{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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7
votes
1answer
166 views

Difference between a space and a “wave” symbol (tilde/“~”)?

As title, what is the difference between a and ~? I see no differences after the compilation. MWE: \documentclass[a4paper]{article} \usepackage[english]{babel} \usepackage[utf8]{inputenc} ...
16
votes
2answers
3k views

How does one make a double widehat?

To depict the Fourier transform of the Fourier transform of a function f, I want to make two widehats over each other as in \widehat{\widehat{f}}, however, this makes the widehats not immediately over ...
2
votes
1answer
95 views

How to get a calligraphic Pi in latex? [duplicate]

It would be easy to do calligraphic letters as: \mathcal{AABBCCQQZZ} As But How can I get a calligraphic \pi or \Pi, I mean capital version of Pi. I clearly remember that I saw calligraphic ...
3
votes
1answer
25 views

Table containing symbols in a fixed-width column results in underfull hbox

As part of a large table I have a column where each row contains a number of variables/symbols. The column should have a fixed width to fit the rest of the table. The problem is that the collection of ...
13
votes
2answers
7k views

Large Square Root Symbols

Normally the \sqrt{x} symbol automatically scales according to x, so that it usually seems to be the right size. But is there any way to manually increase the size of one instance of the \sqrt ...
5
votes
2answers
106 views

Typesetting a small function with Big parameters

I have a small function that needs to take big parameters. Right now I think that the function part looks too small and implicitly suggests it might be some kind of multiplication instead of an ...
2
votes
2answers
50 views

How can I use a single Hebrew letter or glyph in (La)TeX?

How to insert only the symbol "tav" (Hebrew) in (la)tex?
19
votes
4answers
3k views

variable-sized “such that” pipe

I am looking for a pipe symbol that can be made to vary in height automatically. One of the common ways of writing "such that" in mathematics is with the pipe symbol (|). The pipe can be represented ...
3
votes
2answers
156 views

How to make \mid longer? [duplicate]

I have the following expression $$\left\{\varphi\in\text{End}\left({\widetilde{E}/\overline{\F}_{\Pf}}\right)\mid \varphi\text{Frob}_{\Pf}=\text{Frob}_{\Pf}\varphi\right\}$$ and would like to know ...
3
votes
3answers
102 views

“Average sum” symbol

Is there a convention for an average sum symbol, for instance \overline{\sum_{i \in I}} to mean \frac{1}{\#I} \sum_{i \in I}? I can live with the overline option but it does not look good in inline ...
20
votes
4answers
67k views

Not equal sign (≠) with a vertical bar

Is it possible to get a \neq but with a vertical bar instead of a slanted one? There are inequality operators like AMS's \gvertneqq that feature this kind of "not equal" but not without mixing it with ...
0
votes
0answers
60 views

Getting the sterling sign every time I type “fi”

I am writing a paper using the style file ijamas.cls. Everytime the string "fi" is in the text, it is replaced with the sterling sign. Any idea how to solve this problem?
1
vote
1answer
37 views

Specifying font for a special glyph

Is it possible to set a font for a glyph without adding markup around each occurrence of the glyph? e.g. my current font does not support angle bracket (〈 〉).
22
votes
7answers
10k views

How to make the correct hash-symbol in C Sharp (C#)

I want to make C# look nice in my book, but with the following: C\# it looks like this: When it should look more like this: For the second one, I used verbatim, but I don't want that and I've ...
8
votes
2answers
21k views

ISO: cross product [closed]

ISO norms specifies a standard symbol for cross product? I found in many books of mathematics the \times operator, while in physics it seems widely used the \wedge (or \land or another similar ...
2
votes
1answer
31 views

How can I get straight double quotes in listings?

My question is related to the following two How to have straight single quotes in lstlistings In the minted package, how do I enforce straight single quotes? but I'm specifically asking about ...
17
votes
3answers
2k views

Big tilde in math mode

How do I get a really wide tilde? I need to cover at least abcdefghijklmnopqrstuvwxyz The \widetilde command does not work. Nor using \stackrel with \sim.
5
votes
5answers
104 views

Crossmark on an expression inside mathmode in latex

How can I put a crossmark on an expression inside a math mode using latex like below?
5
votes
1answer
43 views

standard \cup vs musixtex's \cup

I'm using the musixtex package and it contains a \cup command (command for a dotted note). Unfortunately, I need the usual \cup command (command for the union of sets). Now, LaTeX doesn't recognize ...
11
votes
3answers
156 views

position of the slash in hatted \slashed

So I want to denote the Dirac operator with a hat, and I tried both \hat{\slashed{D}} and \slashed{\hat{D}}: the first one has the $^$ rather distant to the $\slashed{D}$, while the second one has the ...
9
votes
3answers
648 views

Short equals sign

I don't know much about font encodings in LaTeX, and I'm not running Xe(La)TeX. Does anyone know where I could find a shorter (as in: not as wide) equals sign? I use it in text, not in math, and it ...
8
votes
2answers
96 views

Shuffle symbol breaks footnotes?

I am currently recompiling a draft monograph with Springer's "svmono" class. When compiling the file, everything seems to work fine, but the first time TeX encounters a footnote, it throws the error ...
13
votes
6answers
7k views

Average integral symbol

Is there in LaTeX a symbol or a macro for the average integral with a horizontal slash? I know about \strokedint, but I'd prefer the dash to be horizontal.
4
votes
4answers
201 views

How to create a symbol that is alike for indices around empty {}?

How can I create the symbol shown below so that it be insertable as letter into text in LaTeX? I found it in a book and I tried to reverse engineer it, but I failed: % does not compile ...
4
votes
2answers
130 views

How do you make the underscore active in environments but preserve its orignal use in math mode?

I'm experimenting with creating a formatting shorthand package. I want to use the underscore to delimit an underlined text span, like so some text _underlined text_ more text Simply making the ...
16
votes
1answer
303 views

How can I create a beautiful symbol table?

One part of my "Geometrie und Topologie" book is a symbol table that allows students to quickly find the right words when they don't understand a symbol. This makes searching via the index / Wikipedia ...
8
votes
2answers
254 views

Space that disappears at the edges (beginning/end) of a math formula

Is there a way to produce a space that disappears at the beginning or end of a math formula? Idea: For the formula-final case, something that looks ahead or takes an obligatory argument might be a ...
10
votes
4answers
488 views

How to put bullet symbol on top of downarrow symbol

I want to put bullet symbol on top of downward arrow symbol. Can someone help me on this? \documentclass{article} \usepackage{graphicx} \begin{document} The transition is represented with ...
2
votes
1answer
58 views

Special character [duplicate]

I need to put a weird symbol into regular text. I tracked down the UTF details of it, that page describes it as: "MODIFIER LETTER LEFT HALF RING" How can I find out the TeX code for it?
17
votes
4answers
971 views

wavy division sign wanted

I would like to find or create a math relation symbol that resembles a division sign, except that the horizontal bar would instead be a tilde (\sim). Can anyone help with this?
0
votes
2answers
63 views

Symbol for Set of Integer

I can use \mathbb{Z} to represent an integer type but what symbol I should denote a set of integer?
3
votes
2answers
69 views

How do I change the footnote symbols (asterisk, daggers) to numbers?

I simply want my footnotes to use numbers rather than symbols (which for some reason is the default behaviour for an article. I would also like the horizontal line to extend the width of the page. How ...
9
votes
2answers
210 views

How to change operator symbols in truth table

I need to type truth tables for my computer architecture classes. Until now I was using a manually typed tabular but today I've found this answer from Scott H. which provides a command called ...
6
votes
2answers
192 views

Combination of \pm and \EUR

I am trying to simply combine a Euro sign with the plus-minus symbol \pm. However the Euro sign is always converted to a small e, instead of the actual €. Is there a simply workaround? Thanks! ...
9
votes
3answers
189 views

triangle like \textcorner

I wish to denote the algebra of all upper triangular matrices by $M_n^\textcorner(K)$ but with $\textcorner$ being a triangle. How can I create this symbol (add additional diagonal line)? My ...
1
vote
0answers
126 views

maketitle error “Missing $ inserted” (accent character)

I am using LaTeX beamer for my presentation. When I use accent character "ľ" in \title, it throw an error Missing $ inserted. I am using \usepackage[utf8]{inputenc}. Funny is, that if I use the same ...
10
votes
3answers
306 views

How can I superimpose a summation operator with its following character?

How can I create the following symbol? PS: It is not the classic \sum_{i=0}^n k
0
votes
1answer
76 views

How to get a curved arrow pointing left and right? [duplicate]

I need something like $\curvearrowright$, but pointing in both directions. This is for a commutative diagram. Thank you!
11
votes
3answers
351 views

Looking for a specific symbol used in set theory, can't find on detexify

I'm looking for a specific symbol for typesetting my lecture notes in logic and set theory. The character is used to define a new set from two existing sets alpha and beta (which are ordinals): ...
7
votes
1answer
89 views

What does “@” at the beginning of a command name mean? [duplicate]

The answers to this question mention commands such as \@author and \@director, and latex.ltx is full of them. However, when I use \@author in my document, it just outputs the word "author". What does ...
2
votes
1answer
69 views

How can I write the number set of positive rationals in LaTeX2e?

How to write this in latex2e, the set of all rational numbers.
19
votes
3answers
32k 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! ...
6
votes
2answers
94 views

Rotating Mathematical Symbols without losing quality

I need to use the symbol \subsetneq rotated by 45 degrees. I can obtain the required symbol with \rotatebox[origin=c]{45}{$\subsetneq$} or equivalently with \begin{rotate}{45} $\subsetneq$ ...
45
votes
3answers
45k views

What is the LaTeX command for “em dash” (—)?

I am trying to insert the symbol in the title of the question, which I copied from a PDF article, but it appears as space in the output file. What is the corresponding LaTeX command?
1
vote
2answers
55 views

Delta-equal to symbol [duplicate]

How do you write the equal-to symbol with delta on top ("delta-equal to")? One similar to http://www.decodeunicode.org/de/u+225c. Are special packages required for that? It is supposed to be used for ...
7
votes
1answer
173 views

© not handle correctly by a verbatim

Is there a reason why the following verbatim section doesn't work as expected: \begin{verbatim} © copyright blahblah ..... \end{verbatim} In fact I get: Âl’ copyright blah blah Instead of the ...
4
votes
2answers
97 views

Designing medcirc and circledtimes symbols

It would be great to use only \medcirc and \circledtimes from the pxfonts or to design the similar symbols by other techniques. The symbols from pxfonts are quite well but when I connect the ...
5
votes
2answers
194 views

Capital Omega problem, I can not renewcommand it

I want to change all the \Omega in my paper into \varOmega, but always receive an error information. Here is the details. I have add the line in the preamble \renewcommand{\Omega}{\varOmega} when I ...
2
votes
1answer
101 views

“greater than” and “less than” not showing up in compiled document

I try to write a inline formula including a greater than sign: $A < B$ If I use the above formula in an empty document it works fine, but in my full document it will just not show up. But I can ...
4
votes
2answers
106 views

ZephGreek and ZephText

Greetings to all TeX lovers! I have been reading Xenophon's "Cyrus' Anabasis" these days in my free time. The book is from the Loeb Classical Harvard Library. Usually I use Garamond to write my ...