{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
3answers
375 views

Missing $ inserted error using smaller than and smaller equal

I have a compilation error trying to use the math symbols <= <, etc. the error looks like this: ./chapters/intro.tex:49: Missing $ inserted. [Delta & \delta], ./chapters/intro.tex:49: ...
3
votes
1answer
140 views

How to get j where the dot in the j becomes a tilde?

How do I get a j in math mode, where the dot in the j becomes a tilde? Attached is a picture. Thanks!
-1
votes
1answer
202 views

How to recreate symbols in latex [duplicate]

[ I need to be able to represent these symbols, how would I do this? thanks
1
vote
0answers
20 views

How to type this two letters in latex [duplicate]

and The first one look like $\xi$ but not completely the same.
0
votes
0answers
45 views

Vertical, multiline, curved Fourier and Laplace club-symbol

I'm looking for a vertical Laplace and Fourier transformation symbol, similar to the one in trfsigns, but I need A vertical version of the symbol as found in the only answer to Vertical Fourier and ...
23
votes
2answers
1k views

TeX history: what was the diagonal dash at codepoint 32 in cmr10 intended for?

The answers to this useful question explain how to show the encoding of a TeX font. And this is the default encoding used in the default TeX font, cmr10: What was the strange diagonal dash ...
0
votes
0answers
10 views

Korean Characters in Bibliography (Biblatex) [duplicate]

I am currently writing a paper and I need to include the following Korean Source into my bibliography: @article{yun, title={Effects of Relative Frequency of English Complex Words on Korean L2 ...
5
votes
3answers
92 views

Macro for creating trees for B-series as math symbols

I am writing a paper on numerical solutions for ODEs. For the representations of B-series I want to use binary tree-like symbols. I know how to produce them with TiKZ; however, just as in the given ...
2
votes
0answers
24 views

How to create tally marks / hash marks with LaTeX [duplicate]

Hi I want to add a column in my table like the given image. How to produce this type of difficult symbol in latex?
1
vote
0answers
27 views

tcolorbox, not displaying symbols in listings (using minted) [closed]

I have the following latex code \begin{ipythonnb} \begin{ipyin} A = np.array([[3, 2, -1], [2, -2, 4], [-1, 0.5, -1]]) b = np.array([1, -2, 0]) np.linalg.solve(A,b) \end{ipyin} \begin{ipyout} array([ ...
8
votes
1answer
395 views

How to redefine the “plus” symbol?

Let's say I don't like the way the + symbol is printed inside equation: is there a way to change its appearance without defining a new command? More generally, is it possible to create a command ...
1
vote
0answers
37 views

Suppress corresponding author footnote

Looking for some help to suppress the corresponding author footnote in the reference section. When using the following example: ...
0
votes
1answer
44 views

No Math Symbols appearing [duplicate]

In my tex file, = doesn't appear. \RequirePackage[l2tabu]{nag} \makeatletter \renewcommand*\cleardoublepage{\clearpage\if@twoside \ifodd\c@page \hbox{}\newpage\if@twocolumn\hbox{}% ...
104
votes
12answers
58k 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 ...
2
votes
2answers
72 views

Change em-dash character in an OpenType font with xetex

In a (OTF) font I'm using with xetex, loaded with the mapping=tex-text option, I found that the em-dash character is too thin, so I would like to replace it with a heavier one. For example, suppose I ...
0
votes
0answers
12 views

Set division symbol [duplicate]

When defining a function, it is usually written in some manner like \phi: R \to R'. I recently read a post that made a distinction between : and \colon regarding the spacing. This reminded me of ...
0
votes
0answers
22 views

Can't add symbols with Alphabets in Footnote list

I have the following MWE: \documentclass[a4paper,11pt]{article} \usepackage{etoolbox} \makeatletter \patchcmd{\maketitle} {\renewcommand\thefootnote{\@fnsymbol\c@footnote}} ...
0
votes
0answers
21 views

How to typset $:\iff$ (logical equivalence)? [duplicate]

How shall I typeset ":<=>" in Latex which means "is logical equivalent"? After typing A :\iff B I get Comparing it with A \coloneqq B (cf. How to typeset $:=$ correctly? ): We see that there ...
3
votes
2answers
82 views

How to type in these “circle” and “square”?

I am looking for an easy way to type in the square and the circle shown below: The circles are meant for operations like +,-,>,< or \neq or \geq,leq ect. So the circles should be small. But the ...
2
votes
1answer
64 views

« and » characters not correctly displayed

The usual way to type the « and » characters in LaTeX is to use the commands "<, for «, and ">, for », while using the babel package with the italian option, and the inputenc package with the ...
0
votes
0answers
42 views

Strange Characters Appearing

I'm sharing some documents with colleagues and a strange thing keeps happening. Whenever the document gets transferred back to me strange characters appear but this seems to be random - as far as I ...
4
votes
4answers
618 views

Alchemical symbols with LaTeX

I need to draw symbols of alchemical processes in a LaTeX document: in particular, I'm interested in the process of "amalgamation", depicted here at page 15: I'm open to any suggestion, even ...
3
votes
1answer
58 views

Which symbol to use is it is unknown if one side is greater then another?

How do I write if I have two expressions which I am modifying (? not sure if correct word, not native English speaker) in order to find which is greater. So I write something like this: a \??? b a ...
82
votes
2answers
94k views

Nice looking empty set?

I feel like the standard $\emptyset$ is ugly. By hand, my empty set symbol is a lot rounder, then this "slashed-zero"-type symbol. Two questions: Do people really use it (I mean people who have any ...
1
vote
1answer
268 views

Vertical Fourier and Laplace “club” symbols

The trfsigns package provides macros for transformation signs, eg: \fourier and \laplace. I need a vertical version of those symbols.
5
votes
2answers
64 views

Problem producing pounds symbol (£) in math mode

I'm having trouble getting a pounds symbol to appear in math-mode contexts in my document. The problem seems to be the use of the newpxtext package. MWE: \documentclass{article} ...
8
votes
2answers
5k views

Symbols for symmetric difference

I have the problem with a symbol for symmetric difference (see http://en.wikipedia.org/wiki/Symmetric_difference). In commonly used is \triangle \ominus But in Polish tradition often is used: ...
2
votes
1answer
59 views

Unicode greek letter or new greek letter

I need chi letter as the one to the right: My issue is that when I either use $\chi$ or \textgreek{q} I don't get what I wish to. I would also be happy with U+03C7 unicode character, but I don't ...
33
votes
4answers
3k views

Why is a cross † used as footnote marker for people?

This not exactly about TeX, but about typography, and the TeX SE is the closest place I think of to ask this question in. In academic texts, I’ve very often come across a cross (no pun intended; I ...
16
votes
5answers
847 views

How do I draw a $\partial$ with a diagonal line through it?

As the title suggests, how do I draw a $\partial$ with a diagonal line through it?
32
votes
1answer
47k views

Symbol for Gaussian distribution

What is the symbol for the normal density function in LaTeX?
2
votes
1answer
34 views

Using \dot{x} produces a bar below the letter

I'm trying to put a dot above some letters (as in derivatives wrt time), and I know that this is achieved by \dot{x}, \ddot{x}, etc. In one of my texts it worked neatly, and in the one I'm writing now ...
0
votes
0answers
63 views

What is the dollar sign ($) used for when writing LaTeX code? [duplicate]

In LaTeX examples I sometimes see formulas included in dollar signs ($d+o$). Why?
2
votes
1answer
5k views

Printing >, <, and % in LaTeX [duplicate]

Please help me with this. How to print >, < and % in LaTeX. Backslash doesn't seem to work!
1
vote
1answer
30 views

Inline resin identification codes (recycling codes)?

I would like to use resin identification codes (the recycle triangle arrows + identifier inside) inline, as part of my text. How can I achieve this? LyX-oriented answer would be appreciated.
41
votes
7answers
15k views

Something between \frownie and \smiley

Inside a beamer presentation, I would like to compare and contrast several alternatives. For each, I would like to highlight the "pros" (with a \item[\Large\smiley]), the "cons" (with a ...
8
votes
3answers
1k 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 ...
6
votes
2answers
191 views

What's the way to change the size of a math symbol in plain TeX?

I find that \diamondsuit in ntxsy is too small, so I want to define a macro that will enlarge it and take into account the current font size being used. To illustrate below, I have a partial attempted ...
6
votes
2answers
168 views

Is there a way to make a symbol behave as either mathord or mathrel depending on context?

Symbols denoting equivalence relations are typically used in two ways. They are either binary relation symbols denoting that two elements are equivalent or they appear as ordinary symbols in the ...
1
vote
1answer
76 views

Symbol for exact division

Among many symbols which can be used for the expression "a divides b'', the preferred one is \mid (and its brother \nmid) which has some spacing advantage over \vert. But the double-bar for "a divides ...
6
votes
1answer
62 views

Numero symbol instead of the word 'no' being typeset with a certain font

I have the following minimal working example: \documentclass[a4paper, 12pt]{memoir} \usepackage{fontspec} \setmainfont{Nimbus Sans L} \begin{document} No, no, Not, not. \end{document} The font I ...
48
votes
3answers
12k views

“Closed” (square) root symbol

I found a cool trick in the LaTeX wikibook which allows the square root sign to be altered such that it "closes" over its contents. Here's an example: ("closed" root on the left, normal one on the ...
3
votes
2answers
95 views

Better double parenthesis notation for multiset

In my combinatorics homework I use double parenthesis to represent a multiset. I have referred to all the answers under Multiset notation in LaTeX on how to build such a notation. However, the double ...
1
vote
0answers
24 views

How import Symbol from MnSymbol? [duplicate]

I need two single symbols from MnSymbol: \preceq \closedprec (and I need to '' underline '' it in order to obtain a '' \closedpreceq command) how to get this two symbols?
7
votes
3answers
505 views

Customized Not Equal Symbol

How can I create the following symbols, or is there it? I didn't find it?
2
votes
1answer
77 views

Strict conditional symbol without changing the default font?

Here is how to define \strictif as the strict conditional ⥽ from modal logic. \documentclass{article} \usepackage{lipsum} \usepackage{pxfonts} \DeclareSymbolFont{symbolsC}{U}{txsyc}{m}{n} ...
17
votes
2answers
482 views

How do I make customized $\sum$ operator?

How can I create the following symbols? \circlearrowleft or \circlearrowright centered in \sum operator. EDITED: So, In \usepackage{esint} package, \ointclockwise and \ointctrclockwise; how to ...
3
votes
2answers
63 views

How to mathematically represent my equation?

I want to say "for all k from 1, 2,...B that are not elements of the vector S. What is the best/most professional way to represent this? Is there a better way to represent it than Thanks, Kevin
1
vote
1answer
35 views

How to avoid italicised text following \sigma?

I am trying to include the symbol \sigma into a document of mine but I find that every time I use it, the text following it is in italics, e.g. \sigma{\textsubscript{\emph{x}}} is used to Produces: ...
121
votes
9answers
40k views

How to typeset $:=$ correctly?

I like to use $:=$ for "is defined to be equal to", but this is never typeset with the symmetry one would like, as the colon is always too low relatively to the equals sign. Is there any way of ...