{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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1answer
326 views

Overbrace is not alligned correctly

Here is an equation: \documentclass[a4paper,10pt]{report} \usepackage{xltxtra} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{array} \usepackage{unicode-math} ...
4
votes
1answer
3k views

How do I number equations with roman numbers?

I would like to display a set of equations with roman numerals on the left side. The equations should be left aligned and the = should be aligned. Something like that: I) ae + bg = ae + cf ...
5
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2answers
3k views

Numbering equations in tabular environment

I wish to number equations in a table, like numbering them in \begin{equation}. ... \end{equation} Since all the equations are written as "inline" equations (for example, $a = b+c$) in ...
6
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1answer
3k views

Multiple align in equation with single equation number

I'm trying to get the following equation aligned two times per line and also I want to assign a single number to the equation. This is the code I have: \begin{alignat*}{2} [M/H] &\cong\; 0.917 ...
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1answer
151 views

Equation numbers in loop

I am using the loop command to make an exam file with unique numbers, i.e., the whole exam text is repated and only the first page of the exam looks different. I am using equation numbers in the text ...
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2answers
232 views

Alignment of equation numbering in amsbook

I use \documentclass{amsbook}. When I add an equation within an enumeration, the equation number appears further to the left than the item number, which is not so pleasant. How to make the equation ...
6
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1answer
960 views

Equation numbering restart for every theorem

How to make the equation numbering restart after every proof? One alternative is to use \numberwithin{equation}{theorem} but it shows the chapter and theorem number, like (5.5.1). I want the ...
4
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1answer
1k views

Wrapping text around a displayed equation

I have something like the following in a tex document: some text ... \[ T_y = \left\{ \begin{array}{ll} x + \alpha & \mbox{if $\alpha = \beta$}\\ x^2 + \beta & ...
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1answer
12k 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} ...
4
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1answer
6k views

Aligning different and numbered equations in Latex

I can align different lines of the same equation in Latex with this code: \begin{equation} \begin{align} \frac{\partial a}{\partial b}(x)&=\frac{\partial a}{\partial c}\times \frac{\partial ...
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2answers
4k views

left aligning the conditional statement inside an array

I have equations of the form a = b + d for i <= 4, j < 3 = c for i = 5 = d - e + u for i > 5 I am writing them using the following code in latex: \begin{equation} a = ...
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1answer
543 views

Create New Type of Align Environment with Unique Counter

I am trying to typeset some chemical equations in my thesis, and I would like to have the chemical equations have a unique counter from regular equations. I also need to have some of them align over ...
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2answers
5k views

Problems using widetext.sty

I need to prepare a document for a journal and I'm using the twocolumn option in the article class. Now I have a horrible equation that makes use of the cases environment so it's hard to split up to ...
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4answers
2k views

Most Efficient Way of Creating Left Aligned Item/Equation List

What is the best way to achieve a list where items are seamlessly aligned either left, centered, or right. I am more so interested in the items being left aligned, (for instance a series or (system) ...
9
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3answers
2k 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 ...
4
votes
1answer
375 views

Mixed Grouping in Subequations

I am looking to create a subequation environment with three equations. However, I want to group the 2nd and 3rd equations with a brace on the left side. I tried this (using the empheq package): ...
1
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1answer
387 views

Floating lines in align environment

I'm using the align environment to align some equations, and I would like to insert some comments between them. The problem is that I'm using & to align the equals, and because my comments don't ...
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3answers
971 views

Shorthand for numbered equation environment

Is there any shorthand for numbered equation environment?
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2answers
318 views

Problem with equation format when starting equation with \dot and \ddot

I am having problems with equation formatting inside the equation environment when the equations begin with \dot or \ddot When I write: \begin{equation} \ddot{\theta} + \frac{g}{l}\sin(\theta) ...
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3answers
280 views

How to properly align an equation [duplicate]

Possible Duplicate: Multiline equation with LHS alone on first line? I want to put down an equation of the form A=B. Both expressions A and B are long. What I'd like is for A to be ...
5
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0answers
441 views

mdframed: large texts with equation arrays skipping pages in \documentclass{memoir} (or book) [closed]

The package mdframed works very well enclosing plain texts with decorated frames: even when they span many pages the frame breaks accordingly! :-) Unfortunately that is not yet the case when the ...
8
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1answer
2k views

How to remove parenthesis in an equation number created by \tag?

This is probably simple, but I can't figure it out. How can I remove the parentheses around a \tag in an align equation? I would like the second line (and only that) to contain [2] instead of ([2]). A ...
2
votes
1answer
410 views

mdframed: New bug with page break?

The package mdframed works well breaking framed plain texts. I am trying hard to make it work also when the text contais equation arrays, but I keep getting strange compilation errors! My last try ...
34
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4answers
64k views

Reducing font size in equation

I wanted to type an equation in LaTeX. But it is too long to fit into one line. It involves big arrays with many columns so I cannot split it. I wanted to reduce the font size so that it can fit in ...
6
votes
3answers
4k views

Left-aligned text inside an equation

Inside an equation-like environment, I'd like to have some text that is aligned to the left margin of the text block, something like \intertext, but in the same line as the equation Something like ...
5
votes
1answer
571 views

How to prevent additional vertical space around tall inline equations

I've got a Figure caption with a couple of short inline equations in it, one of which being $\psi_\text{pseudo}$, and because of the subscript + descender, LaTeX inserts additional space between this ...
6
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3answers
22k views

Left-align math

I'm trying to left-align some math, like here (the center block with the arrows): I've tried the following: \begin{flalign*} (0, (2, q_1), (0, q_1)) \rightarrow (0, (0, q_1), (1, q_2)) \rightarrow ...
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3answers
5k views

How to put your symbol explanation for the formula?

I have a formula written in LaTeX. What is the best way to explain what the symbols mean in the formula? For example I have this equation with a where: symbol definitions \begin{equation} ...
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2answers
4k views

Cross-referencing an equation

So far I've always used non-labeled alignments with align*, but I think it's time for a small change. How do I refer to an alignment after creating it? I tried searching similar topics but I didn't ...
6
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1answer
1k views

Vertical spacing between equations and text

I'm running into an issue where if I add \nomenclature{$a$}{A}% after an equation it adds extra space. I have many equations and half of them require the \nomenclature command, however, those that ...
2
votes
1answer
471 views

Stretch the gather environment individual

In the lecture note, on I am working, we use lots of equations. To set them I use often the gather environment of the amsmath package. But how it standard looks, I don't really like. First of all, I ...
4
votes
2answers
11k views

Dividing an equation into two lines

I am trying to divide this equation into two different lines but I am not able to. I tried to use package breqn but that started giving me some compilation errors on the style file itself. \frac{ ...
7
votes
4answers
4k views

How to align a system of multiline equations?

I've got a system of equations, each of them doesn't fit the page width, so I'm searching the way to align them so that: the brace should appear to the left with no indentation the first line of ...
7
votes
1answer
764 views

Nested subequations --> Following equations get wrong numbers

In a document, I use the subequations environment inside another subequations environment - to e.g. have equations numbered as (1a), (1b), (1ca), (1cb), (1d) etc. At an overall level, all the ...
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3answers
2k views

How do I obtain multline-type alignment within a group of equations?

I want to achieve something like the following (for now achieved using Microsoft Paint): That is, I want to group a number of multi-line equations within a single equation-type environment (i.e. ...
4
votes
1answer
433 views

Numbering sequent proofs like equations

I am trying to reproduce some very old articles for use in an anthology. Some of these articles present certain rules of inference as proofs in sequent calculus, but number them along with equations, ...
5
votes
1answer
5k views

Automatic equation numbering in LyX

I would like to create automatic numbering of equations in LyX. when I entered \renewcommand\[{\begin{equation}} \renewcommand\]{\end{equation}} for the "equation" environment it worked. However, ...
8
votes
2answers
366 views

How do I expand this number into full decimal (non-scientific) notation?

I need to typeset the result of 88.6 to the 53rd power multiplied by 9216. What I need is the full number, as part of a 6 page long equation of how long it would take to walk to the Andromeda Galaxy ...
5
votes
1answer
506 views

Adjust equation numbering indent relative to a \newenvironment

I was working on a new environment for the examples I explain for my lecture notes (fancy environment), but when I create an equation using the equation environment within my newly created example ...
10
votes
2answers
829 views

Horizontal alignment within an equation using Tikz

I am trying to center horizontally the first terms of a system of equations inside the alignat environment. I don't know if Tikz is the right way to go, but as I might have to add some other ...
7
votes
1answer
3k views

How can I allow gather to break between pages? [duplicate]

Possible Duplicate: Custom alignment of columns in align environment MWE: \documentclass{article} \usepackage{lipsum} \usepackage{amsmath} \begin{document} \lipsum[1-4] \lipsum[4] ...
8
votes
3answers
3k views

How to split optimisation problem over two lines?

I have this expression involving minimisation. How do I split it over two lines? The problem is \min seems to be separated from the objective function. breqn does not seem to work, as this is not an ...
5
votes
2answers
937 views

Formatting Equation Numbers

I need the numbers of equations and brackets around to be in bold. Doing like this \usepackage{etoolbox} \pretocmd{\theequation}{\bf}{}{} only the number is produced in bold, how to bold brackets? ...
7
votes
1answer
715 views

colored equation numbers with breqn package?

I was experimenting with the use of breqn for a few unwieldy formulas, but wonder how to maintain the equation number coloring I'd been using, based on the following questions: Changing the apperance ...
9
votes
2answers
394 views

Typesetting a pattern matching equation

I want to typeset an equation for a paper. In the field of computer science we can define an equation that depends upon the form of one of it's arguments. I want to typeset this with LaTeX & ...
2
votes
0answers
66 views

Splitting a long equation while maintaining size of brackets [duplicate]

Possible Duplicate: How to make \left, \right pairs of delimiter work over multiple lines? How can I have this equation: \begin{eqnarray}\nonumber \ln T &=& -\sum\limits_{i=1}^{N} ...
5
votes
1answer
2k views

Change vertical space between numbered formula in LyX

I have inserted serveral (20) Numbered formulas directly behind eachother in LyX 2.0.3. If I export these formulas to the final version in PDF, there is a large vertical space between the formulas. ...
3
votes
2answers
467 views

Equation Spacing in AMSART

I'm having some small amount of inconsistency with my equation spacing when using the amsart class. I have the following: Paragraph 1 text here. \begin{equation} F_n = F_{n - 1} + F_{n - 2} ...
11
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1answer
3k views

Describing steps in an equation

I am always describing the steps on how a formula is achieved or describing the underlying Mathematical principles taken to solve a problem in the align environment. But the descriptions are not ...
3
votes
3answers
2k views

An extra dot after section counter while numbering equations

My sections are numbered with a dot after counter. I get it like this \renewcommand{\thesection}{\arabic{section}.} I also need the equations to be numbered within sections and I try to do it like ...