{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.

learn more… | top users | synonyms (1)

19
votes
6answers
5k views

Multiline equation with LHS alone on first line?

I would like my multiline equations to look like this: Left-hand-side of my equation = right-hand-side number 1 = right-hand-side number 2 = etc. I know there is a simple way to do ...
15
votes
3answers
3k 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?
13
votes
2answers
443 views

Which packages/practices are relevant for writing Structured Derivations? (similar to Dijkstra's calculational style of proofs)

Does anyone know of any packages that support this style of writing proofs? The only things that I've found are: tex-ewd, a bunch of plain TeX macros on CTAN written specifically with Dijkstra in ...
12
votes
3answers
8k views

How to increase the spacing between equations in “gather”?

Is there a way to consistently increase the vertical spacing between equation lines in a gather (or gather*) environment from amsmath? Specifically, I want to produce something like \begin{gather*} ...
9
votes
4answers
48k views

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 % ...
8
votes
3answers
5k views

Modify \eqref command

I want to edit the \eqref command so that \eqref will produce Eq. (1), for example, instead of (1). Of course, I could define \newcommand{\reff}{Eq.~\eqref} but then I lose my editor's ability to ...
6
votes
2answers
2k views

Highlight an equation within an align environment with color option

I'd really like to do exactly what's being asked for in this question: Highlight an equation within an align environment, but with the ability to change the color when I call it, so that I could have ...
5
votes
2answers
802 views

hf-tikz doesn't box around equation

In TikZ based \boxed construct is causing pdflatex to hang it was suggested to use hf-tikz instead of manually using tikz. The documentation indicates that this package doesn't work properly for tall ...
5
votes
4answers
1k views

framed equations

I'm aware of possibilities to frame an "important" equation in Latex as the one suggested in mathmode for instance but I thought it would be nice to have a dedicated environment instead of putting ...
14
votes
2answers
851 views

Is it possible to have a “real” \belowdisplayshortskip?

I think this is a tough one. Have you ever wondered why TeX sometimes produces vertical spacing around equations that is far from satisfactory? An example: \documentclass{article} ...
12
votes
2answers
9k views

Linebreak between \left and \right [duplicate]

Possible Duplicate: How to make \left, \right pairs of delimiter work over multiple lines? I would like to type something like this: \begin{equation} \begin{split} \left( ba ba ba ...
12
votes
3answers
806 views

Replace the `$$ … $$` macro with the `\[ … \]` macros? - Prefer the way LaTeX lays it out, but `$` are faster to write

Is there a way to replace the $$ ... $$ macro with the \[ ... \] macros? (and replace inline mathmode as well) I realised the only way I can write the \sum_{i=1}^{10} t_i is between the \[ ... \] ...
9
votes
1answer
10k views

How to change equation numbering style

Here is my MWE: \documentclass[a4paper, 12pt]{report} \usepackage{amssymb, amscd} \begin{document} \chapter{Test} \begin{table}[h] \center \caption{Test} ...
8
votes
3answers
1k views

A vertically centered equation number on a multline environment

The multline environment does exactly what I want in splitting a long formula between lines by utilizing the horizontal space to the fullest. (I don't want the alignment features of the align ...
7
votes
1answer
2k views

Add Overbrace to describe a column of matrix

I want to add some over-braces to a matrix to get the following output: However, this this what I managed to get: I don't know how to get the neuron 1 and neuron 2 headings...I was thinking of ...
5
votes
1answer
2k views

`\hfill`-like spacing in math mode without using `align`

In question 83509, a way of getting \hfill-like behaviour in the align environment is described, but for my purposes, I need one that works in the equation environment. (I want to display some ...
5
votes
2answers
2k views

Is it possible to re-insert a LaTeX equation by label?

Is it possible to re-insert an equation in LaTeX via referencing the original equation by label? I already know, it is possible to: reuse the original equation numbering via \tag{} as described here ...
4
votes
1answer
3k views

How to move the whole block of {align*} to the left?

I use {align*} a lot, it seems that the block of {align*} are automatically centered. How could I move the block to the left margin?
8
votes
1answer
32k 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} ...
6
votes
2answers
4k views

Writing steps in an equation

What is the "best LaTeX practices" for writing equations with multiple steps? Feel free to recommend packages that might help. Do these methods work just as well within an enumeration? Here is what ...
6
votes
3answers
485 views

Uneven vertical spacing displaymath

I would like to ask you why we have uneven vertical skips between the first two and last two vectors, coming from the source: \documentclass{article} \begin{document} \[(a,b,c,d,e,f,g,h)\] ...
4
votes
3answers
176 views

Equation numbers are shown in reverse parentheses

I am using \begin{equation} a = b \end{equation} to write the equations in my paper. However, the problem is that the number related to each equation is not shown in the correct format like the ...
2
votes
1answer
866 views

Align number from enumerate with equation

I'm trying to have an equation as the first line of one of my items in an enumerate environment. Example: \begin{enumerate} \item \[ x \] \end{enumerate} I want the $x$ to have the same ...
9
votes
3answers
28k views

How can I decrease spaces between equations?

\documentclass[12pt,a4paper]{mwrep} \renewcommand\baselinestretch{1.5} \begin{document} \chapter{Test} Text text text text text text text text text text \begin{equation} 1 + 2 + 3 = 6 ...
23
votes
3answers
29k views

Adding letters to equation numbers

I want to number use a equation and add a letter to the equation number such as: f(x) =a x and g(x) = b x (3.1.1a,b) That is e.g. using \begin{equation} ... \label{eq} ...
19
votes
10answers
2k views

What useful web services are out there?

Looking at this question, I wonder what good and useful web services are out there. For example the LaTeX symbol classifier looks interesting. You can draw a symbol with your mouse and get back the ...
16
votes
2answers
777 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 ...
23
votes
2answers
3k views

Should one use thousands separators in equations?

I understand that this is not strictly a TeX question but I have recently been asked to correct an equation presented as the first example in the image below to that of the second example i.e., to use ...
21
votes
2answers
2k views

Colored underbraces for annotating equations

I am trying to implement my previous Powerpoint presentation in beamer. I have a figure like I want to create something like this in beamer. I wrote a equation as follows but I couldn't write the ...
17
votes
2answers
733 views

How do I discard a portion of an equation number when cross-referencing?

I am writing a LaTeX document in which I number equations within sections. Thus, in my preamble I have \makeatletter \@addtoreset {equation}{section} ...
18
votes
4answers
1k views

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 ...
15
votes
1answer
18k views

What is the difference between \eqref and \ref?

Is there any difference between \eqref and \ref? I used both of them in my document using the package classicthesis and saw no difference in the result. Is there any specific situation in which I ...
13
votes
3answers
10k views

How to provide a definition for symbols in a LaTeX math equation?

Say I have an equation: x = R + E What's the best way to provide a definition for R and E? Is there a way to include a line under the equation saying what the variables mean (i.e. a "where" ...
12
votes
1answer
2k 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?
5
votes
2answers
948 views

Adding labels to a formula

I have a diagram like this, explaining a formula: \documentclass{article} \usepackage{stackrel} \begin{document} $\stackrel[e+f+g+h^i]{a^b}{c d}$ \end{document} For this example, I have removed ...
17
votes
1answer
10k views

Multiple Alignment in equations

The following equations need to be aligned in two spots. If I use the align* environment then the second column of alignment is pushed to the right edge of the page. I googled this and saw that ...
10
votes
3answers
11k views

How can I box multiple aligned equations?

This question is two-fold. In my document, I currently have boxes around single equations like so: \documentclass[11pt]{article} \usepackage{amsmath} \begin{document} \begin{equation} ...
10
votes
1answer
2k views

Does amsmath provide any medium to auto-break equations?

I'm writing large equations in texlive with amsmath, and I want them to be automatically broken at the end of the line. Is there any way to do that with amsmath? What would you recommend me to do ...
15
votes
1answer
11k views

Write 'text' **correctly** in equations

Although many have attempted to explain the difference among \mathrm, \textrm, \textnormal and \text (and others?), I found them misleading. See for example the LaTeX's Wiki \mathrm explanation Why ...
15
votes
2answers
3k views

Align Equations Over Multiple Tabular Rows

I'm trying to set up a table with some equations in it, however I would like the equations on multiple rows to be aligned properly. So far I have \begin{tabular}{cc} \hline \multicolumn{1}{l}{Header ...
10
votes
1answer
808 views

Correct alignment of multiple-line inequality

I want to display a set of inequalities to look like the code below this is the lower bound ≤ this is the thing to be bounded ≤ this is the upper bound My attempt to do this is the following: ...
9
votes
2answers
543 views

Label variables of equation using tikz without using itemize

I'm trying to use tikz to label the variables of an equation. I know of a similar question (Itemized Equation) but the answer uses itemize to label the variables. I would like to do something similar ...
9
votes
4answers
1k views

Align denominator of fraction to left

The highlighted part has the equation centred, which looks rather imbalance with the top equation, is it possible to align the highlighted part to the left? Below is the code I am using. ...
8
votes
2answers
7k views

How do I keep a string of text together without it doing a line break?

I'm writing up a long paper, in which in prose I have various equations. However, I do not want a line break to occur within the equation - I want the equation to stick together. I want to do this ...
8
votes
2answers
1k views

Equation numbering problems in AMSMath environments with \pause

I'm writing a beamer presentation, and trying (unsuccessfully) to use \pause to step through a numbered array of equations, with the equations appearing in turn, and the corresponding numbers ...
7
votes
2answers
5k views

Left-alignment like Fleqn-option only for specific equations

I want to left-align some equations. (Note: I want to align the equations themselves, not code inside of the equations.) I have the following example code: \documentclass{scrartcl} ...
6
votes
1answer
776 views

Generating a worksheet

My objective is to be able to generate worksheets in categories like: Laws of Indices Simultaneous Linear equations and Quadratic equations When I say generate is to generate for example 20 ...
3
votes
1answer
4k views

Add an equation at the bottom of a two-column article

How can I place a two-column equation (a large equation that does not fit in one column) at the bottom of a page?
18
votes
4answers
794 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 ...
12
votes
2answers
963 views

Custom pagebreak in align equation

I got the following problem: Right now I am checking my equations, which are usually written in align. This looks great in most of the cases, but sometimes the pagebreaks are weird, ie there is a lot ...