way to make \textcircled numbers?

I'm trying to make some good-looking numbers in a circle, using the simple command: \textcircled{1} However, the circle is misaligned vertically with the number, and look a bit sloppy: Any ...
36
votes
1answer
56k views

Symbol for Gaussian distribution

What is the symbol for the normal density function in LaTeX?
10
votes
1answer
4k views

Minimum length for \xrightarrow

I want to place text over arrows. The obvious choice is to use the amsmath command \xrightarrow{#1} However, sometimes the text above may be a single digit: %Example 1 \xrightarrow{1} other times ...
28
votes
2answers
39k 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?
44
votes
5answers
19k views

Typeset an = with an ! above

I've seen an equals sign with a small exclamation mark on top being used to say "equals because of data that was given in the problem", for example for a boundary condition or initial value in a ...
5
votes
1answer
3k views

Different switch symbols in circuitikz?

I'm wondering if there are other commands associated with the switch symbol so that one doesn't have to specify if the switch is open or closed. I would like the switch symbol with two connectors and ...
14
votes
2answers
537 views

Depth of the \times symbol

I just noticed an annoying discrepancy involving the \times symbol's depth. Read the below code and then try to guess what it should look like: \documentclass{article} \begin{document} \fbox{$A$} \...
7
votes
4answers
8k views

Changing “-” to \textendash

I have a large LaTeX document, where hyphens are typeset with a single dash ("-") throughout. In my font, this shows up as a bold and vertically slightly off-center blob, but I'd like it to look like \...
4
votes
2answers
743 views

\pounds in verdana is not working

This is the document: \documentclass{article} \renewcommand\familydefault{\sfdefault} \renewcommand\sfdefault{phv} \normalfont \begin{document} The jacket costs \pounds{}50. \end{document} I see a ...
27
votes
2answers
3k views

How to get a \mid binary relation that grows

This question relates to one about getting a vertical bar longer than \mid. How to get a vertical bar which is longer than \mid ? However while the given \middle| solution works for me, it no longer ...
14
votes
1answer
7k views

Extending arrows with overset text

I'd like to extend an arrow to allow better readability of characters which are overset using \overset{}{}. Right now I have \overset{k_1}{\rightleftharpoons} which produces: and this leaves ...
109
votes
7answers
137k views

Command for argmin or argmax?

How can you get the argmin or argmax in Latex? Two solutions I found are: \underset{x}{\operatorname{argmax}} \DeclareMathOperator*{\argmin}{arg\,min} Any other ideas? [1] http://www.breakthru....
23
votes
1answer
31k views

Mapsto vs. rightarrow

This is perhaps half a math question and half a typesetting one. In what circumstances do I use \mapsto and when \rightarrow? I feel like the standard seems to be: when you're specifying the operator ...