{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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4
votes
1answer
138 views

command \o is invalid in mathmode

I am using textlive2014 (and I had the same error in 2013 and before though). Only now I decided to do anything about it. Whenever I type a formula containing $\o$ I get the warning Command \o is ...
2
votes
1answer
66 views

Symbol: “maps isomorphically”

I want to make a symbol for "maps isomorphically" which consists of a relatively large tilde above a right arrow. Overset doesn't work (besides, the tilde would be too small). MWE: ...
0
votes
0answers
36 views

Problems with Korean characters and ArXiv

Here is the minimum working example. \documentclass[12pt]{article} \title{Sample} \author{Me} \pagenumbering{gobble} ...
4
votes
2answers
121 views

Making a variable-sized surd?

Is there a get around to make $\surd$ variable-sized via standard AMS package? For example, I would like $\surd \frac{a}{b}$ to look like $\sqrt{\frac{a}{b}}$ with the elongated left line but no ...
6
votes
3answers
207 views

How to get the opposite direction of \rightsquigarrow?

The command $\rightsquigarrow$ produces a funny looking arrow that points to the right. I want to get an arrow of the same style but points to the left. One would think that $\leftsquigarrow$ will ...
1
vote
1answer
52 views

How to use an asterism to separate sections? [duplicate]

I'd like to use an asterism to separate groups of paragraphs from one-another. The asterism shall appear in a line on its own, like in this document. Can anybody tell me where I can find an asterism ...
0
votes
0answers
40 views

Table footnote symbol - fatal error?

I am trying to use: \tablenotetext{$\dag$}{comments} to add an annotation to the values in my table marked with a dagger, but I get an error when I try to use the dagger symbol in the ...
0
votes
2answers
42 views

How do I access an Arabic letter least painfully in a mathematical text

I write a mathematical text with the preamble \documentclass[fleqn]{scrartcl} \setkomafont{disposition}{\normalfont\bfseries} \makeatletter\let\TTTemp\cap\makeatother ...
6
votes
1answer
79 views

Importing a Greek letter from the “eulervm” package, but not the whole package

I'd like to import a capital delta from the eulervm package without importing the whole package. I've tried to follow the instructions given by Alan Munn in Importing a Single Symbol From a Different ...
0
votes
0answers
41 views

Big watermark for tiled pages

I want to arrange pages of my presentation in a rectangular array. I want to print on each page (what may be the equivalent of) a watermark which is a portion of a glyph. For this discussion let us ...
0
votes
1answer
76 views

How to write \LaTeX properly? [duplicate]

I just started learning LaTeX, and I'm having trouble to write a symbol, LaTeX.
1
vote
4answers
60 views

Symbol for definition := [duplicate]

Sometimes the symbol := is used to denote a definition. For example, X:=Y+Z means that X is defined to be Y+Z. When using LaTeX, can I just use $:=$, or do I need to do something special?
11
votes
2answers
198 views

How do I get filled black < and \leq?

I want to define an order relation where I to distinguish want to fill in with black so that I have a black lying triangle in the first case and a black lying triangle with the suitable line below as ...
7
votes
7answers
3k views

frown and mathop/stackrel/overset

I need something like \stackrel{\frown}{MM'} to express the fact that MM' is some path. But I am not really satisfied by the look of the result. The \frown is too high. Would you please have a ...
7
votes
1answer
115 views

How can I change a glyph in a Verbatim environment?

I have a document which contains example program code in Verbatim environments. The caret symbol produced by typing ^ looks too flat to me, so I defined a macro to produce a sharper version. ...
2
votes
2answers
69 views

Inline Oval symbol in LaTeX

How can I create an inline oval symbol? I tried to use \Ellipse from the bbding package but I get an error saying Command \Asterisk already defined. Probably due to the mathabx package that I am also ...
26
votes
5answers
2k views

Generate analog clock with numbered face

I'm trying to generate a clock similar to as in the question asked here But I want the face to be numbered. Is this possible with this package or any other?
2
votes
0answers
43 views

What is the meaning of \+ in doxygen-generated latex?

When compiling a software reference manual with doxygen and latex output, I get the following error: ! Undefined control sequence. l.2 ... Modular System for Shelves and Coasts (M\+ ...
4
votes
1answer
83 views

beamer and ams symbols

I would like to use some ams symbol in my presentation, like arrows or aother kind of symbol. When I use the command \ding with the relative code for display the symbol, I receive an error during the ...
2
votes
0answers
47 views

How to write norm symbol with three line? [duplicate]

I want to have a norm symbol with three line in my equation such as |||x||| but with equal distances.
14
votes
4answers
2k views

Spacing between triple vertical lines

I would like to create a norm-like operator with 3 verticals bars instead of two. It has to look like $|||\cdot|||$. I would like to know how to decrease the spacing between the vertical bars such ...
5
votes
3answers
302 views

How do you write the “estimate” equal sign?

I'm looking for a code, which can depict the estimate equal sign as in http://en.wikipedia.org/wiki/Equals_sign#Other_related_symbols (6th sign: ESTIMATES).
6
votes
1answer
446 views

How do I typeset the ground symbol ⏚ in LaTeX?

How do I type the ground symbol ⏚ in LaTeX? I am not trying to create a ground node in a circuit diagram (which is answered in a different question). Instead, I just want to be able to type the ...
24
votes
2answers
4k views

How to typeset moon phase symbols?

I would like to add moon phase symbols to a document of mine but could not find a visually pleasing way to do this. Does anyone know how to typeset aesthetic moon phase symbols?
1
vote
1answer
45 views

Inserting single character in only one column

I just want to know how to insert a single character like $ in only one column of a table. To be precise I don't want that character in my heading, but in all other data rows of the corresponding ...
27
votes
2answers
24k views

Big integral sign

Is there a possibility to draw large integral signs? I have found the package bigints but I have the feeling it is not very professional... Any better idea?
17
votes
4answers
2k views

Is the Windows logo available?

I'm surprised I don't see this addressed quickly with a Google search, but I don't see it there or on this site. Does anyone know of a Windows logo symbol in LaTeX? I used Dextify, but couldn't ...
2
votes
1answer
36 views

Using a single symbol from an MnSymb package

I often face the following problem: I need just a single symbol from a package (currently \equalclosed from MnSymbol), however loading the whole package causes certain problems with already loaded ...
264
votes
11answers
33k views

How to look up a symbol or identify a math symbol or character?

I know what my symbol or character looks like, but I don't know what the command is or which math alphabet it came from. How do I go about finding this out?
28
votes
7answers
4k views

How to typeset Triforce?

What would be the best practice approach to typeset the Triforce symbol known from the Nintendo® Zelda™ series?
3
votes
2answers
114 views

How to create a larger symbol?

How can I insert a larger symbol of textreferencemark. Exactly how can I use a larger font for the the output of the command \textbf{\textreferencemark}
11
votes
4answers
563 views

How to write inclusion symbols diagonally?

I have two sequences of inclusions, say $A \subset B \subset C$ and $A \subset D \subset C$, and I want to combine these into one sequence. I don't know how to explain this very well, but the combined ...
3
votes
1answer
90 views

How can I type the Mathematica symbols “Distributed” and “Conditioned”

How can I type the Mathematica symbols “Distributed” and “Conditioned”?
3
votes
2answers
31 views

How to define a symbol which never goes at the beginning of the next line?

I have created a very simple symbol, and try it in the main text. What I want is this symbol never show at the beginning of a line, which means TeX(I use XeTeX) always treat it as a punctuation. How ...
1
vote
2answers
34 views

How to get a small letter version of \mathcal{O} [duplicate]

I am trying to produce a small letter version of \mathcal{O} which looks the same, just smaller - like "O" and "o". However \mathcal{o} produces a very different symbol. Has anyone an idea how to ...
9
votes
5answers
956 views

More aesthetic (perhaps shallower) superscript check symbol

The standard way to produce a superscript check mark in latex would be something like $\mathcal{E}^{\vee}$ (this is a notation often used for the dual of a locally free sheaf $\mathcal{E}$.) An ...
3
votes
2answers
433 views

How could I find a LaTeX hourglass?

I look for a nice LaTeX hourglass unicode (U+231B) ⌛. G**gle gives some nice things but nothing typeseting compatible.
6
votes
4answers
262 views

Identifying a single math symbol

I would like to reproduce the following symbol: The proof wiki does not seem to refer to that symbol, I did not find any font corresponding in the Math alphabets and the mathalfa package by ...
4
votes
2answers
74 views

like \rightleftarrows from amssymb, but with hook and twohead, respectively

I would like to have a symbol that looks like the symbol \rightleftarrows from amssymb, but I want the morphism to the right to be a twoheadrightarrow and the morphism to the left to be a ...
2
votes
0answers
74 views

What font is this smiling sun character in? [closed]

I'm hoping this question is not too far off topic for this group. I created a logo for my wife's business that incorporated a smiling sun character. I now only have it as an image file, but I would ...
9
votes
3answers
4k views

How to get text above and below double harpoon (reversible reaction) symbols in an equation

I'm working on the Chemwiki Dynamic Textbook Project at UC Davis, California and I've run into a problem. I need to formulate a symbol containing double harpoons (as in a reversible reaction, e.g. ...
16
votes
4answers
1k views

LaTeX “under construction”, “in work” or “work in progress” symbols

Are there "under construction", "in work" or "work in progress" symbols in one of the LaTeX symbol packages? Something like this (google search link). I have tried detexity, but could not find an ...
1
vote
0answers
44 views

Debug bibtex entries [closed]

Is there any way to debug bibtex entries (using biblatex) to know if the characteres are valid. I'm getting this error when printing bibliography: Overfull \hbox (5.59329pt too wide) in paragraph at ...
4
votes
2answers
156 views

How to print out the ^ sign? [duplicate]

How to write "y^2" in latex ? I need that hook in mathmode. The error says to put the expression within $...$.
6
votes
2answers
1k views

What symbol is this?

I need the command to display this symbol in LaTeX or, at least, its name. I guess it’s from some kind of a mathematical or informatics discipline. I saw it in article called “A comparison of ...
4
votes
1answer
83 views

Section symbol \S not rendering sans-serif in cmbright?

Is the section symbol \S supported in cmbright? If not, how can I get a sans-serif section symbol? The MWE gives me a serif version. \documentclass{article} \usepackage{cmbright} \begin{document} ...
62
votes
8answers
40k views

What's the best way to write e-mail addresses?

When trying to write an e-mail address, there are always problems with the @ sign. Solutions I've seen suggested are using some verbatim environment (more difficult in footnotes) and using a ...
3
votes
1answer
56 views

Is it possible to take “sum” from computer modern, “braces” from fourier?

The code is here. Also How can i add underbraces from fourier? \documentclass[11pt,a4paper]{article} \usepackage[english]{babel} \usepackage[utf8x]{inputenc} \usepackage{ucs} \usepackage{amsmath} ...
2
votes
1answer
143 views

LaTeX symbol for a particular chi-squared [duplicate]

In the book An Introduction to Error Analysis: The Study of Uncertainties in Physical Measurements by J. R.Taylor I find the following formula: In LaTeX, does it exist any symbol for shown above?
18
votes
3answers
343 views

How to write ≙ in latex

I want to use unicode character 2259 "estimates" in my document, but cannot find it in the symbols-a4 list or via detexify. It looks exactly like this: ≙ The closest I get is \triangleq: ≜, but it ...