{amsmath} is a package provided by AMS that enhances LaTeX's mathematical typesetting capabilities in various ways.

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6
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4answers
1k views

Resetting alignment in the align environment

I have a few aligned lists of coefficients. One set of coefficients has three columns and the other has four. At the moment I display them with two align environments: \begin{align} \gamma_1 ...
9
votes
2answers
2k views

Compact collapsing of equations and paragraphs

I want to duplicate the compact look of G. K. Batchelor's fluid dynamics book. Where a paragraph terminates such that the mathematical expression can collapse up into the vertical space of the ...
4
votes
1answer
4k views

Problem with latex2rtf. Unknown commands. How to solve it?

I'm having some difficulties to convert a TeX document into an MS-Word readable one. I'm trying to use latex2rtf but I had this output (pastebin). Looks like the main problem is some unrecognized ...
5
votes
2answers
14k views

Theorem environment - line break after label [duplicate]

Possible Duplicate: ntheorem environment with indentation Skipping line after “Proof” in proof environment \begin{theorem}[label] The theorem text. \end{theorem} I want to ...
5
votes
2answers
1k views

Theorem environment - centered line

\begin{theorem} Let apples be fruits and let tomatos be a veg. Then the following is true: \centerline{apples are veg} \end{theorem} I just read that one shouldn't use centerline because it's TeX ...
8
votes
3answers
569 views

Clash between aligned environment and TikZ?

The following code mis-renders the multi-line label: \documentclass{article} \usepackage{tikz} \usepackage{amsmath} \begin{document} \begin{equation} \begin{aligned} \begin{tikzpicture} \node (A) at ...
1
vote
0answers
70 views

Referring to a whole eqnarray [duplicate]

Possible Duplicate: numbering few equations together I've got an eqnarray with multiple equations and a label on it, e.g.: \begin{eqnarray} \hat{\delta}(q_0,\epsilon) & = & ...
1
vote
1answer
7k views

Left-align {align} environment

I have a problem writing my report in LaTeX. I dearly need this block of equations to be aligned on the left side of the page, in fact I want all my equations to be left-aligned and have the option of ...
1
vote
1answer
401 views

Display math formula in the middle of a line

I am writing a report using some template with amsmath. The equations are displayed in a way that they are flushed to the left with certain space in front. Does anyone know how it happens? How can I ...
3
votes
1answer
889 views

Redefining the amsmath equation* environment

For the background to this, see my previous question I've been trying to make changes in my LaTeX document so that math displays in black and text in red. Thanks to Stefan Kottwitz and Torbjørn T. ...
11
votes
3answers
31k views

Clean-Looking Piecewise-Defined Functions

I want to write a clean-looking piecewise defined function. There's a similar post here: How to write a function (piecewise) with bracket outside?, but I have follow-up questions. The two options I ...
4
votes
2answers
421 views

Making \[ and \] behave as \begin{gather*} and \end{gather*}

I'm trying to redefine \[ and \] so that they behave as \begin{gather*} and end{gather*}. I've been doing this using \DeclareRobustCommmand; however, when I try to compile the following minimal ...
17
votes
2answers
14k views

Normal subgroups

To typeset that H is a normal subgroup of G, I would use H\unlhd G. However, the result doesn't satisfy myself, since the G seems too close to the triangle: Adding a space \ makes "too much ...
10
votes
2answers
196 views

Different symbols in $…$ and align environments

Is there a way to force LaTeX to produce different symbols either in $...$ or \begin{align}...\end{align} environments? For example $ \mymacro $ should lead to A while \begin{align} \mymacro ...
15
votes
1answer
850 views

How does this macro for augmented matrices work?

I've used this code I found somewhere to typeset literally hundreds of augmented matrices, and it's been amazing: \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{arydshln} ...
7
votes
1answer
1k views

Conflict: kluwer and amsmath

When I try to use the document class kluwer together with amsmath there seems to be a conflict. Is is possible to avoid this conflict? I have tried to add \let\iint\noexists before loading amsmath as ...
3
votes
2answers
787 views

Amsmath, spacing, left alignment

It was recommended that I include amsmath package to use \tag{} (which works). When I do this however, it somehow changes my predefined spacing; I would like everything to be left aligned, no left ...
6
votes
1answer
3k views

\alert within align in Beamer

I am trying to use alert within the AMS-math align environment, so that sets of equations uncover sequentially and are highlighted. I would expect something like this to work: \begin{align} ...
11
votes
1answer
2k views

Referencing subequations with cleveref

I try to refer to the parent number of subequations with \cref from the cleveref package. However, I would like to change the output "eq. (...)" into "eqs. (...)" when I refer to parent numbers ...
8
votes
4answers
1k views

Better transitive closure of labelled arrow

I think the answer will be easy, but I haven't found it yet: I use labelled arrows like \xrightarrow\tau a lot. Sometimes, I need the transitive closure of such relations, which I write ...
7
votes
1answer
256 views

Using “found” code to typeset augmented matrices, want [] instead of ()

Here's a minimal example of what I'm doing presently: \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{arydshln} \makeatletter \renewcommand*\env@matrix[1][*\c@MaxMatrixCols ...
2
votes
1answer
362 views

Unwanted line breaks after equation tag when using fleqn and leqno

When you use fleqn and leqno and assign your own equations tags with \tag to equations in environments such as gather and align and you assign a tag with a certain length, then there's a line break ...
1
vote
1answer
2k views

Strange Underfull \vbox problem [closed]

This is the code: \[ \left. \begin{aligned} K_1 \cos{\theta^{(1)}_4} - K_2 \cos{\theta^{(1)}_2} + K_3 & = \cos(\theta^{(1)}_4 - \theta^{(1)}_2) \\ K_1 \cos{\theta^{(2)}_4} - K_2 ...
2
votes
1answer
3k views

\numcases with \tag

I would like to label some cases with specific tags, and was hoping for something like \begin{numcases}{A = } \frac{r}{a} & r > a \tag{G} \\ \frac{a}{r} & r < a \tag{H} \end{numcases} ...
0
votes
0answers
110 views

How to type hyperbolic secant (sech)? [duplicate]

Possible Duplicate: Define additional math operators to be typeset in roman I'm trying to type the sech (Hyperbolic Secant) in LaTeX, but when I do use \sech(z) it will be known as an ...
7
votes
1answer
941 views

Strange behavior of XITS Math in XeLaTeX for \underset and \underaccent commands

Prompted in part by the question Is there an "underscript" command?, I started wondering if the \underset (from amsmath) and \underaccent (from accents) commands work equally when using XeLaTeX ...
24
votes
3answers
7k views

\DeclareMathOperator won't take arguments

I'd like to define a family of math operators that have the same superscript, but different subscripts. My first attempt was: \DeclareMathOperator{\Upd}[1]{U^M_{#1}} But the log tells me that: l.3 ...
11
votes
4answers
11k views

How to show two groups of equations side by side: one implies the other?

I would like to show a bunch of equations can imply another bunch of equations, with double right arrow in between. Here are two trials of mine: one is to use another level of math mode to enclose the ...
9
votes
2answers
4k views

How can I put a matrix in a figure caption?

I would like to put a matrix in a figure caption. The following example demonstrates the idea: \documentclass{amsart} \usepackage{graphics, epsfig, psfrag} \begin{document} \begin{figure} ...
1
vote
0answers
138 views

How to type a double limit? [duplicate]

Possible Duplicate: Separate long math text under sum symbol into different lines? I'm interested in typesetting the following double-limit:
16
votes
6answers
31k views

\qed for theorems without proofs

It is common to place a \qed-Box at the end of a theorem statement (or lemma, corollary, ...) if we give no proof for that statement. How can I do this in LaTeX? If I place a qed-box at the end of ...
7
votes
2answers
202 views

Is gather* equivalent to displaymath?

Is gather* with one line of math equivalent to displaymath?
1
vote
1answer
993 views

\allowdisplaybreaks does not work anymore if empheq is loaded

I'm using the package mathtools using the option showonlyrefs. This works fine, however some equation numbers are skipped. If I understood the manual correctly I need to load empheq to fix this. This ...
13
votes
3answers
9k views

A version of colorbox that works inside math environments

I'd like to highlight particular parts of an amsmath environment. Here's a minimal working example: \documentclass{article} \usepackage{amsmath,color} \newcommand{\abs}[1]{\lvert#1\rvert} ...
4
votes
1answer
648 views

Left-hand vertical rule applied to flalign environment with automatic pagebreak

I am referring to the coderule environment (see Override \centering to left justify an image) presented earlier by @TH as answer to the following question: Override \centering to left justify an image ...
6
votes
1answer
1k views

Turn off numbering on unused equations [duplicate]

Possible Duplicate: How do I number equations only if they are referred to in the text? While I am writing a document, I like to use align rather than align* and label them for all ...
1
vote
1answer
2k views

split and intertext

I was wondering if there is a way of introducing intertext within a split environment. I would like to be able to write something like \documentclass{article}[10pt] \usepackage{amsmath, hyperref, ...
14
votes
2answers
4k views

inserting sentences between subequations

My apologies for asking so many questions here. I want to introduce a sentence in between 2 subequations which is not in math mode. Here is the code that I am using: ...
7
votes
2answers
370 views

How to stop fractions in display equations from running into each other?

Is there some standard way to create multiple display equations like the following without having to use: \renewcommand*{\arraystretch}{2} (so that the two rows in the second equation don't get ...
6
votes
2answers
3k views

Does the intlimits option work in amsmath package?

AMSMath manual states that (1) "sumlimits (default) Place the subscripts and superscripts of summation symbols above and below, in displayed equations." (2) "intlimits Like sumlimits, ...
10
votes
4answers
21k views

side-by-side equations, with equation numbers for each

The align command from amsmath allows me to put two equations side-by-side: \begin{align} x = y && a = b \end{align} Unfortunately for my purposes, this shows both equations under one ...
17
votes
5answers
2k views

Underbrace under sqrt content

I am trying to use underbrace to clarify the arguments to a sqrt. However this causes the square root sign to reach all the way down to the bottom of the text under the brace(s), which is not what I ...
6
votes
5answers
2k views

Breaking up an equation in the align* environment

I'm trying to produce the following formatting without use of all the \quad commands to get the last equation to align nicely across the break up (a(x), b(x), and c(x) are actually really long ...
5
votes
1answer
841 views

Use displaymath shorthand \[ \] for align and other amsmath environments

This question is closely related to this one: Using the displaymath shorthand \[ \] for equation or align instead. I use Multimarkdown (MMD) to generate my LaTeX documents. MMD uses the escape ...
5
votes
2answers
6k views

Must be equal and other stacked math symbols

Several times already I wanted to express something like ! A = B or n->0 X ------> oo in a math environment. How do I achieve this? On a related note: What is the correct term for ...
5
votes
1answer
5k views

How can I use an align environment flush right?

Is there an option analogous within the align environment to the left align for right align, i.e. fralign. MWE: \documentclass{article} \usepackage[fleqn]{amsmath} % Instead have [freqn]. ...
60
votes
2answers
24k views

What does each AMS package do?

In my view, any document with a substantial amount of mathematics should load the packages from AMS-TeX. Hence, most of my document's preambles contain \usepackage{amsmath, amsthm, amssymb, amsfonts} ...
4
votes
4answers
1k views

Tagging equations with three \ast

I want to tag some equations with \ast, for \ast and \ast \ast it's good, but for the third I would like to have the three \ast placed like in a triangle, so two \ast at the bottom and the third in ...
23
votes
4answers
7k views

Separate labels in cases

As much as I have tried, it doesn't seem possible to use separate labels when using a casesconstruction (from the amsmath package). Ideally, I would like to be able to write something like ...
21
votes
5answers
730 views

Conflict: onlyamsmath and TikZ

To force myself and collaborators to only use AMS-Math commands, I load this package in the preamble: \usepackage[all,warning]{onlyamsmath} However, when this is combined with TikZ, I get into ...