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

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3answers
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Cases with square brackets

How can I subdivide in cases with square brackets? I mean I want to write: ⌈ 2_i if ... rank (q, l) = | 2_i + 1 if ... ⌊ .... with square brackets, not ...
8
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2answers
766 views

\frenchspacing not setting the space factor codes correctly?

When I type \showthe\frenchspacing, I get the following output: > \frenchspacing=macro: ->\sfcode `\.1006\sfcode `\?1005\sfcode `\!1004\sfcode `\:1003\sfcode `\;1002\sfcode `\,1001 . Shouldn't all ...
8
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4answers
686 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 ...
8
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2answers
1k views

How to get the AMS mathbb font while using Palatino elsewhere

I'm a Latex user. I've been using Palatino for typesetting a piece mathematical text: \usepackage{mathpazo} \usepackage[scaled=.95]{helvet} \usepackage{courier} The results are good, however I ...
8
votes
3answers
171 views

Reduce space between 'genfrac' and indices

\documentclass{article} \usepackage{amsmath}% http://ctan.org/pkg/amsmath \DeclareRobustCommand{\eulerian}{\genfrac<>{0pt}{}} \begin{document} % Source: ...
8
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2answers
771 views

Exchange meaning of : and \colon

I usually use the colon symbol : to denote maps. For set syntax there is the braket package. So as the spacing of : is not appropriate, I want it to behave like \colon. I tried ...
8
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3answers
452 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 ...
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5answers
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How to properly subscript in a superscripted fraction?

the title says it all. It attached a MWE to display the different relative sizes of a subscript within a normal fraction and a superscripted fraction. As you can see, in the superscripted fraction the ...
8
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1answer
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Minimum length for \xrightarrow

I want to place text over arrows. The obvious choice is to use the amsmath command \xrightarrow{#1} However, sometimes the text above may be a single digit: %Example 1 \xrightarrow{1} other times ...
8
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2answers
125 views

Text misplacement with certains combinations of \mathring and \overline

If I try to compile the following document \documentclass{article} \usepackage{mathtools} \DeclareMathOperator{\Op}{Op} \begin{document} \[ 1 + \mathring \Op(4) = 2 \] \[ \overline{ 1 + \mathring ...
8
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2answers
101 views

Glossaries in Align Environment

Using glossaries commands in align environment seems to screw up the tag alignment. How can I use gls{...} commands in align environments without the tag position being altered? Consider the ...
8
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2answers
186 views

How to align multiple symbols for a long equation?

\documentclass[11pt]{article} \usepackage{xfrac, array, tabu, multirow, graphicx, setspace, dcolumn, tikz} \usepackage[fleqn]{mathtools} %the argument for d specifies the maximum number of decimal ...
8
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3answers
1k views

\left and \right in equation across multiple lines [duplicate]

Possible Duplicate: Left/Right across multiline equation Could someone explain why I can't get the left and right commands to work correctly code: \documentclass{article} ...
8
votes
1answer
307 views

Interaction between \hdotsfor and colortbl: Bug/Feature?

When using package colortbl, the command \hdotsfor fails (partially), leaving too much white space before and after the dotted part. The mwe \documentclass{book} \usepackage{colortbl} ...
8
votes
2answers
1k views

\mathrel conflict with \left,\right,\middle

I refer to this question and particularly to this answer. I defined \set by \usepackage{mathtools} ... \DeclarePairedDelimiterX\set[2]{\{}{\}}{#1 \mathrel{\delimsize|} #2} where ...
8
votes
1answer
5k 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 ...
8
votes
1answer
717 views

Amsmath has problems with $e^{\sum{x}}$

Running the code: \documentclass{article} \usepackage{amsmath} \begin{document} Test: $e^{\sum{x}}$ \end{document} Dies, yet it runs just fine with the \usepackage{amsmath} commented out. The logs ...
8
votes
1answer
139 views

How do I rescale an align environment on a beamer slide?

I'm trying to resize an equation on a beamer slide to make it larger. However, the usual approach of using \scalebox doesn't seem to work: \begin{frame} \scalebox{2}{ \begin{align} x &= y\\ y ...
8
votes
1answer
355 views

Diagnosing the “too many math alphabets” error

I recently hit up against TeX's "too many math alphabets" error. I'm trying to diagnose what is using up my math alphabets, as I can't work out where they are going. Of course, I could just start ...
8
votes
1answer
1k views

Trick LaTeX into doing double superscripts

I have a function in my .sty sheet that does a second partial derivative: \newcommand{\hpartdsq}[2]{\dfrac{\partial^2 #1}{\partial #2 ^2}} But I'd like to pass it something that already has a ...
8
votes
1answer
306 views

What causes this strange interaction between glossaries and amsmath?

MWE: greatly trimmed from a large document; XeLaTeX; full TeXLive2012 completely up-to-date: \documentclass{memoir} \usepackage{fixltx2e} \usepackage{amsmath} \usepackage{mathspec} ...
8
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1answer
846 views

eqref in captions with mathtools

I've now tried mathtools for the first time, for the sake of showonlyrefs. It works fine, except if I put an \eqref command into a figure caption, in which case I get: ! Argument of \@caption has an ...
8
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1answer
238 views

\vec{p_{\bar p}} renders strangely

When I do: \vec{p_{\bar p}} I get: instead of with the \vec shifted over a bit. Why does this happen? (Also, \vec{\mbox{p_{\bar p}}} renders identically, even though \mbox{p_{\bar p}} looks ...
8
votes
1answer
133 views

How to increase the vertical space surrounding mathematical equations?

How can I, in a systematic way, increase the vertical space surrounding mathematical equations? \documentclass{article} \RequirePackage[ansinew]{inputenc} \usepackage{amsmath} \begin{document} Ah, ...
8
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1answer
143 views

Adaptively sized delimiters that don't go beyond the size of \bigl and \bigr

I would like adaptively sized delimiters, but only up to \bigl/\bigr-size. That is, there is variation only between ordinary/normal size and one size higher. \documentclass{article} ...
8
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1answer
2k views

Why doesn't lineno number a paragraph when it is followed by an indented equation?

While searching for the source of missing line numbers, I realized that paragraphs followed immediately by an equation have no line number, but this is fixed when a space is included, e.g. the ...
8
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1answer
103 views

\cee command (from mhchem package) doesn't allow \\[10pt]

when using \cee command (from mhchem package) within align environment, \\[10pt] doesn't work. It works in align environment without \cee. Is there a workaround? here is a MWE: ...
8
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2answers
153 views

Delimitershortfall in align environment

Can you explain why the \delimitershortfall cannot be modified inside a align environment? This is a MWE: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{equation} ...
8
votes
2answers
305 views

minipage is wider than I wanted

Occasionally, the width of a minipage environment seems to be ignored. I've not kept accurate records of when this has happened. But below is purely illustrative code that shows the issue. ...
8
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1answer
2k views

Multiply defined labels using hyperref

I'm using the stackrel command to indicate important steps in the transformation of formulas. E.g. I would write: A\stackrel{(!)}{=}B so that I can later explain in text why exactly A equals B. I've ...
8
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2answers
95 views

Please help me input the following formula correctly

This is the formula I want to be made in LaTeX. The problem is to make this formula aligned. I've made something like this \begin{gather} 1 = \cos \, (\bar x, \bar x) = \cos^2 \, (\bar x, x) + ...
8
votes
2answers
178 views

Underarrow with smaller depth, shorter minimum length, and smaller arrow head?

I am using underarrows from amsmath to decorate messages with their direction, as in $\underleftarrow{\mathsf{msg}}$ () and $\underrightarrow{\mathsf{msg}}$ (). I am looking for a better underarrow, ...
8
votes
1answer
441 views

\eqref to give reference to a sequence of subequations

Suppose I have the following code \begin{subequations} \begin{align} a+b = c \label{eq.1}\\ d+e = f \label{eq.2} \end{align} \end{subequations} I want now that upon giving the reference, it ...
8
votes
1answer
5k views

Vertical space before and after align environment

I am wondering if it is possible in LaTeX to generally adjust the spacing before and after math in the align environment from amsmath. From the Mathmode-guide (by Herbert Voss) I gather that ...
8
votes
2answers
289 views

Revtex's tensor macro interferes with nested amsmath split and align environments

I've encountered a strange collision between RevTeX and AMSLaTeX. If I nest a split environment inside an align environment, it works as it should, but then the next time I use the RevTeX \tensor{} ...
8
votes
2answers
236 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 & ...
8
votes
1answer
468 views

ignoring vertical space due to overbraces in cases environment

In the following formula, I would like to change the rendering such that the lower end of the "cases" brace looks as if there were no underbraces. Is that possible? I already tried \smash and negative ...
8
votes
2answers
863 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 ...
8
votes
1answer
153 views

Align successive equations through the entire document

I am fairly new to TeX and need to create my math assignment with TeX. I have succeeded aligning all my calculations with the use of \begin{align*} and \intertext{}, however in my document i have ...
8
votes
1answer
7k views

Aligning the right parts in multiple \begin{cases}

Is there an intelligent way to left-align the parts right of & of the two cases environments shown below (if x >= 0, otherwise, if y < 0, otherwise). I wonder if there is a better way than ...
7
votes
3answers
17k views

How can I use an align environment flush left?

Is there a way possible to imitate the align environment for math mode commands, without having all writing being placed toward the center on the output page? MWE: \documentclass{article} ...
7
votes
2answers
264 views

What is wrong with defining \bal as \begin{align}?

I'm trying to define two commands \bal and \eal instead of inserting \begin{align} and \end{align} in my document, but in the code below, I'll get some errors. What is wrong with it? ...
7
votes
6answers
10k 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
3answers
2k 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} ...
7
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2answers
2k views

What's the difference between align and align*?

After some brief searching I can't find the difference between align and align*. Google summarily ignoring the * is making it harder I think. Can you tell me the difference between these two? ...
7
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2answers
292 views

Is $ … $ okay to use, while $$ … $$ is not recommended? [duplicate]

Possible Duplicate: Are \( and \) preferable to $? According to Why is \[ ... \] preferable to $$?, $$ ... $$ should not be used. My understanding is, it is because $$ ... $$ is not ...
7
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3answers
1k views

Extra space above boxed multi-line equation

Well, this question is not new. It was asked back in 2007 in texhax, and answered at the same time. However, I couldn't apply the patch as mentioned in the answer, so I decided to ask it here. ...
7
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2answers
278 views

Equation number with an apostrophe

I am writing two equations in an align environment: \begin{align} x^2+y^2=z^2, \\ x^2=7, \end{align} I would like the first equation to be labelled with e.g. (1.1) and the second equation to be ...
7
votes
3answers
611 views

How do I make the \min and max bold?

Refering to this question How to make the table fit into the column? How should I make the \min and \max bold?
7
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3answers
3k views

aligned environment of amsmath vs array environment

Today I found out the existence of the aligned environment of the amsmath package. However, I can't see the advantage of using it instead of the array environment from the example provided in ...