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

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5
votes
2answers
218 views

Extend box around equation to the entire line

My question is simple: I use \boxed from the amsmath package and so far so good. The single issue I have is that I use the boxed environment on its own line, but the box is only around the equation, ...
5
votes
4answers
215 views

Exam Class: how to avoid question going beyond margin

I'm able to create question paper using LaTeX code mentioned below: \documentclass{exam} \usepackage[margin=0.7in,headheight=3.5\baselineskip,headsep=1\baselineskip,includehead]{geometry} ...
5
votes
2answers
140 views

Matrices with llncs class

I have the following snippet to display a matrix equation using the regular amsmath packages: \begin{equation} S(x) = \begin{pmatrix} 0 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & ...
5
votes
3answers
139 views

Aligning Summations Over Differing Numbers of Sets

I'm trying to align a set of constraints for a linear program formulation. The issue I'm having is that some of the summations are over two (or more) sets, while others are only over one. This makes ...
5
votes
3answers
3k views

Left-align math with fleqn inside split environment

Below, how would I move the first math-line left so that a^2 left-aligns with where? \documentclass{article} \usepackage[fleqn]{amsmath} \begin{document} \setlength{\parindent}{0pt} Some text ...
5
votes
2answers
542 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 ...
5
votes
2answers
304 views

colortbl and amsmath conflict

I have a problem with colortbl and amsmath. Is someone here aware of a conflict between these two packages? \documentclass[10pt]{article} \usepackage{amsmath} %\usepackage{colortbl} \begin{document} ...
5
votes
1answer
96 views

Incompatibility of zref-perpage and amsmath

If amsmath is loaded after zref-perpage, zref-perpage will not reset counters in each page. What should be done to fix this except changing the loading order: \documentclass{article} ...
5
votes
1answer
214 views

Centering first line of an align environment (Simulating \multicolumn{2}{c})

I often need align environments where the first line is centered, e.g., when first introducing the types of the functions to be defined, then defining them. I essentially want to obtain the effect ...
5
votes
2answers
221 views

Number of Equation: 1, 1a, 1b

Following Problem: I have a PDE and two boundary conditions what i actually want is: PDE (1) BC1 (1a) BC2 (1b) and what i have is: PDE (1) BC1 (2a) BC2 (2b) is there something which provides a ...
5
votes
1answer
113 views

Missing $ inserted error when using \frac inside subequations environment?

Here's a MNWE (minimum not working example): \documentclass[12pt,letterpaper]{article} \usepackage{amsmath} \usepackage{amsthm} \usepackage{amsfonts} \usepackage{amssymb} \begin{document} ...
5
votes
1answer
77 views

How can I align the first row of these equations?

\documentclass[ngerman]{scrartcl} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \usepackage{babel} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \begin{document} ...
5
votes
1answer
166 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} ...
5
votes
2answers
211 views

Add equation name besides equation number (so that \eqref inserts only the number)

I am trying to add equation names besides the equation numbers but, in addition, in such a way that \eqref inserts just the number. Inspired by the top answer in Add equation name underneath equation ...
5
votes
4answers
128 views

Multiple alignment points in equations and no curly brackets for correcting spacing

Consider the following example: \documentclass{article} \usepackage{amsmath} \usepackage{siunitx} \begin{document} \begin{alignat*}{5} &\text{Honning:}\qquad ...
5
votes
1answer
2k views

`missing $ inserted` Error when not putting $ before and after array environment

Considering this answer I added $ before and after the array, i. e. before \begin{array} and after \end{array} in the following code. Then the former missing $ inserted Error was gone. ...
5
votes
1answer
135 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} ...
5
votes
1answer
121 views

How to get proper spacing when typesetting an expression such as $f\left(\frac{y}{2}\right)

I am trying to typeset the value of a function $f$ for $x = \frac{y}{2}$ (or something other which requires more vertical space). To get properly sized parentheses I tried: f\left(\frac{y}{2}\right) ...
5
votes
1answer
105 views

Horizontal alignment of long equations

I hope that the following question is not a duplicate but I could not find a definite answer. I'm trying to obtain the the same result as Formula (1) in the picture next, but I feel that my approach ...
5
votes
3answers
326 views

Conflict between amsmath and ntheorem, or, how I fell into an infinite troubleshooting loop

There are similar questions on this site, but nothing quite fixed this problem for me. When using amsmath with ntheorem I get either a missing end of theorem symbol (when my theorem ends with an ...
5
votes
2answers
715 views

LuaLaTeX AMS-Typesetting bug with sum\limits under sqrt

it looks as if there is a bug in math-typeseeting with lualatex using ams. An minimum example showing this is \documentclass[12pt]{report} \usepackage{amsmath} \begin{document} This looks OK, but ...
5
votes
1answer
3k views

Bad math environment delimiter: ntheorem with thmmarks, Display math and split

Using a combination of \usepackage[amsmath,thmmarks]{ntheorem}, display math enclosed in \[ \] and a \begin{split} environment inside it, pdflatex freaks out completely: ! LaTeX Error: Bad math ...
5
votes
1answer
220 views

Can anyone explain why setting \lineskiplimit breaks align?

OK, so this is a follow-up to one of my previous questions: If you uncomment the \lineskiplimit line, LaTeX goes crazy. Why? Does anyone have an idea how to fix it (without manually changing ...
5
votes
1answer
149 views

Centering item along several nodes in bmatrix

How can I position X exactly in the middle of space between a and d column? \documentclass{article} \usepackage{amsmath} \begin{document} \[ \begin{bmatrix} a & b & c & d & e \\ ...
5
votes
2answers
704 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 ...
5
votes
1answer
687 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
1answer
2k views

How to change the way theorems are displayed with LyX?

The theorems are currently all displayed in bold, but I would like to display them in small-caps. My question is much like this one. However, I am using LyX with an AMS style document class, and was ...
5
votes
1answer
615 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 }{ ...
5
votes
1answer
137 views

Show integration limits above & below the integral

Well considering this code, the "E" is shown after the integral: \begin{equation} m = \iiint_E \rho \ \mathrm{d}V \end{equation} The limit is shown slightly behind the number, how can I place it in ...
5
votes
1answer
72 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? ...
5
votes
1answer
492 views

amsmath undefined control sequence

I am using \documentclass{report} and \usepackage{amsmath}. My problem is relation symbols such as \backsim \lesssim \gnsim are not working. Everytime I try to use such symbols error ...
5
votes
2answers
117 views

How can I DeclareMathOperator* with spacing after it, preserving the alignment?

In the context of optimization problems, I'm using \usepackage{amsmath} \DeclareMathOperator*{\minimize}{\text{minimize}} \DeclareMathOperator*{\subjto}{\text{subject to}} to declare some operators ...
5
votes
2answers
78 views

How to make \dots from amsmath and ellipsis work together

The amsmath package changes the \dots command to have different vertical alignment depending on context (I'm not sure if it does anything else to it). The ellipsis package changes the \dots command to ...
5
votes
2answers
110 views

How to create a math environment with one row on one side, and two on the other?

I have the following math equations: \begin{align*} &\mathcal{H} = \mathcal{H}^{(0)} + \mathcal{H}^{(1)} \\ &\mathcal{H}^{(0)} = -\frac{\hbar^2}{2m}(\nabla_{1}^{2} + \nabla_{2}^{2}) - ...
5
votes
1answer
170 views

Amsmath and tikz - conflict?

I have a problem with: \documentclass{minimal} \usepackage[T1]{fontenc} \usepackage[french]{babel} \usepackage{amsmath} \usepackage{tikz} \begin{document} \pgfmathparse{ifthenelse(1<0, ...
5
votes
1answer
3k views

Amsart: footnote for the author

Assume the following code: \usepackage{amssymb} \usepackage{graphicx} % if you want to include graphics files \usepackage{amsmath} \usepackage{amsthm}\begin{document} ...
5
votes
2answers
1k views

Aligned multline

I want to show the derivation of a formula where I encounter long formulae. Unfortunately the derivation is very complex, so I have to show some intermediate steps. My problem is, that I want to mix ...
5
votes
1answer
849 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 ...
5
votes
1answer
295 views

The font of operator names: the size

A while ago, I asked what was the correct way of changing the font used to set operator names. I stabilized at: \DeclareSymbolFont{sfoperators}{OT1}{cmss}{m}{n} ...
5
votes
1answer
1k views

\listoffigures chokes on inline math delimiters in captions. What is going on?

I'm working on my thesis, and I've realized that, any time I try to use \( \)-type inline delimiters in captions, that pdflatex breaks. While I can weasel out of actually \needing\ math in my ...
5
votes
1answer
164 views

LuaLaTeX - Linux libertine (math and pgfplots)

I have some problems using Linux libertine font within equations or pgfplots and tried this answer but it doesn't work. \documentclass{article} \usepackage{fontspec} \usepackage{pgfplots} ...
5
votes
1answer
88 views

AMSMath \implies and a superscript symbol

I would like to have a superscript symbol attached to the implies-arrow, i.e., something like that \[ \implies^f \] However, this does not work. A similar question was asked here: question But ...
5
votes
1answer
60 views

Using a macro with ifx inside of a bmatrix

The following code does not compile if I don't have the extra braces around the entries of the matrix, and I don't know why. Can I modify \switcher to obviate the need for these extra braces? ...
5
votes
1answer
310 views

Sequential equation numbering when using 'report' class [duplicate]

I would like to use sequential equation numbering but I am using the report class which defaults to numbering equations within chapters. I would really appreciate if someone could help me with this.
5
votes
1answer
95 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 ...
5
votes
1answer
332 views

Annotated equations

I need many of my equations to have annotations stating their domain of validity, or certain conditions for which the equation is true. Preferably, these would be flush right against the equation ...
5
votes
1answer
78 views

But why are the two sets of absolute parentheses different sizes?

Silly question maybe - but why are the two sets of absolute different sizes? Is there an easy way to set the size locally - or globally? \documentclass{article} \usepackage{amsmath} ...
5
votes
1answer
492 views

font name with a space, using XeLaTeX and fontspec

I use XeLaTeX, amsmath, fontspec, unicode-math and standalone to create a pdf containing one single equation which I then import to Inkscape for a poster. When using font names with a space in it, ...
5
votes
1answer
272 views

Unicode math with amsmath, new error

After applying the most recent ctan updates, the following MWE does not compile with lualuatex. There is an error given ending with \cs_set_nopar:Npx that I can't make sense of. ...
5
votes
1answer
306 views

Access every cell of amsmath's align environment

I'd like to create an environment that basically behaves like amsmath's (v. 2.13) align environment, i.e. line numbering, \label, \tag, \intertext ... are available. Since I don't want to reinvent ...