{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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42
votes
2answers
40k views

how to get good looking copyright and registered symbols

I'm trying to include copyright © or registered ® symbols in my document. However they look terrible! As far as I can tell it is generating a small caps letter with a big circle around it (not even ...
7
votes
2answers
1k views

What is the best way to obtain a “vertical” subset symbol?

I am trying to typeset a table indicating various kinds of $\subset$ relations for objects in a grid. Is there a way to obtain a subset symbol that applies vertically, between objects where one is ...
14
votes
3answers
17k views

How to type three points diagonally?

In an equation, I want to display three points like "...", but instead of horizontally, they should be diagonally. I'm sure there must be a command to do that, but a google search did not really help. ...
3
votes
2answers
254 views

Typeset Re(a+ib)

How to typeset the "Re" of Re(a+ib) correctly inside an equation in latex? I tried using \mathcal and \mathbb but it does not give me the typical rounded R I already saw in other documents... Any ...
17
votes
5answers
14k views

Why can I only use some capital greek letters inside my equations?

For example: \begin{equation} \delta % ok \Delta % ok \epsilon % ok \Epsilon % error \end{equation}
8
votes
2answers
12k views

How to type the three dots in a product?

I have to type the product of n variables, $x_1\cdot\ldots\cdot x_n$. Although maybe this is semantically the right way (like it is for the sum), it doesn't look very well. What should be, ...
3
votes
2answers
5k views

Why does the less than equal to symbol not appear as intended in the following code?

When I use the following code on stats.stackexchange.com (which is powered by MathJax) the \le does not render properly. Is this a bug in MathJax or am I not using the \le symbol properly? $X_3 = ...
10
votes
2answers
1k views

What font package do I use to get the vertical Russan/German style integral signs?

What font package do I use to get the vertical Russan/German style integral signs? (subject says all)
19
votes
3answers
4k views

Indian rupee symbol

India has recently introduced a new symbol for its currency, the Indian rupee -- see http://en.wikipedia.org/wiki/Indian_rupee_sign. How can I typeset this in TeX / LaTeX?
81
votes
5answers
54k 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.)
17
votes
7answers
13k views

Average integral symbol

Is there in LaTeX a symbol or a macro for the average integral with a horizontal slash? I know about \strokedint, but I'd prefer the dash to be horizontal.
71
votes
2answers
12k views

How to get rid of navigation symbols in beamer?

When creating presentations in beamer, those little symbols that you can click on and will take you to different parts of your presentation are automatically included on your slides. I don't like ...
168
votes
9answers
278k views

How can I get bold math symbols?

To make Latin-letter variables bold I can use e.g. \mathbf{a}, but while putting Greek letters or symbols such as \nabla inside \mathbf doesn't cause any errors or warnings, it also doesn't do ...
41
votes
6answers
20k views

What is the best way to use quotation mark glyphs?

There are several types of quotation marks in the English language (and in other languages there are even more). There are also several ways in LaTeX to represent these. I have seen editors, that are ...
95
votes
4answers
73k views

\mid, | (vertical bar), \vert, \lvert, \rvert, \divides

What's the difference between the different vertical bars? $S = \{\, x \mid x \not= 17 \,\}$ $a \vert b$ implies $a \leq b$ when $b \ne 0$ $a|b$ implies $a \leq b$ when $b \ne 0$ $\lvert x \rvert$ is ...
8
votes
3answers
781 views

Glyph insertion

I use Linux and have available to me the "compose" key, and thus can type characters like '°', 'ß', 'ï', 'į', 'ḯ', etc. Is it inherently "bad" to use the compose key to insert the characters, should ...
4
votes
2answers
472 views

Does LaTeX support the sarcmark?

Does LaTeX have an escape sequence for the open source sarcmark?
14
votes
3answers
2k views

Can I change the font and colour of a letter permanently?

For my lectures, I like to colour the symbols in the equations to make it easier to follow what's going on - a bit like syntax highlighting. So all vector spaces are one colour, all sets another, e ...
95
votes
8answers
43k views

Correctly typesetting a tilde

How do I set the tilde (~) character correctly in LaTeX? There’s a question discussing that on Stack Overflow, with a lot of answers. But dare I say it? They all suck: \textasciitilde is too high, ...
11
votes
1answer
2k views

Slashed symbols

In my field of work, mathematical operators that live on reduced dimensions are customarily defined as the normal one with a slash through it. For example, the gradient is usually written as \nabla, ...
79
votes
9answers
70k views

What's the best way to write e-mail addresses?

When trying to write an e-mail address, there are always problems with the @ sign. Solutions I've seen suggested are using some verbatim environment (more difficult in footnotes) and using a ...
8
votes
3answers
3k views

Using custom symbols

As comprehensive as the existing set of symbols is, it doesn't have every possible symbol that could exist, and it really takes the fun out of inventing a new symbol if you can't typeset it nicely. ...
359
votes
13answers
59k views

How to look up a symbol or identify a math symbol or character?

I know what my symbol or character looks like, but I don't know what the command is or which math alphabet it came from. How do I go about finding this out?
454
votes
9answers
658k views

How does one insert a backslash or a tilde (~) into LaTeX?

How does one insert a "\" (backslash) into the text of a LaTeX document? And how does one insert a "~" (tilde)? (If you insert \~, it will give you a tilde as an accent over the following letter.) ...