{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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16
votes
2answers
807 views

Suppress equation number when not refered to [duplicate]

Is is possible to use only equation or align environments without the * and then automatically suppress the equation number if there is nothing refering to that equation? It would make the LaTeX-life ...
6
votes
1answer
362 views

Itemized Equation

I am new to latex, so please pardon me if this question seems trivial. I am writing a document and write equations in \begin{equation} ... \end{equation} since I would like the equations to be ...
5
votes
2answers
382 views

Is it possible to tweak the alignment of an equation when it is broken using breqn?

I have a looooooooong displaymath that I'm using breqn to break into smaller chunks. As there are no actual relation symbols, I've manually added \allowbreak everywhere I'd be happy for one to occur ...
7
votes
1answer
1k views

Centering xymatrix in equation environment

The xymatrix diagram does not seem to vertically align when grouped in an equation environment. For example, this code produces the following image (which seems to place the xymatrix 2.5em lower than ...
3
votes
2answers
355 views

Double braces in equation

I'm trying to create the attached image formulae. But I don't know how to get the double braces to work. This is my attempt with only single brace. x(t_n) = \left\{ \begin{array}{l l} 0 ...
6
votes
1answer
209 views

The same height of text in a large document

I’m typesetting a large document that contains a lot of mathematics. The only problem is that the height of text on some pages that ends with a displayed formula is less than (about 3-6mm) the height ...
8
votes
3answers
5k views

beamer's \only command, equation counter increment does not get retained outside of \only

I've got a problem where I am using beamer's \only command, but within \only, the equation number incrementation doesn't survive. I.e., I'd like to do \only<1>{ \begin{align} equation 1 ...
12
votes
1answer
7k views

Span formula over multiple pages.

I've looked through the search but I couldn't find what I specifically want. I have the following \begin{equation} \begin{split} Very long equation \end{split} \end{equation} Now, I have half a ...
21
votes
3answers
3k views

Exporting all equations from a document as individual svg files

I'm currently a presentation based on a paper originally written in Latex. Currently, I use Kile and Ubuntu for my work. What I'm finding is that I need a large number of the equations from the ...
18
votes
5answers
1k views

Giving an equation between \[ \]'s a number

I usually use \[ ... \] to typeset equations in latex and sometimes I come back and realize that I want to have an equation number and label. I have been coming back and editing it to \begin{equation} ...
0
votes
1answer
700 views

Split equation problem

I would like to split the following equation in two parts. Very basic thing, seems to be. \begin{equation} \zeta_k(x) = \frac{\sin (\frac{1}{2} (x - x_0)) \cdots \sin(\frac{1}{2} (x-x_{k-1}))} { ...
3
votes
2answers
2k views

Multiline equation and text

I would really like to get a multiline equation with text explaining each step. I've got close with \begin{equation*} \begin{split} A \simeq & B \mbox{[Lemma 8.35(iii)]} \\ \simeq ...
4
votes
1answer
886 views

Multiple equation numbers for a tikz picture

I am attempting to draw two related exact sequences in the same tikz picture, for alignment purposes. I currently have wrapped the tikzpicture environment in an equation environment, so that both ...
16
votes
2answers
35k views

How to link an equation in LaTeX

I am wondering how I can link an equation in LaTeX, I mean when I click on the link then I'll be directed to that specific equation.
4
votes
1answer
2k views

Newline in equations

The code looks something like: $$ If \ abs(dx) = abs(dy) \ then \\ step = abs(dx)\\ else \\ step = abs(dy)\\ $$ I want the '\\' to ...
6
votes
1answer
12k views

How to shift one equation only towards the left margin

I have an equation extending into the right margin and off the page. I have many equations. For this equation only, I would like to shift it to the left. MWE below. \documentclass[twoside]{book} ...
13
votes
2answers
15k views

Use of \small in the equation environment

My equations are a little too large for the normal eqnarray environment, so I've been using the \small delimiters around the \begin{eqnarray} ... \end{eqnarray}. Unfortunately, this causes the the ...
9
votes
3answers
12k views

List of Equations / Table of Equations

After finding Table of Equations and http://www.latex-community.org/forum/viewtopic.php?f=5&t=428, I set about making a List of Equations for my document. The catch here is that we already have a ...
6
votes
3answers
8k views

Change border color of a \boxed equation?

I recently asked this question. The solution worked for me but I have a problem. cropped images are as small as possible. I would like to have a gif that bounds to borders of box of the equation. so I ...
8
votes
1answer
34k views

using subequations

I have an equation consisting of two parts and would like to use subequation for that. Here's the code: \usepackage{amsmath} \begin{subequations} \begin{equation} \operatorname{min}_{a,b,c} ...
12
votes
3answers
6k views

Chemistry Equations

I have the following Chemistry equation: 2LiOH(s) + CO2(g) -> Li2CO3(s) + H2O And I have the following LaTeX code: \ce{2LiOH_{(s)} + CO_{2(g)} -> Li_{2}CO_{3(s)}+ H_{2}O_{(g)}} But I ...
5
votes
3answers
2k views

Crop equations with preview package

Is it possible to avoid left space from equations previewed with preview package? \documentclass{minimal} \usepackage{amsmath} \usepackage[active,tightpage,displaymath]{preview} ...
20
votes
2answers
7k views

Highlight an equation within an align environment

I would like to define a command that puts a red box around an equation with yellow highlighting. I have the basics working pretty well. What I am unable to figure out is: How to keep the alignment ...
46
votes
3answers
22k views

How to get only one vertically centered equation number in align environment with two equations

What I have are two equations with align and I want one single equation number to refer to this system of equations. To illustrate, I have \begin{align} dr_t &= \kappa ( \theta - r_t ) dt + ...
2
votes
1answer
485 views

Could I change the default column sep of `aligned` from \quad to \qquad globally?

I need your help: to change the default column sep of aligned from \quad to \qquad globally, thanks.
12
votes
1answer
451 views

How can I extract equations from one document for use in another?

I have a LaTeX document that includes many equations. I would like to create a separate "quick reference" sheet that includes many of these equations. Instead of copy-and-pasting the equations from ...
2
votes
1answer
944 views

amsart and enumerate environment

I'm using the amsart documentclass. Now the equation numbers are aligned to the left, I'm okay with that but what bothers me is the following: If I have equations in an enumerate environment it ...
5
votes
3answers
458 views

How can I align numbers in equations?

What is the best way to produce the following: (Image shows a typo)
2
votes
1answer
2k views

Multi-line equations with explanations on some lines

I would like something like this: STH = STH REASONS Explained. = STH LOOOOOOOOOOOOOOOOOOONG REASON = STH. How can I do this?
6
votes
1answer
1k views

Proof Split Over Two Pages

I have a proof that should take up only just over half a page; however, when I compile it, only the first few sentences appear in the bottom half of the page where my proof starts, and the rest is ...
41
votes
2answers
19k views

Separate long math text under sum symbol into different lines?

I have the following equation, where there is a lot of stuff under the sum symbol: \begin{equation} d(\vec{x},\vec{y})= \sum_{Z_{xy}\in\vec{Z}_{xy},\forall x\in\vec{x},\forall y\in\vec{y}} ...
4
votes
4answers
1k views

How Can I Avoid Writing “\noindent” After Equations [duplicate]

Possible Duplicate: How can I get rid of indentation after an equation? Just a quick question: For clarity, in my LaTeX files I always leave a blank line after equations: $$ equation $$ ...
9
votes
1answer
3k views

Extra vertical space between aligned equations in ConTeXt?

In LaTeX, I can use \\[3mm] for example, to put extra vertical space, if I think it will improve the readability of displayed, aligned equations. And in fact I find I do this quite a bit. But what ...
3
votes
4answers
1k views

codecogs like software/ IDE/ LaTeX environment ?

I have been using the website, codecogs for mathematical equations - and it is wonderful for a noob like me. However, I wish to avail of such support when I am offline, is there similar facility for ...
39
votes
3answers
42k views

Label equation with a symbol

I would like to label an equation with an arbitrary symbol, rather than a number, or letter. Is this possible?
18
votes
2answers
7k views

Alignment of equals sign in multiple align environments

I have multiple align environments in my document, separated by a small paragraph of text: \begin{align*} foo &= something very very long compared to the other align \end{align*} explanation ...
8
votes
1answer
3k views

Punctuation in equations

My document will contain a lot of equations, and as usual in that case I would like to use "punctuation" in the equations, like commas, colons, periods/full stops, semicolons, etc. Is there a special ...
6
votes
2answers
993 views

Modifying \everydisplay causes the align* environment to stop working

I want all displayed mathematics in my document to be typeset in the style of inline mathematics. In his answer to this question, Matthew Leingang explains how to do the opposite (typeset all inline ...
9
votes
2answers
2k views

Override default equation numbering in Beamer?

I need to override the default equation numbering behavior. I want the numbers next to equations in my Beamer slide presentation to match with the numbers of the same equations in my paper. so ...
18
votes
4answers
799 views

Inserting/Numbering/Labelling/Referencing several times the same equation written in various form

I'm looking for an automatic way in LaTeX to number a same equation that would be inserted several times (under different forms for instance). The output would look something like: some text x-y=0 ...
14
votes
2answers
6k views

How can I center text/math inside a list environment?

When using math (display) mode in conjunction with a list environment, the displayed material is not truly centered on the page; it is only centered with respect to the indentation of the item. ...
10
votes
3answers
8k views

Uncover a multiline equation with beamer

I am using the beamer class for a presentation and amsmath package for the math mode. If I uncover the formula in the following way, the formula jumps between slides, which is not intended. ...
1
vote
2answers
4k views

Equation too long [duplicate]

Possible Duplicate: How can I split an equation over two lines I have a long equation, $\operatorname{E} (Z_{n+1} - Z_n | X_1,..., X_n) = \operatorname{E} (S_{n+1}^2 - (n+1) \sigma^2 - ...
15
votes
3answers
4k views

Can I insert an image into an equation?

I would like to use a small image in an equation, where a symbol like \alpha might otherwise be. Is there a nice way to do this?
2
votes
1answer
837 views

Aligning equations by row and column — with vertical lines

I want to include two sets of equations side-by-side in a table. Here is my example: \documentclass{article} \usepackage{amsmath} \newcommand{\eqnbox}[2]{ ...
9
votes
2answers
564 views

How to create an equation library, to be called like bibtex?

I am newby in LateX, but I want to create an stand alone document to be used as a equation library where I can select my equations by calling them by name, and finally produce a list of equations used ...
4
votes
2answers
7k views

How to enumerate equations?

I want to enumerate equations in the following way: An equation is in the same line as the bullet sign. All equations are align to the left. The number of an equation is align to the right. Any ...
14
votes
9answers
840 views

Looking for a more appropriate version of \cases

Often-times I find myself wanting to write something like, That is, a vertical brace followed by a table consisting of three columns, the first and the last are math, aligned where-ever I like, and ...
9
votes
1answer
3k views

How can I add numbers to specific equations in an eqnarray*?

I know how to use \nonumber or \notag in \begin{eqnarray} \end{eqnarray} environment. But is there something like \addnumber or \addtag in \begin{eqnarray*} \end{eqnarray*} environment ? For ...
11
votes
1answer
2k 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 ...