{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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9
votes
1answer
144 views

What is the correct way to signal the end a LaTeX command?

I am writing a LaTeX export feature for my database. To this end, I am doing a symbol-by-symbol transformation of special characters in latin-1 text fields to LaTeX macros, such as _ to \_, ~ to ...
8
votes
3answers
286 views

creating delimiters and inequality signs

I would like to have a delimiter whose upper half is the upper half of the delimiter [ and whose lower half is the lower half of the delimiter ( -- so that it be one continuous line, and also the ...
1
vote
0answers
44 views

how to get the symbol like \neq with straight line crossed [duplicate]

how to get the symbol like this ,i had tried \textdoublebarpipe, but its works in text mode only, but not in equations math mode, not working inside $ $ and align need code for this symbol,
4
votes
1answer
166 views

Strange alignment when using tilde as the not operator in logic

I wish to use ~ which has latex symbol: \sim for the negation sign in logic. \sim and \neg are the two most frequent symbols for negation in logic. However, I get a strange looking result if I use ...
8
votes
3answers
215 views

Definitions of mathematical terms and declaration of symbols

When writing articles containing math, I would like to have a way to ensure that I am not using an undefined term or symbol. For instance, I want to use the term "simple algebra" only after I define ...
2
votes
1answer
206 views

Exam Class : Multicolumn : Symbol (displaystyle) into two lines

How can we break formula mentioned below into into two lines? $\displaystyle \boldsymbol{{\left( {x\log x} \right)^{\log \log x}}\left\{ {\frac{1} {{x\log x}}\left( {\log x + \log \log x} \right) + ...
7
votes
2answers
543 views

How to vertically shift the = sign?

I want to define a command that prints the = sign with its lower line touching the baseline, that is directly sitting on the baseline, any suggestion?
4
votes
2answers
403 views

Greek alternate/variant letters

Some letters of the greek alphabet include alternative letters. For instance, we have \Phi, \phi and \varphi. What is the purpose of the variant versions of these letters? Why are these not ...
2
votes
3answers
7k views

latex symbol for “if and only if” [duplicate]

In LaTeX the symbol for material implication is produced by $\to$, but for biconditional ?
1
vote
0answers
31 views

Override Registered Symbol [duplicate]

I need to include '(r)' in my document, but it defaults to the registered trademark sign, ® . How can I override this?
6
votes
2answers
194 views

Is there any operator like ⊎, only with a minus sign instead of a plus sign?

I need to use an operator similar to ⊎ in my paper. The required symbol looks like ⊎, only with minus sign instead of a plus sign, inside the "U". I haven't been able to find any symbol for this. Can ...
14
votes
2answers
298 views

A \(re)newcommand that does not care if a command is already defined

Does there exists a version of \newcommand, something like \extranewcommand{\foo}{bar} which does defines \foo to stand for bar regardless of whether \foo has been previously defined? Of course, if ...
4
votes
2answers
164 views

How to put \smallsmile or \smallfrown on top of a letter

I would like to have a \smallsmile on top of a letter "T". Is there a way this can be done?
4
votes
1answer
226 views

Symbol or image behind heading

I would like to insert/embed symbols/images behind a heading. Do you know, if that can be done?
9
votes
3answers
219 views

Creating new symbol derived from hash

I have rotated the hash # by about 45 degrees using the command: \newcommand{\hash}{\mathbin{\rotatebox[origin=c]{45}{$\#$}}} I used it: \[ \B(\R^n) = \B(\R^r) \hash_{\sigma} \B(\R^s) \text{, ...
7
votes
2answers
2k views

Symbols for symmetric difference

I have problem with symbol for symetric difference (see http://en.wikipedia.org/wiki/Symmetric_difference). In common used is \triangle \ominus But in Polish tradition often is used: \dot{-} and ...
1
vote
0answers
193 views

When using CSV reader, how do I add a currency symbol to the the column [closed]

I am a relatively new to TeX, and have come across a problem i cant solve with csvreader. I would like to add a currency symbol to a couple of the columns i am reading in from a CSV file. Currently ...
8
votes
4answers
2k views

How to make a cross symbol in LaTeX

I found the post on Small cross and small upside down cross symbols but this did not work for me using the default font in LaTeX. I am hoping for a way to print a special character that is a cross. ...
1
vote
2answers
415 views

Product symbol c on the lower suffix

Sorry, this may be very easy question but I didn't get. When I use product symbol, I want to write c(as a cardinal product) in the lower suffix. I am using following command. \documentclass{12 ...
5
votes
1answer
216 views

\sqrt symbol with a vertical part

It seems that for a given height, the \sqrt symbol "switches" it's type, and it becomes vertical at some part, like here: But I want it to be like the second one. What is the solution for this? ...
7
votes
1answer
4k views

Displaying the binomial coefficient symbol in math mode

The problem is caused by the symbol of binomial coefficient (symbol of Newton), often used in math: {N}\choose{k} In my document I have formula: $$ P(A) = \sum P(\{ (e_1,...,e_N) \}) = ...
6
votes
1answer
445 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 ...
2
votes
1answer
109 views

Including bigcupdot in Lyx

I need to use \bigcupdot which according to this link is available in mnsymbol. I downloaded the package through MikTeX Package Manager. When I open a document in Lyx, I went to Lyx Preamble and ...
4
votes
1answer
117 views

latex command for the symbol like UI

Hi I'm trying to code this symbol but I'm not getting the exact output, can anyone help me to code this symbol i tried code \cup|
0
votes
2answers
127 views

Example end mark fill

does anyone know how I could add fill to this end mark? It's currently a white box with a green border. I've bolded the part of the code where the problem is. \input{setup} \begin{document} ...
3
votes
1answer
177 views

When using unicode-math, how do I get the original calligraphic alphabet back?

I am happy with the great majority of what unicode-math does. But at times I find that I prefer a symbol the way it was before. With \varnothing and \complement, for example. In those cases I was able ...
2
votes
1answer
612 views

Trouble inserting “~” (not equivalent to \sim} [duplicate]

I need to include a url in my document, which includes this symbol: ~ Simply entering the url generates a space rather than the symbol, and replacing the symbol with $\sim$ is not equivalent, the url ...
21
votes
6answers
1k views

LaTeX command for symbol needed. looks like crossed equal

I can’t find the LaTeX command for the symbol below. Can anyone help me out to find this symbol? I wasn't able to find it with Detexify.
1
vote
0answers
144 views

Printer not printing = sign and curly brackets [closed]

Some mathematical symbols do not print on paper when I send the compiled PDF to the network printer. So far I am having problems with the = sign. It does not always print though it appears on PDF - on ...
2
votes
2answers
254 views

Add an exit sign / running person?

What is the simplest way to add a running person, similar to the one to the right in this image in my body text? I cannot find any appropriate unicode glyph or LaTeX symbol. Do I need to include a ...
6
votes
1answer
160 views

Conflict between arabtex and algorithmic

Below is a minimal working example which recreates the problem I'm facing. \documentclass{article} \usepackage{algorithmic} \usepackage{arabtex} \begin{document} \section{Introduction} \RL{d} ...
0
votes
0answers
35 views

Vertical alignment of the top line in \sqrt [duplicate]

When using \sqrt, the top line of the square root symbol seems to be closer to the enclosed text for some text than for others. It even seems to line up differently with the left "check mark" portion ...
8
votes
2answers
982 views

Double Slash close together

I am looking for a certain symbol. It looks like // but closer together and in mathematics refers to a GIT quotient. Any help would be greatly appreciated! Thanks!
3
votes
1answer
93 views

Spacing and the use of \twoacc

When I use the \twoacc command it sometimes puts unwanted space before and after a phonetic symbol. This happens with, for example, with [p\twoacc[\r|\tr{\textturnr}]p]. The correct spacing occurs ...
9
votes
2answers
293 views

Can I easily tune the mathdesign fonts?

My main text font is Utopia. The mathdesign package contains a set of mathematical symbols that match this font pretty nicely. I noticed two small things that I don't like, especially in comparison ...
3
votes
1answer
256 views

Drawing a logo in LaTeX to be incorporated as header

Is it possible to draw this image using LaTeX so that it can be incorporated in letterhead as a logo:
0
votes
1answer
736 views

latex symbols to indicate telephone and mobile on letterhead [duplicate]

I want to add symbols for telephone and mobile on article class rather than writing Phone no: 0999999999 and mobile number 099999999999999. Are there any available symbols to indicate telephone and ...
3
votes
1answer
160 views

latex equation not displaying correct format

my equation not displaying in expected format. can any one help me to correct this equation to display exactly the same as source.. i used this code ...
9
votes
1answer
141 views

mathabx package and Maya symbols problem

I'm desperately trying to use the Mayan math symbols I found listed in the Comprehensive LaTeX Symbols List. The document says that these symbols can be used this way (page 65): Table 200: mathabx ...
10
votes
1answer
270 views

Command for this symbol looks like \mathcal{F}

I can't find the LaTeX command and symbol and its package of this symbol. Can any one suggest me the command. I tried \mathcal{F} but its not exactly the same.
10
votes
3answers
274 views

Defining a macro for “real” colored delimiters

I recently looked up J. van Hoorn's question on How to color delimiters in Math Mode, and so I decided to test my LaTeX knowledge by trying to define a new appropriate command: ...
4
votes
1answer
155 views

Monospaced font with U+1D400..U+1D7FF range (for editing)?

The goal of this question is to find an appropriate font for the editor in which I input TeX, rather than a font for use in the output. I hope this is sufficiently on-topic for TeX.se. I recently ...
2
votes
1answer
458 views

Current Noise Source. New Symbol needed

I write a code for the Voltage and Current Noise Sources, using the "circuit declare symbol". The option works well for the Noise Voltage. I can change the color of the font, circumference and ...
1
vote
1answer
2k views

Is there a \bigcdot symbol in LaTeX

In my diploma thesis I need to LaTeX a concatenation over a set of sets. I use the \cdot symbol for concatenation of two sets as in A \cdot B. (Please correct me if this is a wrong symbol for ...
7
votes
3answers
147 views

Place symbol inside of \bigsqcup

How can I place a symbol inside of \bigsqcup? What I have tried is this: \newcommand{\concn}{\bigsqcup_{i=1}^n\hspace{-1.07em}\text{\footnotesize $h$\normalsize\hspace{0.6em}}} The problem ist ...
8
votes
3answers
3k views

\bar below symbol

Is there a command like \bar{...} but such that the bar is placed below the symbol? Of course there is \underline{...} but then the line is adapted to the width of the symbol and I don't want that ...
3
votes
1answer
123 views

approximation symbol with a letter under it [duplicate]

How to write the (approximation iniquity) with a letter under it on latex?
1
vote
0answers
134 views

WSUIPA package options?

Is there a package that contains the IPA fonts in SANS-Serif mode? WSUIPA is the most extensive package I see, but the fonts are serif. I would like a sans serif version, especially for the ...
2
votes
3answers
135 views

looking for the symbol := [duplicate]

I am looking for the symbol := and the symbol ::= the first one means "expressed as" (e.g. a sentence A is expressed as a juxtaposition of words bcd) and the second one means "defined as", in various ...
9
votes
1answer
249 views

Searching for Euro symbol

I found egreg's answer to the question "eurosym seems to not be working" some time ago and it works perfect if I compile using pdflatex, but if I compile using latex dvips ps2pdf the Euro symbol is ...