{equations} is about the various environments to typeset displaystyle mathematics, e.g. equation and {align}. For general questions about mathematical typesetting use {math-mode}. Both tags are possible on the same question.

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9
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2answers
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Changing the font for equation numbering

I know that I can change the font for the equation numbers by redefining the \theequation command by, say, \renewcommand{\theequation}{{\sffamily\arabic{equation}}} I am wondering if there's a ...
15
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4answers
5k views

Intertext vertical spacing

How do I reduce the vertical spacing of \intertext?
13
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3answers
4k views

How to Make Theorems and Equations Share Numbering

How do I make theorems and equations share numbering? The default numbering system goes like this: Theorem 1. Blah blah blah... 1=0+1 (1) Theorem 2. More blahs... Theorem 3. No more ...
15
votes
3answers
7k views

Aligning across 'aligned' equation blocks

I'd like to format two groups of equations such that all their equal signs line up and such that I can put a big brace to the right of each block to annotate that block. The last part is easily ...
5
votes
1answer
1k views

Embedding large equation in tabular

When I put an equation in a tabular, it gets vertically compressed. How do I prevent that?
18
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1answer
14k views

How can I add left aligned text to an equation?

I have a document I am trying to copy to learn TeX. Here is what I have encountered: How can I have the "or" in the equation. This is what I have right now: \[ f = ma; \] But $a$ is the change in ...
13
votes
1answer
3k views

Using braces to label parts of an equation

Given an equation, say Bayes' rule, $P(X \mid O) \propto P(X)P(O \mid X)$ how do I label the different parts of the equation using curly braces?
12
votes
2answers
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Increase spacing in split environment

I'm writing long equations with the split environment: \begin{equation} \begin{split} ... \\ ... \\ ... \end{split} \end{equation} The problem is that the single lines are a bit high, and there is ...
3
votes
4answers
335 views

What is a good way to stack things in an equation?

I have a string of inequalities, and somewhere in the middle I have two things which are equal. To fit this nicely on a single line, I would like to stack the equal things. So I wanted to do ...
21
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1answer
4k views

Aligned equations inside of TikZ node.

How can I create a tree node with an aligned math equations inside? \begin{align} \end{align} doesn't work \begin{minipage}{100} \begin{align} ... \end{align} \end{minipage} Gives a lot ...
9
votes
4answers
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Bold text and newlines inside equations.

What I'm doing: \usepackage{amsmath} \usepackage{amsthm} \usepackage{eucal} \usepackage{amssymb} \usepackage{mathrsfs} % don't know what some of those do, but i think all the math related ones are % ...
41
votes
3answers
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Which command should I use for displayed equations?

A number of related questions have already been asked about this issue: align vs equation which is preferable to what to do with this hyperref note on amsmath and even eqnarray vs align But I'm ...
18
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4answers
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What to do with this hyperref note on amsmath?

http://www.ctan.org/tex-archive/macros/latex/contrib/hyperref/ has this note copied below: amsmath ------------- The environments equation and eqnarray are not supported too well. For ...
4
votes
2answers
239 views

Determining the height of the current line, especially in displayed math

Is there a way to determine the height of the current line? More specifically, after the hbox comprising the current line is finalized, I'd like to determine it's height (and perhaps also depth) and ...
16
votes
1answer
9k views

Adding line numbers to latex and respecting equations

It's often convenient to add line numbers to a page automatically and the lineno package generally does the trick. But I've had two problems with it It doesn't seem to align the line numbers with ...
37
votes
4answers
12k views

How can I get rid of indentation after an equation?

I'm a total newbie to LaTeX and I get very annoyed about this. Every time I write an equation, the text following the equation has some indentation but I don't want it to be there! Look at the ...
266
votes
8answers
23k views

Why is \[ … \] preferable to $$ … $$?

I've heard that you should use \[ ... \] for displayed equations instead of $$ ... $$, but why is that? I'd assumed that it's so that you can more easily tell which are starting and which are ending ...
16
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1answer
7k views

How to reference equations using letters and numbers

Sometimes it is convenient to refer to a group of equations by a letter and a number. For example: 2+1 (A1) 2+4 (A2) x^4 (B3) x^e (B4) Placing ...
44
votes
4answers
8k views

align vs equation

I always use align in my documents, and avoid equation. Is there anything wrong with that? My reasoning behind this: align > equation, so why not use it?
33
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5answers
5k views

How can I get an underbrace and an overbrace to partially overlap in an equation?

Sometimes I want to describe portions of an equation using \underbrace and \overbrace in such a way that the portions are not completely distinct, for example: /-------\ x = A + B + C + D + E ...
93
votes
5answers
126k views

eqnarray vs align

Motivation I want to include a list of related equations, say, for a proof, in my LaTeX document. As far as I know, I have two good options, eqnarray and align. Question What is the difference ...
35
votes
11answers
7k views

Embedding LaTeX equations into a webpage

I'd like to include some basic math equations into a webpage. Is there an easy way of either compiling the LaTeX into an image which I can upload, or else of having the browser parse the code?