{math-mode} is about typesetting mathematical content, e.g. tweaking the appearance of spacing and symbols in a formula, or producing specific mathematical constructs. For questions about "wrapper" environments like equation or align, consider the tag {equations}.

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11
votes
4answers
7k views

How to export a equation as a image without background?

For example, if we have a equation on a file like: \documentclass[12pt]{standalone} \usepackage{varwidth} \usepackage[utf8x]{inputenc} \usepackage[T1]{fontenc} \usepackage{amsmath, amssymb, ...
11
votes
1answer
3k views

“Allowing line break at ',' in inline math mode” breaks citations

In answering another question allowing line break at ',' in inline math mode, Stefan Kottwitz suggested two excellent ways to allow line breaks in inline math mode after ,. One way was to use the \...
13
votes
1answer
3k views

Blank lines in align environment

Is there a way to insert a blank line between two equations in align environment? From what I understand a blank line is interpreted as \par and \par is not allowed in align. Can I disable this "...
15
votes
5answers
3k views

Double superscript error involving tilde

When I write {{\tilde{C}}^{0}_{har}}^{\Gamma} (or the same with fewer curly brackets) in Tex I obtain a double superscript error and I can't solve it. Does someone know how to fix this?
7
votes
4answers
1k views

A \boxed alternative with minimal spacing?

The following code comes from this post. The problem is that I would like a way to automate the size of the box so as to be very small with a few of spacing, but the following solution doesn't work ...
75
votes
3answers
282k views

Big Parenthesis in an Equation

I have an equation contained inside \[...\], which automatically makes a \sum with sub- and superscripts turn big--so that the summation sign looks awkward inside parenthesis. Any idea how to make ...
56
votes
2answers
60k views

How to add extra spaces between rows in tabular environment?

I couldn't find any option that lets me expand the vertical space between rows in tabular environment. For example, \begin{tabular}{c c} $f^{(n)}(x)$ & $f^{(n)}(0)$ \\ $-2xe^{-x^{x^{x^2}}}...
64
votes
5answers
24k views

Should I \mathrm the d in my integrals?

When writing an integral, it seems like something should be done to separate the "d", as in \int f(x) dx, so as not to confuse it with a variable. I've seen it left as-is, bolded, and straightened. ...
32
votes
3answers
38k views

Size commands do not work in mathmode

MWE: \documentclass{article} \begin{document} $\wedge{\small\wedge}{\tiny\wedge}$ \end{document} All the \wedges have the same size...
32
votes
4answers
30k views

Bold italic vectors

I am trying to display vectors as bold and italic. The command \mathbf sets the letters non-italic. I also googled a bit and stumbled upon \mathbf{\em y} or \mathbfit{y}, which all didn't work. I ...
23
votes
2answers
17k views

how to select math font in document

I want to show in one document different font examples of math fonts, for example Latin Modern, Times and Charter. I know the command \usefont{T1}{lmr}{m}{n}, but have no idea how to combine that ...
20
votes
3answers
1k views

How can I create a new extensible symbol?

Given an arbitrary thin vertical symbol, can I create a new math delimiter from it (and if so, how)? Edit: Ideally, I would like to be able to create an extensible symbol, either built out an ...
28
votes
2answers
3k views

Is there an easy way to add hover text to all incidents of math mode where the hover text would contain the LaTeX code?

Adding hover text (I believe the technical term is a tooltip) to any part of any LaTeX document can be accomplished using cooltooltips.sty, as I have recently learned. I would like to do something ...
37
votes
3answers
11k views

Can I use \clap, \rlap and \llap in math mode?

The commands \clap, \llap and \rlap are useful "horizontal" analogues of \smash: they reduce the horizontal width of a box to zero, aligning the box with either the middle, left or right of the ...
36
votes
1answer
29k views

Difference between \textrm{} and \mathrm{}

Can you explain me what is the difference between \textrm{} and \mathrm{} when they are used in math mode. In what context one is preferred over the other?
29
votes
6answers
21k views

Equations in section heading/title

For reasons that are beyond me, the following MWE \documentclass{scrreprt} \usepackage{classicthesis-ldpkg} \usepackage{bm} \usepackage{amsmath} \begin{document} \section{The values of $\beta$ for ...
21
votes
4answers
18k views

Removing spaces between “words” in math mode

I'd like to set $1024 \times 768$ without any space between the three items. Is this possible? If so, how? E.g., what I get is: 1024 x 768 and what I want is: 1024x768
19
votes
4answers
4k views

Draw a line through one column of a matrix

I'd like to "cancel" (draw a line through) a column of a matrix (using \begin{pmatrix}..\end{pmatrix}). How can I do this?
33
votes
4answers
10k views

German language: use of comma in numbers

In German the comma rather than the period is used as a decimal separator and the dot is used as a thousands separator: 12.345,67. The comma creates some unwanted space when used as in $12.345,67$. Is ...
29
votes
3answers
23k views

How to put a brace on the right, not left, to group cases?

How can I get a brace on the right, not the left, to group cases, using cases? (I know actual cases look better with the brace on the left, but the items I need to group are not literally cases. They ...
26
votes
7answers
24k views

Typeset mathematical symbols also in sans serif font?

For creating the graphics for my thesis (function graphs, flow charts, line art sketches) I've chosen to use the sans serif font by \renewcommand\familydefault{\sfdefault} However when I use ...
14
votes
1answer
7k views

How can I have a bigger integral (\int) delimiter?

I'm writing some integrals and I don't like the way the \int symbol is displayed when it is followed by a big delimiter. Here's the code: \[ \int_S\biggl(\nabla\times\bar B - \mu_0\bar J - \mu_0\...
21
votes
4answers
17k views

How to typeset indices before a symbol?

I know how to write a usual index with the help of the underscore, but I seem to be unable to find out how to write an (upper/lower) index in front of a letter/text. These kind of indices are common ...
16
votes
2answers
12k views

How to get a vertical bar which is longer than \mid ?

sometimes when writing mathematical expression with partial derivatives, one needs to write a vertical bar afterwards and write the value at the which the partial derivatives are being computed as ...
15
votes
2answers
1k views

Defining scalable “white curly brackets” {| and |} (⦃ and ⦄)

I would like to construct what Unicode calls "white curly brackets" that are in addition scalable. They look like ⦃ (≈{|) and ⦄ (≈|}) and have Unicode codepoints U+2983 and U+2984. unicode-math has ...
12
votes
4answers
17k views

Strikeout in math mode

How can I strikeout words in math mode (similar to \sout with \usepackage{ulem} in text mode)? I've tried \usepackage{cancel} and \(\cancel{1+1=2}\) but that draws a diagonal line.
17
votes
3answers
28k views

Supremum of the infimum

Consider the following snippet: $$\text{d}_{H}(A,B) = \max\left\{ \sup_{a\in A} \inf_{b\in B} \text{d}(a,b),\sup_{b\in B} \inf_{a\in A}\text{d}(a,b)\right\}$$ In the output, the text under the ...
14
votes
1answer
2k views

Can I change all math output to use monospaced text?

Is there any way of modifying the preamble, so instead of typing $\mathtt{x}$ ... \begin{eqnarray} \mathtt{y} & \mathtt{=} & \mathtt{z^\pi} \end{eqnarray} I can omit the \mathtt{...} ...
13
votes
6answers
885 views

Typesetting 144…4 with “n times” under the 4's is easy, but what about \sqrt{144…4}?

Inspired by this question on the math StackExchange, suppose you want to typeset the square root of the number 144...4, that is, 1 followed by n 4's. If you write $\sqrt{1\underbrace{44\ldots4}_{n\ \...
9
votes
1answer
5k views

beamer over miktex 2.9 is not working with math environment

I have this problem where I can't built slide documents with beamer every time I include a math environment as simple as $\mu = A$. The log file posts this message at the end: !pdfTeX error: miktex-...
18
votes
7answers
15k 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.
12
votes
2answers
3k views

Exchange meaning of : and \colon

I usually use the colon symbol : to denote maps. For set syntax there is the braket package. So as the spacing of : is not appropriate, I want it to behave like \colon. I tried \documentclass{article}...
4
votes
1answer
2k views

siunitx uses math mode for symbols - workaround needed when using different fonts for math and text

This is a follow up question from Using old style fonts of palatino (mathpazo) in math mode. The original problem has been solved using siunitx instead of dcolumn. However, the problem is that I am ...
4
votes
1answer
1k views

Typesetting mathematical formulas in line breaking

When you typeset a mathematical formula is there a rule regarding the breaking of the formula in a new line, meaning if for instanse the formula breaks in a plus sign (+) or in a equal sign (=) then ...
3
votes
1answer
922 views

problem compiling some 'math' using LuaLaTeX

Have a couple of documents with the following sort of construct: \begin{equation} y=\sqrt[n]{\prod_{i=1}^{n} x_{i}} \end{equation} Compiles/renders fine using 'standard' LaTeX, but fails miserably ...
0
votes
2answers
9k views

\begin{equation}: “Display math should end with $$” error?

I'm pretty new to LaTeX, completely new actually, and there is one thing I can't quite understand. I get the error "Display math should end with $$" when writing an equation like this: \begin{...
15
votes
4answers
2k views

mathop shifts the baseline, DeclareMathOperator doesn't

Here is a little example that illustrates this strange behaviour: \documentclass{article} \usepackage{amsmath} \DeclareMathOperator\foo{\mathbf{l}} \begin{document} baseline$\mathbf{l}$baseline$\...
7
votes
2answers
493 views

Problem with typesetting maths content in an unusual font in beamer

I want to typeset math in different font called Antykwa Torunska, which supports maths. Unfortunately, when using it in beamer the math font is switched to the standard math font of beamer. How can I ...
4
votes
1answer
630 views

Missing $ inserted in maths mode

Been trying to this line to parse for a good 20mins, but all attempts have failed: \beta = $-$0.84, t = $-$2.09, P = 0.04 Could anyone tell me why I'm getting a Missing $ inserted error here?
4
votes
6answers
12k views

How can I auto adjust a equation to appear in the entire page? (Scale to equations, is this exist?)

If I have a document like this: \documentclass[landscape, 12pt]{report} \usepackage[landscape]{geometry} \usepackage[utf8x]{inputenc} \usepackage[T1]{fontenc} \usepackage{amsmath, amssymb, ...
4
votes
2answers
1k views

Despite using backslash dollar sign, error persists

\documentclass[a4paper,12pt]{article} \begin{document} \title{Kubuntu Setup} Don't forget your architecture is not i386, but x86_64. Better to use {\tt \$(uname -i)} instead of manually specifying ...
108
votes
3answers
43k views

What's the difference between \mathrm and \operatorname?

I apparently can't see the difference in a compilation (pdflatex) between \mathrm and \operatorname. So, as in the title the question is: is there a difference? Which one is preferable in what ...
39
votes
5answers
7k views

Should subscripts in math mode be upright?

In one-letter subscripts, like $x_i$, the subscript is usually typeset italic. Is this the typographically right thing to do? Consider this case: The Boltzmann constant is often written as $k_B$, ...
26
votes
6answers
3k views

Bad positioning of math accents for the beamer standard font

With a recent TeX distribution, the easy answer to this question is "load the sansmathaccent package" (which is Ariel's implementation of my answer). Actually, the corrected font should be loaded ...
28
votes
1answer
2k views

Which command should I use for textual subscripts in math mode?

Textual subscripts like in W_{total} should be typeset in an upright text font (so that code isn't good practice), as has been discussed in various questions here. Now there are several ways to ...
32
votes
6answers
2k views

Is it possible to write all mathematical formulas in a separate file and add them in main file on-demand?

Consider this scenario: I have a report to write and I want to write all mathematical formulas in a separate file and then add them in the main report file on demand (i.e. include/import/add/call a ...
22
votes
2answers
7k views

Period after math-mode equation

If I write If $x \rightarrow y$, then $y \rightarrow z$. it looks fine. But if the sentence is more involved and formulas longer, I tend to change $...$ to \[...\]. In many cases I think the result ...
41
votes
4answers
3k views

What is the Necessity of $…$ Around Numbers?

I typed up an assignment with a lot of numbers in LaTeX and turned it in to my adviser. When he returned it to me with some corrections, one of which was a lot of $ around my numbers. I understand ...
30
votes
6answers
845 views

How could LaTeX replace the tokens <= by the command \leq?

How could LaTeX replace the tokens <= by the command \leq efficiently? Example 1: I have this code: \[ 2x <= 4x - 2 \] And I want to get after the compilation this: Example 2: \[ ...
21
votes
2answers
14k views

How to get less spacing in math mode

LaTeX commands like this: Here again, four different simulations are run on networks of size $C^{G} = 25 \times\ 25 = 625$, $C^{G} = 50 \times\ 50 = 2500$, $C^{G} = 250 \times\ 250 = 62500$, and $C^{...