# Tagged Questions

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

8k views

### how to write maximize over multiple conditions

All, I know how to write an equation if I am maximizing over one condition. For example, $\max_{0 \leq x \leq 1} f(x)$ But I an not sure how to write it if I have to maximize the function over two ...
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### What does amsmath do to \@currentlabel?

Can someone explain what amsmath does to \@currentlabel in the align environments? Better yet: if I want to write what would be expected to be the \@currentlabel together with some other information ...
716 views

### Ignore Greek letters using \mathcal

I want to define various styles using commands, so that I can globally change them later if necessary. For example I want all sets to written using \mathcal{...}. This worked until I needed to use a ...
265 views

### Standard for typesetting mathematical objects other than variables

Is there a standard in mathematics for typesetting the textual (not symbolic) identifiers of mathematical objects other than variables? Textual identifiers of mathematical objects other than ...
258 views

### How do I make \widefbox bigger in the vertical direction?

I want to enclose some equations in a widebox, but I need to make the box bigger the the y-direction/vertical direction. How is this done? A sample code is given below (taken from the empheq manual). ...
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### Break Large Equation Between Parenthesis Using Multline

I have a very large equation that I need to write in multiple lines, but multiline is not working between parenthesis. This is my LaTeX code: \begin{multline} e^{-y \lambda_n} \left( -\frac{...
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### Why does \dot over \vec over {\bf E} gives a tilde?

When using AMSmath and trying to put a \dot over a \vec of a bold symbol it works, but subsequent instances have a tilde instead of a vector over the bold symbol, and strangely my partial wrt become ...
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### Having regular text within a lemma

I want the following lemma: Given k\"ahler metric $g_{\al \overline{\be}}$ with associated Ricci curvature $\text{Ric} =R_{\al \overline{\be}}$ the Ricci form defined by \begin{equation*} \p (X,Y)...
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### 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 ...
3k views

### What does “Limit controls must follow a math operator” mean?

When I try to compile this: \documentclass{article} \usepackage{amsmath} \usepackage{nath} \DeclareMathOperator{\argmin}{arg\,min} \begin{document} \argmin \log(\sum_{x=1}...
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### Long formula in align environment

Usually, if I have a very long formula, I will use two lines in the align environment and \qquad to space things out nicely. For example, \begin{align*} % First line \rho\left(\frac{\partial u_{r}}{\...
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I have a problem regarding the space added by \right.. I have read this answer regarding the topic, where @egreg proposes a macro that deletes this space. However, when using this in my own ...
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### How to get align or similar equation environment to use the whole line instead of centering around the equality sign

I'm creating a Beamer presentation in which a line in the equation environment should fill the whole screen and should not only be centered arround the equality sign. I think this looks nicer and is ...
394 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} ...
107 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} \usepackage{zref-...
937 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 ...
344 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 ...
519 views

### error while using amsmath package

I try to run this: \documentclass{article} \usepackage{amsmath} \renewcommand\thesection{\arabic{section}.} \makeatletter \renewcommand{\section}{ \@startsection ...
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### Using \leftroot{}, \uproot{} with closed square root symbol

As mentioned in this answer to Nice-looking p-th roots the amsmath package provides \leftroot{} and \uproot{} which allow you to move the position of the root to the left, and up in small increments. ...
984 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: \documentclass{...
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 equations ...
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?
213 views

### How to draw a vertical bar on top of a math symbol?

I can do $_\tau^{|}$ which renders: What I don't like is: The tau becomes under the baseline I can't control the line's length Can someone help me? Thanks!
101 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 ...
256 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 top/...
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### 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} \begin{...
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### 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 ...
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 equation....
435 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} \...
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### 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 ...
374 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 ...
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### 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} \usepackage[utf8]{...
3k views

### Making large substack more readable?

I have the following code: \[\mathcal{I}(A,B) = \inf_{\substack{h : M\times I\rightarrow M\\ h(\cdot,t) \;homeomorphism\\ h(x,0) = x\;\forall\;...
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: \documentclass{...
839 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 ...
4k 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 ...
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 (...
110 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 ...
2k 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} \usepackage{...
701 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} \inference{ expr }{ \begin{...
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### 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} {% \xintApply{\s}{\...
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### 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}= \...
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### 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 ...
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? ...
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 ...
130 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} \usepackage{hyperref}...
130 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 \...
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### 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 ...