{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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3
votes
1answer
441 views

How to typeset a backslash and get line breaks in URLs?

I have a lot of Windows file/folder paths and register paths in my document. And I'm having 2 problems: The \ is seen as and escape character which obviously doesn't compile. \\ Starts a new line ...
1
vote
2answers
9k views

How to write norm which adjusts its size? [duplicate]

I need to write norm of sum, but the sum symbol is larger than tho norm symbol (||) and it doesn't look good. Is there any symbol for norm which will adjust its size? ...
2
votes
1answer
642 views

Math Symbol for Corresponds (Better definition of smash) [duplicate]

I'm using \overset{\smallfrown}{=} to make the math symbol for corresponds. Is there a better definition for this symbol? If not how do I properly smash what I've defined? I tried ...
11
votes
1answer
734 views

stmaryrd and boldsymbol: avoid warnings

Here are two examples: 1 \documentclass[a4paper,10pt]{article} \usepackage{amsmath} \begin{document} $\boldsymbol x$ \end{document} 2 \documentclass[a4paper,10pt]{article} ...
3
votes
1answer
117 views

How to input b with stroke?

I want to use the symbol ƀ (b with stroke) in my document. I use it for the blank symbol in the formal definition of Turing machines. I use XeLaTeX, so I should be able to use the Unicode symbol, but ...
3
votes
2answers
376 views

Xelatex: Accent and macrons on capital letters. Multiple accents on a single letter?

I have trouble getting capital letters with a combination of accent and macron in XeLaTeX. I used this: \'{\=A}, but I didn't get the accent where I expected it to be. Also, i was wondering if it is ...
0
votes
0answers
37 views

How to write the absolute value symbol in inline and display equations? Which is the preferred way of doing this? [duplicate]

I've been trying things such as |, \lvert ... \rvert, and \left| ... \right|, but I'm not sure which are the best options for inline and display expressions, since sometimes formulas don't look good.
2
votes
2answers
77 views

Change the size of a symbol

I want to have the | the correct size for the situation and since I can't use \left and \right, I tried to use \large but it didn't change. Help? \documentclass[a4paper,fleqn]{article} ...
4
votes
1answer
126 views

How do I modify the gnuplottex.sty file to write a hash character (#) into the plot file?

I have problems with adapting a .sty file for my needs. The problems are caused by the special meaning of the hash character # in tex (and also my ineptitude). To the problem: An unmodified ...
3
votes
1answer
1k views

R programming language symbol

I am currently writing a paper where I mention the R programming language. I've seen some papers use a special symbol for R, but I can't figure out how to get it. Here's an example. How do I get that ...
3
votes
1answer
202 views

How to use non-alphabetical symbols respectively characters like '<' and '>' in Tikz qtree node labels? [duplicate]

I am trying to use label nodes for a tikz qtree that include the lower-than < and greater-than > characters like shown in the first node of the example below. The problem is that instead of ...
1
vote
1answer
90 views

The newtx isn't compatible with pifont?

I need the number of the footnote to be circled. The following works well: \documentclass{article} \usepackage{pifont} %\usepackage{newtxtext} ...
6
votes
2answers
341 views

How to add LineFinal (falt) or WordFinal (fina) features to Garamond Premier Pro on XeLaTeX?

I'm still familiarizing myself with XeLaTeX and the fontspec package. I would like to access the OpenType feature LineFinal or WordFinal with the Garamond Premier Pro font from Adobe. For example, I ...
1
vote
1answer
543 views

Changing all the integral symbols from the MnSymbol package, or how to get full math support with Garamond Premier Pro in XeLaTeX?

I'm editing a document in which I chose the Adobe Garamond Premier Pro font as the main font. The only free math font I found that fits with the AGPPro so far is the one from the MnSymbol package. ...
8
votes
1answer
123 views

Looking for the “conditional” sign

In a paper, I found the following definition: I'm looking for the first sign, the OCR program failed to recognize. It's something like a combination of a \vdash and a \sim. I tried Detexify, but ...
8
votes
1answer
2k views

How to type an inline chi in Latex

\( \chi \) produces a letter that is slightly below the row, but I've seen in many papers a chi that is in the same line as the rest of the row)
5
votes
1answer
2k views

Is there an equivalent to “big pi” for tensor products?

I'd like to be able to rewrite expressions like $$[f(i,j,k,\ldots)]^{\otimes n}$$ in a form analogous to $$\prod_{j\in J}f(i,j,k,\ldots)$$ so that I can distinguishing the index being varied ...
3
votes
2answers
127 views

How to typeset superscript IPA characters

I'm using TIPA and I'm trying to do something like this: \textipa{/bI"wIl.d@r.IN/} Which works, but I want the @ character to be an upper index. How do I do this? I've tried this ...
9
votes
2answers
387 views

Text mode commands/symbols in math mode

I am fairly new to LaTeX, and have run into a problem with commands apparently only available in text mode, where I would like to use them in math mode as well (e.g. integrated in equations). One of ...
12
votes
6answers
554 views

LaTeX command for unknown symbol

I am trying to type the shown symbol in LaTeX and I am hoping to find a command producing this symbol. This is just a very crude sketch. The three lines are supposed to be equal length with 120 ...
9
votes
1answer
3k 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 ...
9
votes
1answer
1k views

Big floor symbols for fraction

When I write \lfloor\dfrac{1}{2}\rfloor the floors come out too short to cover the fraction. How can I lengthen the floor symbols?
2
votes
0answers
41 views

Usage of \circle command in math mode [duplicate]

I'm writing a document in LaTeX, but I can't figure out how I could write the circle symbol in order to indicate the composition of two linear maps, as LaTeX prints "error" when I compile the file. ...
7
votes
1answer
308 views

Currency symbol: French franc

Is there a LaTeX symbol for French franc; the F-like symbol with a lower horizontal bar -- see http://en.wikipedia.org/wiki/French_franc? I have had a look a both Detexify and The Comprehensive LaTeX ...
0
votes
0answers
55 views

How do I make this fancy chi in TeX? [duplicate]

How do I make this fancy chi symbol in TeX? I've tried both \mathbb{\chi} and \chi to no avail.
2
votes
1answer
156 views

How to make a circular arrow have the same size and position as other circular symbols?

I'm using the mathabx package's circular arrows; however, since I otherwise prefer the usual amsmath symbols, I'm following the setup described in Importing a Single Symbol From a Different Font to ...
5
votes
2answers
143 views

Printing backslash from a luacode* environment

My first attempt with LuaLaTex gave me some headache, trying to generate LaTex code from within LuaLaTex. This required me to print the backslash (to get a LaTeX control sequence).. I think I have ...
1
vote
0answers
73 views

How to write these symbols in Latex? [duplicate]

I need to write a few symbols in LaTeX: but I do not know how can this be done and I cannot do a Google search because I do not know their names.
6
votes
1answer
204 views

Symbol for relative entropy

Could you help me with typesetting the following symbol (marked by red frame): I searched over all possible manuals but was not able to find it. It looks like capital D, but actually it is not the ...
6
votes
2answers
557 views

Special L for Lie Derivative

Does anyone happen to know how to typeset the special L character found, for example, in eq. 2.41 in this paper: http://arxiv.org/pdf/1107.5792v2.pdf that is being used for the Lie derivative? Thanks ...
15
votes
1answer
702 views

Dice symbols for digits up to 9

I'm looking for symbols for dice faces. So far, I've found these two possibilities: The command \Cube{n} in the ifsym package, and the command \dice{n} in the epsdice package. However, both commands ...
4
votes
3answers
3k views

Add a comment on top of “equal” and “approximate” symbols [duplicate]

I was wondering whether it is possible to add some comment on top of the \approx symbol in a similar way that the command \xrightarrow{text} produces an arrow with text over it.
5
votes
1answer
171 views

LaTeX symbol for table sorting

I was wandering if there was some symbol that I could use in my tables, to give some visual information about which column is being used for ordering. By this, I mean those little triangles that are ...
7
votes
1answer
608 views

Difference of perp and bot

I saw in math.stackexchange that someone uses \perp for what I always use \bot. In XeLaTeX: lost \perp in Cambria math? it says that they are two different symbols, do they just look the same? I ...
6
votes
3answers
9k views

How to use maths symbols in text mode?

I try to add a center dot with \circ but it fails to compile. How to use maths symbol in text mode? The error message is ovak, slovenian, spanish, swedish, turkish, turkmen, ukrainian, uppersorbian, ...
4
votes
2answers
510 views

Table mapping mathematical and scientific symbols to their meanings

Scott Pakin's Comprehensive LaTeX Symbol List (henceforth "Comprehensive List") and Detexify are great resources for finding symbols' LaTeX macros and packages. There is however a related thing that ...
4
votes
0answers
76 views

lstlisting and this symbol : █ [duplicate]

I want to know how to print this symbol "█" that I have in an external file loaded with listing. Or at least how to print it with \something, cause it's not a blackbox. ...
5
votes
3answers
359 views

How is the philosophy conclusion symbol drawn?

Looks like this: (Maybe called "therefore"?) Also, what's a good guide for philosophy symbols in LaTeX? Edit: Looked up http://osl.ugr.es/CTAN/info/symbols/comprehensive/symbols-a4.pdf for ...
2
votes
1answer
363 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!)? ...
3
votes
1answer
176 views

How to escape = in LaTeX's for loop

In user700902's answer to this post, there is the following for-loop: \@for\@tempa:=a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z\do{% \expandafter\colorizemath\@tempa{green}} If I want to ...
9
votes
1answer
402 views

LaTeX command for equal (=)

Is there a LaTeX command for the equal (=) sign? I'd like to overwrite the command so that all equal signs in my document are colored green. But it seems I cannot do it with just the symbol =, which ...
12
votes
2answers
391 views

Producing centered asterisk to indicate new section

In a text (or a passage of a text) that is not subdivided by headings -- say, an essay --, a common tool to indicate the start of a new section is a simple asterisk (or other symbol), usually ...
10
votes
2answers
734 views

Defining scalable “white curly brackets” {| and |} (⦃ and ⦄)

I would like to construct what Unicode calls "white curly brackets" that are in addition scalable. They look like ⦃ (≈{|) and ⦄ (≈|}) and have Unicode codepoints U+2983 and U+2984. unicode-math has ...
0
votes
1answer
165 views

How do I get the single turnstyle symbol? [duplicate]

I am trying to replicate a logic symbol that looks like \models but has only one horizontal line, and represents a logical deduction. It looks roughly like |-. I have tried Detexify, but it does not ...
4
votes
2answers
184 views

Colored “sum” in display math mode

The line \[ \textcolor{green}{\sum}_{k=0}^n \] makes the k=0 and n parts go to the right of Sigma instead of at the top and bottom, as it should be. Can we retain k=0 and n at the top and bottom?
2
votes
2answers
468 views

\triangleleft and \bowtie

I want to redefine the command \triangleleft so that it always has the color green: \let\oldtriangleleft\triangleleft \renewcommand\triangleleft{\textcolor{green}{\oldtriangleleft}} When I use the ...
7
votes
2answers
7k views

Really wide hat symbol

Is there any way to get a hat wider than widehat? Why doesn't \widehat{abcdefghijklmnopqrstuvwxyz} really go over all of it?
3
votes
1answer
1k views

vertical equal sign

I am looking to create a vertical equal sign that might function similarly to an underbrace. I often use this symbol when taking notes on paper. (x+z) + (y+d) = 10 || || 5 5 The ...
2
votes
0answers
88 views

How do I prevent pdflatex from making strange symbols when text is copied? [duplicate]

I use LyX to create my LaTeX files. Recently, when I've used LyX's pdflatex to view my file, the text looks fine, but when I attempt to copy it, I just get strange symbols. If I use LyX's dvipdfm, I ...
6
votes
1answer
2k views

Checkmark error in amsmath [duplicate]

This page says that amsmath supports the \checkmark symbol. However, when I try to implement this \documentclass[12pt]{article} \usepackage{amsmath} \begin{document} $\checkmark$ \end{document} ...