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

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1answer
963 views

Trouble with hyperref when resetting the counter for equations (specifically with the align environment)

I am trying to reset a counter to zero; however hyperref tries to reference previous equations. I am using: \setcounter{equation}{0} And if I have labels in say align environments: ...
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 ...
6
votes
1answer
4k 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?
6
votes
3answers
88 views

How to align equations in two columns?

Well, my problem is I'm trying to find a way to write many equations and divide these into columns as you would when writing on paper, cut in some part and continue. I have achieved almost using the ...
6
votes
2answers
231 views

Brackets not tall enough with smallmatrix from amsmath

The following MWE shows that when I typeset a matrix using the smallmatrix environment from amsmath, and wrap it in a \left( \right), the parentheses generated are not big enough to reach the ...
6
votes
2answers
71 views

Expand arrows within an array

Any ideia of how I can expand the \xrightarrow so that they all have the same size? (for aesthetics) \documentclass{article} \usepackage{amsmath} % \text nas equacoes \usepackage{mathrsfs} ...
6
votes
2answers
96 views

How to mimic spacing around \bullet with \DeclareMathOperator?

I'm trying to define \conjunction by means of \textbullet instead of \bullet, since the latter looks too big in logical formulas. How can I make the spacing around \conjunction to behave like the ...
6
votes
1answer
2k views

How to achieve no indentation for a single equation?

I'd like to have a single equation without indentation at all. I know I can set it globally with \setlength{\mathindent}{0cm} But I don't know how to return to the default value after the ...
6
votes
1answer
398 views

Why can't split with curly-brace be inside align but it can be inside gather?

The following code snippet will guide you through the issue chronologically. \documentclass[preview,border=12pt,12pt]{standalone} \usepackage{mathtools} \begin{document} \section*{gather+aligned} ...
6
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2answers
94 views

Relational Operator spacing problem with alignat

I have not asked a really embarrassing question in a while, so thought it was time :-). I am stumped as to why the spacing around the = on the third line is incorrect: Notes: I realize I am ...
6
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1answer
350 views

Gauss package: gmatrix not equivalent to corresponding amsmath environment

The following quote is taken from the gauss package documentation: The package defines a new matrix environment gmatrix which behaves just like Latex's and AMS-Latex's matrix. But when using ...
6
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1answer
253 views

Automatic way to match matrix heights

I have a simple matrix equation, but one of the matrices has subscripts and superscripts on both lines: \documentclass{article} \usepackage{lmodern} \usepackage[T1]{fontenc} ...
6
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1answer
2k views

How to automatically scale `\mid` within delimiters [duplicate]

\mid within \left and \right delimiters is expected to be automatically scaled, but today I noticed such behavior: L = \sup \left\{ \sum_{x \in F} a(x) \mid F \subset X,\, |F| < \infty \right\}, ...
6
votes
1answer
3k views

amsmath “\substack”-command in section title

I do use the \substack-command in text for creating a small (2,1)-Vector. Unfortunately it does not work in the title of a section. Here a minimal example, which does not work: ...
6
votes
2answers
806 views

Multiple split equations

I find myself again and again using a combination of the gather and aligned environments. So it would be nice to not have to write so much. In particular, it is often only clear after writing the ...
6
votes
1answer
3k views

In LyX, what is the most standard way to type a system of equations?

I have a system of equations and would like the alignment to be done on the equal sign. phi_{t+1} = F\xi_{t} y_t = A'X_t \theta_t = \mu + \epsilon_t What is the most standard way ...
6
votes
1answer
211 views

Using \tag in unnumbered versions

According to the amsmath documentation (section 3.1, page 7) \tag and \tag* can also be used within the unnumbered versions of all the amsmath alignment structures It provides no examples ...
6
votes
1answer
109 views

Use a symbol in a formula that's been defined over elsewhere

In my document preamble, I'm using: \usepackage{fancyvrb} \DefineShortVerb{\|} It means I can indicate that things are to be rendered as code with |This_is_monospaced|, but now I'm trying to use ...
6
votes
1answer
1k views

unicode-math and amsmath environments

I'd like to use unicode-math but I've run into some problems. The following mwe, compiles without problems. The aligned environment is used \documentclass{article} \usepackage{amsmath} ...
6
votes
1answer
683 views

How to write centered multi-line conclusion in inference rule?

I'm using the semantic package to write inference rules and I have trouble with the following: \usepackage[inference]{semantic} \usepackage{amsmath} \begin{equation} \inference{ expr }{ ...
6
votes
1answer
49 views

Passing alignment tab character to \ifx

I have the following macro \usepackage{xintexpr} \newcommand\seq[4] %length, delimiter, generating func, last term {% \def\s##1{\def\n{##1} #3} \xintListWithSep{#2} {% ...
6
votes
1answer
108 views

pmatrix not rendering correctly — possibly a wileySix problem

Original post below A couple of people asked for a whole document: \documentclass{wileySix} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \begin{document} \[ \mathbf{y}= ...
6
votes
1answer
167 views

How to get LaTeX to ignore a specific warning?

I use \over even though it is a bad practice (yes, yes, I know I shouldn't). Whenever I compile a LaTeX file using it, I get the message: Foreign command \over; \frac or \genfrac should be used ...
6
votes
1answer
139 views

Align to top of box

This latex code (uses amsmath and proof) produces the image below: \documentclass{article} \usepackage{proof} \usepackage{amsmath} \begin{document} \begin{equation*} \infer[\forall x ...
6
votes
1answer
2k views

Align after \therefore

If I place my alignment ampersand after a therefore symbol (from amssymb), the proper spacing between the therefore and the rest of the equation is lost. Is there a way to prevent this from happening? ...
6
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1answer
1k views

Can't use some AMS binary operators

I'm using the amsmath package, and I want to put in a sentence, the not similar binary operator. I tried this: ... bla bla $ a \nsim b $ bla bla ... I get the error: "Undefined control ...
6
votes
1answer
128 views

Hyperref, amsmath, and horizontal spacing at start of a numbered equation

When amsmath is loaded before hyperref (which I thought was the preferred order), spacing within the equation environment is altered: \documentclass{article} \usepackage{amsmath} ...
6
votes
1answer
117 views

How to refer to the number of an item in an enumerate environment inside a theorem

I have something that looks like this: \usepackage{amsmath} \begin{document} \begin{thm} The following are true: \begin{enumerate} \item \label{foo} Foo \item \label{bar} Bar \item \label{baz} Baz ...
6
votes
1answer
6k views

Aligning equations with using fleqn

I use fleqn as a document class, but now I solve problem, how to align few equations to the center and few to the right. I've tried \setlength{\mathindent}{1cm} but after that is the problem that I ...
6
votes
1answer
352 views

Horizontal array of enumerated equations

This is for use in work assignments for math students. I'd like to post multiple parts for a given question, without sacrificing too much space for this. So I want a bunch of equations arrayed ...
6
votes
1answer
562 views

Equation spacing issue with fleqn (amsmath) and frenchb (Babel)

This is a follow-up to this question. Here is an exemple of the code I wrote to add a light gray background to important equations: \documentclass{article} \usepackage[fleqn]{amsmath} % ...
6
votes
1answer
1k views

using \marginnote inside a math environment in tufte-book

I've recently started using tufte-book for typesetting solutions to math problems. I like it very much that you're encouraged to use the margin, which is very nice for giving hints, pointers and ...
6
votes
2answers
111 views

Using \ensuremath inside \text

Using \ensuremath inside \text works fine and gives good results. However, I realized that the spacing in superscripts changes. I tried working with \mathchoice, but that doesn't know that it is in a ...
6
votes
3answers
504 views

Align without display math?

Is it possible to use the align environment without the display math? For example, I would like \sum to look as if it were inline. The solution given here does not work, insofar as the summation ...
6
votes
1answer
224 views

Issue with bm and breqn packages - is there a way to use a package in only part of a document?

I am a long time stack exchange reader. I always found useful information here. This is however my first post. I have a little issue that I am working on that maybe someone can provide a quicker ...
6
votes
1answer
220 views

Match upper horizontal line of two fractions with different roots

I'm learning LaTeX and encountered a problem which I'm not able to solve after reading several related problems (e.g.: Align \sqrt with baseline of other mathematical input). I will present my actual ...
6
votes
1answer
419 views

Create multiline fraction

How to create an equation like in the image below. I tried to use \cfraq and \hline but with no success. I am asking for the layout only, not the formulae.
6
votes
2answers
554 views

Equation environment for centered, equally-spaced columns of expressions

I want a environment for displaying rows and columns of mathematical expressions, such that the contents of each column is centered, and the columns are equally spaced. Rows must have optional ...
6
votes
1answer
70 views

Purpose of DOTSB in definition of \iff

What exactly is the purpose of the \DTOSB in the definition of \iff? There is a mention in Is there a left-handed equivalent of \implies? that the \DOTSB makes \iff "dots aware". But, when I try to ...
6
votes
2answers
132 views

vertical spacing in nested fraction

I have complicated math expression: Vertical spacing between text and fraction line is too small. I tried to define new \frac command (with amsmath package) with adjustable vertical spaces. As you ...
6
votes
2answers
204 views

reduce vertical space for \xrightarrow

I find the vertical spacing of amsmath's \xrightarrow too large for the underset. Is there an easy way to reduce it (i.e. put "below" close to the arrow, in the example)? \documentclass{minimal} ...
6
votes
1answer
247 views

How can I split and align this series of equations?

I know this is an issue that comes up frequently, but I keep running into issues using all the suggested examples (breqn, amsmath; split, align, etc). Here's what I have: ...
6
votes
1answer
140 views

Changing the size of the braces from the cases environment

I have created the following picture using the cases environment. For this picture I have two questions. 1) I would like to limit the size of the braces created by the cases environment to ...
6
votes
1answer
77 views

Failure of \text within theorem environment

I have an equation within the statement of one of my theorems. Within this equation, I have some text to name a function. However, when this equation appears within the theorem environment, the ...
6
votes
2answers
544 views

Is there a way to modify the default vertical spacing conventions of LaTeX left and right delimiters?

I am wondering if there is a way to modify the way left and right delimiters in LaTeX handle vertical spacing. This tends to come up when they are enclosing a fraction that has a big numerator but a ...
6
votes
1answer
460 views

Clickable hyperlink with \overset and XeLaTeX

I would like my document to have clickable hyperlinks inside \overset environments. I'm using XeLaTeX because of the fonts… This is a (rather) minimal example: \documentclass[a4paper, 12pt]{article} ...
6
votes
1answer
383 views

Understanding ext@arrows

I don't quite understand how \ext@arrow of amsmath is working. When I look at the code, its functionality seems straight forward to me at the first glance. \def\ext@arrow#1#2#3#4#5#6#7{% ...
6
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1answer
698 views

Changing the vertical alignment of `multlined` from the mathtools package

Package mathtools provides the vertical alignments top, center, and bottom: \documentclass{report} \usepackage{amsmath} \usepackage{mathtools} \begin{document} \makeatletter ...
5
votes
2answers
4k views

Unhelpful, misleading errors in amsmath environments

With the simple equation environment; \documentclass{article} \usepackage{amsmath} \begin{document} \begin{equation} a \foo b \end{equation} \end{document} you can see a helpful error message, ...
5
votes
5answers
627 views

How to format the case equation to look nicer?

I want to typeset the equation in my beamer frame: This is my solution and of course, it doesn't look well. And my code is : \[ \parbox[c][2cm]{2cm}{Attainable \\ GFlops/sec} = ...