{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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12
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1answer
1k views

How to typeset row operations on augmented matrix

I would like to typeset row operations on a augmented matrix, but the "gauss"-package does not seem to support the vertical line just before the last column, any way to do this? Thanks!
7
votes
4answers
969 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 ...
63
votes
2answers
19k views

Using \colon or : in formulas?

I noticed that in many documents you encounter $f: X \to Y$ instead of $f \colon X \to Y$. Another example are quantified expressions: $\forall x: P (x)$ versus $\forall x \colon P(x)$. I find the ...
64
votes
3answers
243k 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 ...
52
votes
4answers
3k views

How do I display pi in LaTeX like Don?

Way back in 1979, Donald Knuth, tried to give the feeling that π is irrational using the idea of infinite sequence of smaller and smaller font sizes like what I have tried to do here using HTML and ...
51
votes
1answer
51k 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} $f^{(n)}(x)$ & $f^{(n)}(0)$ \\ ...
58
votes
5answers
19k 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. ...
23
votes
2answers
14k 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 ...
27
votes
2answers
2k 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
10k 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 ...
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?
19
votes
4answers
15k 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
17
votes
2answers
2k views

How do I get different colors for math and for text?

I want to include something in my LaTeX article that will make all mathematical formulae appear in black, while all text (including everything inside \text{}s in the middle of mathematical formulae) ...
17
votes
3answers
6k views

How to raise a subscript?

For some reason, I need to write a “minus” sign as a subscript on some symbols, but if I simply write $\Pi_{-}$ the result looks kind of odd. I've found that $\Pi{\scriptstyle -}$ looks reasonably ...
32
votes
4answers
8k 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 ...
27
votes
5answers
17k 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 ...
22
votes
6answers
20k 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 ...
22
votes
3answers
15k views

Footnote in math mode

How can I insert a footnote into math mode? I tried this (with required packages) \usepackage{amsmath} \usepackage{hyperref} \usepackage{ccaption} And i.e if I try \begin{eqnarray} foo && ...
14
votes
2answers
5k views

How can I change the whitespace above and below math displays?

I'm looking to squeeze an article written in LaTeX with amsmath to a set number of pages. In the text, I have a number of numbered math displays which I refer to throughout. However, they take up ...
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 - ...
8
votes
1answer
682 views

Can I redefine the dollar

I want to capture the math mode through a redefinition of the $. I thought about something like \def$#1${here was a formula} % to test $x+y=z$ I would expect "here was a formula" as output. Is it ...
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}
14
votes
1answer
1k 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{...} ...
9
votes
1answer
4k 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: ...
12
votes
2answers
2k 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 ...
11
votes
3answers
979 views

How to extend the text under summation symbol without making extra space

I want to get the following: I tried the following \[ a(i,k) \leftarrow \min\Big\{0, r(k,k) + \sum_{i^{'} | i^{'}\notin \{i,k\}}\max\{0, r(i{'},k)\}\Big\} \] and got How can I make the ...
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 ...
3
votes
1answer
890 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
6k 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: ...
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} ...
9
votes
2answers
2k views

Fractions with large elements

What is best practice for typesetting fractions with large objects in the numerator and denominator? For example, fractions with limits, integrals, summations, etc... cause the expressions to look ...
7
votes
2answers
437 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
824 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 ...
4
votes
1answer
551 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
8k 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 ...
91
votes
3answers
36k 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 ...
48
votes
3answers
39k views

How to put a big bracket under different parts of a equation so that I could write e.g. a text specific to that part in the equation?

How to put a big bracket under different parts of a equation so that I could write e.g. a text specific to that part in the equation? For example : f = x^3 + 2 |___| |__| | | ...
38
votes
5answers
6k 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 $k_B$, ...
25
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 ...
24
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 ...
31
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 ...
37
votes
5answers
5k views

How to automatically resize the vertical bar in a set comprehension?

I have a simple command which I use to write set comprehensions so that the braces automatically resize with respect to size of the enclosed arguments, e.g. \usepackage{amsmath} ...
26
votes
3answers
30k 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...
21
votes
2answers
6k 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 ...
12
votes
3answers
3k views

Arrow between parts of equation in LaTeX

I want to make an arrow under an equation pointing from one part of the equation to another. A bit like an underbrace, but with an arrow. How can I do this?
23
votes
2answers
5k views

How can I prevent LaTeX from breaking inline formulas globally?

I am using the acmsmall template and my inline formulas are being broken at equal signs and arrows; how can I prevent them from being typeset like that globally (i.e. without having to put tildes ...
20
votes
3answers
12k views

\hfill in math mode

Is there any easy way of declaring a new command which emulates \hfill in math mode. I don't want flalign or something similar. I want to use the command in the same way (and with the same freedom) I ...
14
votes
3answers
3k views

Multiple letters without spacing in Math [duplicate]

Is there something I can add to the preamble of my document such that multiple letters without spacing in a Math environment (such as $NP$) do not have extra spacing between them and are not ...