{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)

10
votes
3answers
305 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
9
votes
3answers
187 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 ...
11
votes
3answers
348 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.
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} $\subsetneq$ ...
17
votes
4answers
970 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?
1
vote
2answers
53 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
192 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
100 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
105 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 ...
3
votes
2answers
84 views

XeLaTeX Double closed path integral? [duplicate]

How can I write a double closed path integral? I have searched and I have found only single closed loop integral.
4
votes
2answers
130 views

Problem with symbol [duplicate]

I am trying to write a math paper, and I need to write the following symbol: $\overline{\underline{X}}$ Is there any package that already contains it?
9
votes
2answers
205 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 ...
0
votes
0answers
30 views

what is the command for + on top of - [duplicate]

I would like to have + on top of -, I used stackrel, overset, underset, but nothing is close to what I see in textbooks, is there a specific command that places the + very close to the - underneath?
3
votes
1answer
93 views

What to do when AMS and MnSymbol packages conflict on an arrow?

I need to use two arrows, one from MnSymbol and one from amssymb (\rightsquigarrow); unfortunately, MnSymbol redefines this command to produce its own version (which I don't want). Is there a way to ...
7
votes
2answers
134 views

Create a resizable symbol?

Some symbols can be resized automatically with \middle when placed between a \left. and a \right. They can usually also be resized using \big or \bigg. Examples of such symbols are |and / and pretty ...
4
votes
1answer
61 views

Double slashes close together with resizing

I basically want this symbol, but I want it to resize properly: While X/\mkern-6mu/H looks good, when I try to resize using \biggl, then the horizontal space between the two slashes becomes very ...
6
votes
2answers
137 views

How to redefine the section symbol (§)?

I'm trying to redefine the section symbol (§) so that it automatically places a space after it. When inserting the symbol in text, I typically write \S{} Section Number which gets me the spacing ...
11
votes
2answers
168 views

Is there such a thing as a `\mathrule`? (rounded endcaps)

When I am creating hybrid math glyphs, I will find myself often times stacking \rules about the place. But if you look at a collection of CM math symbols (top row), and compare it to a \rule (2nd ...
7
votes
3answers
242 views

Designing a new tuple of Algebra Operators

It's neccessary to have at least two extra tuples of Albera Operators. A minimal tuple is a triple (to_be_subset_eq, meet_operator, join_operator). There are some ideas how to make 2 extra tupes. ...
1
vote
2answers
95 views

Is there a painless way to get self-loop decorations on mathematical symbols?

In mathematics, we often write X \rightarrow Y to mean a function from X to Y. Now I'd like to denote a function from X to X via a looping-arrow decoration on the top right-hand corner of X. Is ...
11
votes
2answers
352 views

conventional temperature symbol

Looking for a symbol for the thermodynamic concept of conventional Temperature corresponding to \SI{298.15}{\kelvin} or \SI{25}{\Celsius} it is basically an uppercase T with a lowercase c overlaying ...
5
votes
2answers
54 views

Changing the height of a symbol

I would like to make a shorter version of $\sqcup$ to use as a symbol for a Turing machine if possible. The first picture is the height I would like it to be and the second is the default height.
0
votes
0answers
18 views

Place figure just as you would a glyph/character [duplicate]

I would like to use a figure inline - and by that I literally mean having it inside the line of text. I want to display it in parentheses to illustrate what symbol I am referring to - these symbols ...
6
votes
1answer
64 views

How to make a command for a circled letter to work with all font sizes?

I introduced the following macros \newcommand{\malcev}{\mathop{\text{\textcircled{\scriptsize M}}}\nolimits} \newcommand{\imalcev}{\mathop{\text{\textcircled{\tiny M}}}\nolimits} The code \[ ...
21
votes
2answers
724 views

Percent sign in a box

Is it possible to make a symbol which is a % inside a square box? I would like to use it to represent the function f(n,m) = n-(n % m). As in n symbol m. Or... is there a better idea for this ...
3
votes
0answers
29 views

Unicode Symbols [duplicate]

How do I use TeX to generate the Atom symbol? I tried the following code in XeLaTeX: \documentclass{article} \usepackage{fontspec} \usepackage{dejavu} \begin{document} \symbol{"269B} ...
1
vote
0answers
49 views

Hyphen between page number gets (blured/diluted) in reference when viewing

Title says this weird problem. The hyphen in the end, between the page number 770-808, gets blurred and diluted. (In this case, if I select and paste in somewhere else, 770808 will show and the hyphen ...
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?
1
vote
0answers
46 views

how to get something like: “ℓ1-Norm” [duplicate]

It's very common to use L_{1} as norm symbol. But it doesn't look like as nice as "ℓ 1". I'm wondering how can I get "ℓ1" using Latex.
1
vote
0answers
51 views

How to beautify '+' sign [duplicate]

I am writing a document with LaTeX covering the basics of programming with C++ and unfortunately the '+' signs look kind of ugly to me: They seem to be too big, too thin (regarding the rest of the ...
3
votes
1answer
63 views

Mathematical letter symbols [duplicate]

How I will be able to get the symbols in LaTeX?
15
votes
5answers
1k views

How to print a warning sign (triangle with exclamation point)?

I am interested in including a triangle with an exclamation point (unicode #9888: ⚠) in a tex document. I've looked in the usual places (detexify, etc.) and not found this symbol. The document should ...
6
votes
3answers
191 views

Special sign \pounds changed to dollar sign in alignment surrounding

I am writing a beamer and use \begin{align*} \pounds^i_M etc. \end{align*} on a slide. The pounds sign then changes to a dollar sign. How do I write to get the pounds sign? ...
4
votes
1answer
60 views

Make all footnotes numbered subsequently, but one with a symbol

I was wandering if there's a way to make only one footnote appear with a symbol (*) instead of the number. Thanks!!!
2
votes
1answer
110 views

delimiters and accents in WinEdt 8.1

I have just downloaded WinEdt 8.1. In the toolbar I do not find all the commands to type delimiters like {, that we use when typing latex commands? I do not find the accents too. Thank you
0
votes
1answer
44 views

finding out HTML equivalents of latex math symbols

Unlike the other unresolved questions about painless latex to HTML conversion, I just want to know the conversions for math symbols. For example, when I give \Leftrightarrow as input to that ...
5
votes
2answers
203 views

How to get the the dot symbol in Chemistry?

How to get this dot in the picture?
5
votes
4answers
168 views

How to draw backslash in a certain way

I know there are fair number of questions that have been asked before on how to typeset a backslash; but I am looking for a specific placement of \ as shown below: I tried \diagdownbut I am not able ...
11
votes
4answers
251 views

Making variations of \boxed

I have to typeset certain formulas, and the notation involves stretchable boxes, pretty much like \boxed{X} makes, but occasionally I need to add a hat below and/or above, as the picture shows: ...
2
votes
1answer
90 views

Why we can not use \< to specify \textless

Less than and more than can be specified by using \textless and \textgreater. Why we can not use something like \< or \>? Won't it be much easier?
1
vote
1answer
55 views

“P” symbol for notation of a plane in LaTeX

My professor uses this semi-cursive P for the notation of a plane in LaTeX, though I cannot seem to locate it. I used Detexify, but no luck. Any ideas?
6
votes
1answer
90 views

Libertine + newtxmath gaps in big brackets

I have a problem when combining Libertine with newtxmath. When using large brackets in equations the brackets have strange gaps. \documentclass[fontsize=12pt,DIV=12,oneside,a4paper]{scrreprt} ...
12
votes
4answers
772 views

Where can I find on/off symbol?

Where do I find the on/off symbol of electronics?
2
votes
1answer
62 views

LaTeXing cup product over an indexed set [duplicate]

\[\smile_{i\in I}\alpha_i\] I write this code and the summation variable i comes as subscript, to the right of the smile (cup product symbol in algebraic topology). I wish to have the index i ...
2
votes
0answers
28 views

Ignore math symbols (want underscore in regular text) [duplicate]

I want to include the following expression without any changes in my LaTeX document: RES_0.5_SE_5 If I just type like that, LaTeX wants it to be math mode because of the underscores. If I use ...
2
votes
1answer
100 views

How many math symbols in TeX

This question is a little vague, but I'd like to ask total number of math symbols in TeX (or we can say amsmath?). I cannot find information in ftp://ftp.ams.org/pub/tex/doc/amsmath/amsldoc.pdf ...