{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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37 views

How to use this symbol in Latex - 𝔖? [duplicate]

I would like to use the symbol '𝔖' in Latex (used for Symmetric group). Any ideas?
5
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2answers
91 views

Barred q symbol doesn't scale properly

Using the answer to the question moving the bar on hbar (copy/paste and tweaking the parameters, and replacing mathchar'26 by the shorter mathchar'55), I was able to create a barred q. Unfortunately, ...
74
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8answers
19k 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 ...
6
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2answers
142 views

Typesetting a small function with Big parameters

I have a small function that needs to take big parameters. Right now I think that the function part looks too small and implicitly suggests it might be some kind of multiplication instead of an ...
8
votes
2answers
354 views

How to type a tall / symbol?

Say I want \documentclass{article} \begin{document} \[cl(V, q) =\left (\sum_{r=0}^{\infty} \bigotimes^r V\right)/\{v\otimes v = -q(v,v)\}\] \end{document} How to make the "/" symbol longer to ...
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2answers
2k views

Is there a “medium” \cap?

When displaying the intersection symbol in equations, e.g., $$Hom(A,B) \cap Hom(B,C)$$ I find that the "cap" is too small; its height is, in fact, subordinate to the surrounding content. On the ...
3
votes
1answer
52 views

\prime gives “Undefined control sequence” in xelatex with unicode-math

I cannot seem to be able to create a prime (') in any custom font. This, for example \documentclass{article} \usepackage{unicode-math, polyglossia} \setmainfont{Times New Roman} ...
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3answers
57 views

How to show symbol § when I refer a chapter [duplicate]

I'm writing my thesis and I would like that the reference of the chapters, sections, etc... appears with symbol §, e.g.: ...as can be seen in §4.1.1 What package or reference/label combination do I ...
5
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2answers
123 views

Create longer arrows

I currently use two relation symbols as shown below. However, as I need to put in quite a bit of information above and, in the first case, also below the arrow, I'd like to have longer arrows. In my ...
7
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2answers
207 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 ...
8
votes
1answer
180 views

Circled equal with same size as \oplus/\otimes with pdflatex

My question I am trying to make an equal circled of the same size as \oplus or \otimes, etc. I tried to use the solution provided here : How do I put a circle around an operator? However, the ...
9
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3answers
29k views

How to make math symbols bigger?

Is there a way to make math symbols bigger? Reason: I've used \sfrac{q}{m}, and those symbols appear far to small, so I would like to make them a bit bigger. edit: I just thought that \sfrac{q}{m} ...
14
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2answers
2k views

divides, not divides and cardinalities

In group theory it happens very often that you want to say: "The order of $H$ divides / does not divide the order of $G$." But the length of | is then always the same: $ |H| | |G| $ produces |H|||G| ...
0
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0answers
20 views

symbol for multiset [duplicate]

Sets are denoted by \{ 1,2,3 \}. I would like a similar symbol \{{ 1,2,2 \}} for multisets: I'd like this symbol to respond well to \left \{{ or \huge \{{ or \!\!\{{\!\! or M^\{{. Any idea how to ...
14
votes
2answers
353 views

Smaller membership symbol

To mean that x is an element of X, we can write x \in X. However, in the standard packages, the membership symbol that results is too big; it draws too much attention to itself. This is especially ...
0
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0answers
37 views

Pound symbol in the program [duplicate]

I was wondering if someone could help me out with something. I want to insert the pound symbol but it won't let me do it.
6
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2answers
209 views

Checkmark with cross

Is there a symbol similar to following one that can be used to express satisfaction with minor disturbance?
37
votes
1answer
58k views

\mathbb{Z} yields undefined control sequence error

I am using WinEdt 6 for compiling my TeX documents. I am getting an error with contains the line $\mathbb{Z}$ showing that it is undefined control sequence. How should I rectify it? Should I include ...
60
votes
5answers
34k views

Symbols instead of numbers as footnote markers

How can I make LaTeX use symbols (*, †, ‡, and so on) instead of numbers to mark footnotes? (The numbers are confusing because I use superscripted numbers for citations.)
3
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1answer
73 views

how to typeset empty inner product

I want to typeset the following in TeX (without the arguments). < , > I know that I can accomplish this by doing \langle , \rangle As an example I want to write something like the follwing: ...
2
votes
1answer
57 views

How can I include a symbol with correct size and relative position without directly using it?

I currently have a document with lots of different packages that seem to have problems to work together: \usepackage{marvosym} \usepackage{textcomp} \usepackage{dsfont} \usepackage{esint} ...
1
vote
2answers
83 views

Change in proof enviroment [closed]

Could anybody tell me how to put a box at the end of proof, when the last line is a centered math formula? Thanks. The example is as follows. \begin{proposition} blah blah \end{proposition} ...
1
vote
1answer
102 views

How to print sigma symbol

Picture: Question is by far simple, how do I print the sigma greek letter?. Situation is that I want to print it as my teacher write it. As shown in the picture. I already tried Detexify with no ...
2
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2answers
867 views

How to print '~' character using latex [duplicate]

Possible Duplicate: URL with tilde character? I tried \~, which doesn't work; the ~ will appear on top of the following letter. ~ will print nothing but an empty spot. What I want is to ...
0
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0answers
16 views

how to use \savesymbol for the bibliography?

My bibliography contains, among others, several words in polutonikogreek. I haven't found a better way than to use the polutoniko-macros from teubner. As some other package redefines the macro \aa ...
4
votes
1answer
41 views

Modify symbol generated by \thanks using elsart.cls

I'm using elsart.cls to format a paper I'm writing, but I would really like to use a different symbol for the footnote attached to the title for the acknowledgements. As it stands now, the \thanks ...
0
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2answers
95 views

I don't know how to remove a strange symbol that appears in front of my equation

In the third line of my equation, a strange Greek letter appears and I would like to remove it. \documentclass[12pt,a4paper]{article} \usepackage[utf8]{inputenc} \usepackage[spanish]{babel} ...
3
votes
1answer
101 views

Is it possible to use other symbols than diamonds in LaTeX gantt charts?

I use pgfgantt to draw a Gantt chart for my PhD proposal. Is there any way to insert other symbols than diamonds for creating milestones? It would be great to have symbols like letters, smileys, ...
16
votes
5answers
2k views

Underbrace under sqrt content

I am trying to use underbrace to clarify the arguments to a sqrt. However this causes the square root sign to reach all the way down to the bottom of the text under the brace(s), which is not what I ...
5
votes
2answers
975 views

What is this symbol consisting of a horizontal line crossed by a rotated vertial line?

I'm looking at the following symbol, between W and X, in an old PDF file: and would like to use it in Math mode in my document, but can't figure it out which symbol it is. Is it a standard Math ...
12
votes
1answer
5k views

Angle symbols in LaTeX [closed]

I will write a lot about Euclidean Geometry the next time. This means I need to denote angles. The symbol we use in class looks like \sphericalangle, but I've just seen that there is an \angle symbol ...
96
votes
4answers
143k views

Why do the less than symbol (<) and the greater than symbol (>) appear wrong as upside down exclamation (¡) or question mark (¿)?

When typing < or > in LaTeX and compiling with pdflatex, the less than and greater than symbols appear at upside down exclamation points. I'm not in math mode.
13
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4answers
967 views

Is there a vertical \mapsto symbol?

What is the TeX code for a vertical \mapsto symbol? I've looked but can't find it. I'm drawing a commutative diagram, and I want to draw what a specific symbol is being mapped to as well, so I am ...
47
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2answers
64k views

Which dot character to use in which context?

Wikipedia lists several dot characters in Unicode. These are the ones that are ambiguous to me: interpunct, middle dot (·) &middot; &#183; U+00B7 "midpoint (in typography)" ...
10
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4answers
5k 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. ...
3
votes
1answer
24 views

Using reserved characters as argument to custom macro

How can I get this work: \namedinclude{perceptron\_multilayer.h}{Multi-layer perceptron class definition} where namedinclude is defined as ...
5
votes
4answers
485 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).
9
votes
2answers
369 views

Integral symbol with high and low dashes

How do I make the following integral symbols in Latex? I know how to make an integral and the limit. I don't know how to make it with the lines through it.
9
votes
1answer
5k 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 ...
1
vote
0answers
29 views

Actuarial notation [duplicate]

The symbol that sits over this subscript "n" is used frequently in "actuarial notation". How should it be coded in LaTeX? http://upload.wikimedia.org/wikipedia/commons/5/56/Actuarial_notation.svg
3
votes
2answers
61 views

Reproduce the \texttrademark function

Is there a way of emulating/reproducing the \texttrademark function with exactly the same output in font and dimensions terms? Note that \textsuperscript{TM} results in a different output. ...
4
votes
3answers
193 views

Cut and Paste Non-Math Text from MS Word to a .tex file

I am helping a friend use LaTeX to generate a book of short stories. The stories are received from the authors in MS Word -- unfortunately that is only text editor most of the world knows. There is no ...
3
votes
3answers
115 views

Automatic spacing of symbols

I'm curious how to automatically get a bit of spacing around symbols that are written together. Let us assume we have symbols A and B that represent some abstract objects. We define commands \A and ...
12
votes
2answers
1k views

Ear symbol in LaTeX?

I am looking for an ear symbol, much like the \eye in dingbats? Something like would be perfect. I want to include it into a text like I did with the eye symbol, using it instead of the "hear": ...
6
votes
4answers
823 views

how to create new symbol like shown in figure

I am new to LaTeX. I want to create a new symbol shown as in the figure. Please somebody help me to create this symbol. I am writing my thesis.
8
votes
2answers
295 views

d with a little line through the top of it

In math mode one can do $\hbar$, which produces an h with a little line through the top of it. I want to do the same thing, except with the letter d instead. Is there a generalization of $\hbar$ that ...
2
votes
1answer
94 views

Horizontal lines in \sqcup and \sqcap

I have a paper which uses the following operators for widening and narrowing respectively: How can I re-produce these operators for my own work? I presume, I could just draw a horizontal line ...
19
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4answers
2k views

How can I type “lambda-bar”?

I would like to be able to add the symbol "lambda-bar" (see below) into an equation. How can I do this?
29
votes
1answer
9k views

\varepsilon vs. \epsilon

I cannot remember anyone writing the letter epsilon in any other way than \varepsilon in any math class; but in LaTeX \epsilon and \varepsilon are different symbols. Do any of you know why there are ...
3
votes
1answer
71 views

Symbol for Bring radical/ultraradical?

I'm trying to find the symbol, such as is given on http://mathworld.wolfram.com/Ultraradical.html which represents the solution to $x^5+x-a=0$, and which is sometimes called a "Bring radical" or an ...