{environments} is for general questions related to (La)TeX environments. For questions about environment subcategories like {lists}, {quoting} environments, or {floats} use the appropriate tag instead.

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9
votes
4answers
1k views

How to use a \write command inside a \newenvironment ?

I'd like to make a new environment which would store its content in a file, so that I can read that file at another part of the document. More specifically, I want to have an environment {proof} such ...
6
votes
2answers
3k views

In LyX, how to have itemize inside a proof?

LyX is great. I use it to write everyday documents. But it seems that its environment can only have one type; different types of environments can't be mixed. For example, you can't have itemize inside ...
6
votes
1answer
827 views

Starred equivalent in newenvironment

Let's say I want to use the align-environment in a newenvironment like this: \newenvironment{mequation}{\align}{\endalign} This works fine. However, what if I want to use the starred version of ...
5
votes
0answers
454 views

Synctex and Environments [closed]

Synctex makes it possible to jump between your LaTeX code and the compiled PDF, which is absolutely great, if you have larger documents. However it is my impression that when you use environments, ...
5
votes
1answer
3k views

How to highlight paragraph (linebreak preserving) as well as itemize, tabular etc.?

I want to highlight changes which are introduced by myself in the pdf document. So far the soul package is very neat but it does throw errors when I want to highlight not only paragraphs but also some ...
4
votes
1answer
807 views

Create an environment like the `checkboxes` in exam.cls

I am having trouble on how will i create something like the checkboxesor oneparcheckboxes environment in exam.cls. The only difference is that since the checkboxes gives circle, i'd like to create ...
13
votes
4answers
381 views

\let and sneaky redefinitions that are wrappers for the original macro: is there a similar thing for environments?

Let's say I am using some macro \foo that almost does what I want, but I actually want to add space either side of the output of \foo. I can do the following: \let\tempfoo\foo ...
13
votes
5answers
1k views

Use column-separator & (ampersand) inside \newenvironment

I'd like to define a grammar environment which basically wraps a tabular environment. Inside the grammar environment I'd like to use an environment called production to insert rows. Example: ...
10
votes
1answer
3k views

verbatim useable with a newenvironment definition?

I'm trying to create a simple newenvironment allowing me to display source code in a verbatim text block with a caption, numbering etc. The solution I'm after is with the in-built LaTeX verbatim ...
9
votes
3answers
20k views

LaTeX enumerate - bold item with non-bold text

I'm trying to customize the environment enumerate where the \item is bold but the text is not bold. What I've tried is (at the suggestion of one of the google-results): \let\origitem\item ...
8
votes
2answers
164 views

Customise counters, cross references to environments

I would like to make cross references to own defined counter on environments. So far I have tried the following, \documentclass{book} \newcounter{entryc}[subsection] ...
6
votes
1answer
619 views

How to use figure inside a exercise environment?

Trying to use figure inside an Exercise environment (exercise.sty) gives me "LaTeX Error: Not in outer par mode." Example: \documentclass{article} \usepackage[]{exercise} \begin{document} ...
6
votes
1answer
3k views

Extra intervals before and after flushright environment

I am preparing questionnaire template in LaTeX. I have the following code (simplified): \documentclass{article} \begin{document} \framebox{\parbox{4cm}{ \textbf{3. How often do you have a ...
5
votes
1answer
668 views

Splitting a command syntax across a \newenvironment definition

This question is a direct follow-up to the question Can a \newcommand Definition Contain Braces as Substitution Text? I asked yesterday. The following example is once again a counter-intuitive one, ...
5
votes
2answers
1k views

How to redefine (via `environ` package) the `pmatrix` environment?

I want to redefine the pmatrix environment provided by the amsmath package (and changed by the mathtools package) for adding good-looking delimiters. The code is below: \documentclass{article} ...
5
votes
1answer
924 views

How to create an index for custom environments?

I have defined a custom script environment, and would like to include an index in the output listing all scripts with their titles. How can I create such an index? The custom environment looks like: ...
4
votes
2answers
551 views

Turning parts of text on and off

Is there a way to turn certain parts of the text on and off in LyX/Latex ? I'm thinking of having something like an environment (lets call it "TL" for "traffic light") and a parameter t such that if ...
3
votes
2answers
13k views

Define a new block environment in LaTeX beamer

I have two kinds of examples in my document. I want to use different colors, say, red and blue. This is what I am doing now. \documentclass[]{beamer} \usetheme{Madrid} \begin{document} \begin{frame} ...
1
vote
2answers
346 views

Understanding the arguments in newtheorem e.g. \newtheorem{theorem}{Theorem}[section] [duplicate]

I would like to understand what the arguments following \newtheorem are e.g.: \newtheorem{theorem}{Theorem}[section] \newtheorem{lemma}[theorem]{Lemma} ...
1
vote
1answer
11k views

LaTeX Error: Environment table undefined

When I try to compile a latex file, I get the following error: LaTeX Error: Environment table undefined. I think the line that is causing the problem is: \begin{table} Does anybody know how I can ...
10
votes
2answers
197 views

Continuance of environment

I am using an continuous example in my text, but I don't know how to do define the corresponding nice environment. I am using the amsmath and ntheorem package and defined my own example-environment: ...
10
votes
3answers
4k views

Defining a command for amsmath's align environment

I'd like to define a shorthand command for \begin{align*} and \end{align*}. When I write \newcommand{\ba}{\begin{align*}} it works fine. But when I write \newcommand{\ea}{\end{align*}} ...
8
votes
1answer
626 views

Vertical spaces above and below longtabu

This is, in a way, a follow-up-question to New table-environment, spaces and enclosing { } in a new environment, which has already been answered conveniently by @egreg. Please compile this MWE to ...
8
votes
3answers
4k views

lrbox in \newenvironment

I cannot make lrbox work if put within a \newenvironment. I'll explain with an example. If I write: \documentclass{article} \newsavebox{\mybox} \begin{lrbox}{\mybox} ...
8
votes
2answers
3k views

What are alternatives to block?

I use \begin{block} ... \end{block} to describe formalization of some notions, and I want to write some examples under it. I still would like to stick to the structure of a block (one part for title ...
6
votes
1answer
382 views

A command to end any environment?

Wouldn't it be nice if we have a command to end an environment in a generic way? Example: \begin{itemize} \item Apple \item Banana \endenv % replaces / is an alternative to, \end{itemize} ...
6
votes
1answer
199 views

Macro, new command or new environment for code?

I am using the listings package to typeset code. I have defined a custom style using \lstdefinestyle{verbo} and then typeset code in a lstlisting environment as in the following MWE. ...
5
votes
1answer
315 views

Suppressing remarks when not needed

I have written some remarks in some of my works that are somewhat informal and repetitive in nature (mainly for my own clarification). I was wondering if there is a way of suppressing them when I ...
5
votes
2answers
1k views

Environment with first paragraph in bold and no pagebreaks

I would like to setup a new environment which typesets the first paragraph in boldface, the following paragraphs in normal text, and with (possibly) no pagebreaks between the first paragraph and the ...
4
votes
1answer
5k views

Removing vertical space before and after tabbing environment

When I write \begin{tabbing} \hspace{4in}\= \kill % set up two tab positions {\bf University }, {\it City, NW} \> PhD, Physics (2007-2011)\\ \end{tabbing} Methodology and numerical ...
3
votes
1answer
60 views

newenvironment: error with \begin{align} and \end{align}

In the example below, an error is caused by \begin{align} and \end{align} but I do not see why: \documentclass{book} \usepackage{amsmath} ...
3
votes
1answer
200 views

Environment for two columns with lstlistings

In order to reduce copy-pasting, I want to create an environment that will produce a two-column table with headers and two listings in different languages, like below: \begin{tabular}{l l} Python ...
1
vote
1answer
215 views

naming argument and optional-argument for \def, \newcommand and newenvironment

I know how to create a new command or an environment. I think it will much better if I can specify name of the arguments. For example in framebox command and array environment below, we know exactly ...
1
vote
1answer
367 views

minted Environment Inside minipage Environment

I am having to use the minted environment inside a minipage environment quite often in my document. I wanted to write a new environment for doing this, but since minted isn't designed to be included ...
1
vote
1answer
465 views

How to create a new counter for an a new environment that is in sync with subsections

I want to create an example environment with a counter which will be in sync with my subsections. So I'll have: subsection 3.2 lemma 3.2 example 3.2 example 3.3 lemma 3.3 subsection ...
1
vote
1answer
435 views

Why does pdfLaTeX fail when I try to use `begin{lstlisting}` inside a user-defined environment?

I'm having trouble with the listings package. I can't compile the following minimal example through pdfLaTeX: \documentclass[a4paper, 11pt, twoside, openright, english]{memoir} \usepackage{listings} ...
14
votes
1answer
468 views

Theorem with separate tikz environments for header and body

My initial question: I'm writing my lecture notes in LaTeX and used some customized theorem environments with amsthm so far. Now I wanted to redesign those theorems with help of tikzpicture. That's ...
22
votes
5answers
35k views

Beamer block environment without title

Is it possible to create a customised beamer block environment that only has a body and not a title? For example, I wish to typeset the following quote within a coloured block so that it stands out ...
23
votes
2answers
31k views

Example environment?

I was wondering if there is any formal environment for specifying 'examples' through out the text. If not, which environments do you recommend?
8
votes
3answers
1k views

An environment for setting \emergencystretch locally

The following environment, copied from this website about dealing with overfull hboxes, allows one to change the \tolerance parameter for just the paragraph(s) it encloses: ...
8
votes
2answers
310 views

How to make a wrapper for the figure and table environments.

I am familiar with the newenvironment command, but I was wondering, how do I carry on the parameters that are used between [ ], i.e [bht!]? I want to make a newfig and a newtab environment that will ...
6
votes
2answers
3k views

Create a \lstnewenvironment that creates named listings

I am using the \lstnewenvironment to format a set of code listings in my document. \lstnewenvironment{code} {\lstset{language=haskell, basicstyle=\small\ttfamily, numbers=left, ...
26
votes
1answer
229 views

Why is there no \provideenvironment?

LaTeX2e provides a \providecommand but there is no \provideenvironment which defines an environment only if it (or a macro with the same name) was not defined before. Is there a specific reason why it ...
24
votes
5answers
865 views

Typesetting hashtags with natural syntax

I'm using an online conversation in my document and I've made an environment to use for it. The thing is, there are many #hashtags in each post (that I'd like to color appropriately). To make it ...
15
votes
4answers
620 views

How do I use the boxed theorem name as a QED symbol

I'm wondering if there's a relatively simple way to achieve a result similar to the following: In particular, I'd like to be able to assign names and/or numbers to theorems/lemmas/propositions and ...
13
votes
4answers
11k views

Defining my own proof environment?

How would I define a proof environment that is basically used with \begin{proof} some proof here \end{proof} and it would be equivalent to: \paragraph{Proof:} some proof here \hfill \box ?
11
votes
2answers
399 views

How can I define a new minted environment with optional arguments?

I have the following mwe: % arara: pdflatex: { shell: true } % arara: pdflatex: { shell: true } \documentclass{article} \usepackage{minted} \usepackage{listings} \usepackage{caption} ...
11
votes
3answers
5k views

How to make LaTeX ignore the contents of an environment?

I would like to make a \todo command and environment whose behavior changes depending whether I define a command \showtodos. A basic \todo command is simple to write: ...
11
votes
1answer
3k views

How can I write multi line equations with alignment in inline math mode?

Is there any way to override the fact that certain environments in LaTeX are automatically "displayed"? One such example is the align* environment. I want to keep my aligned equations inline. So ...
11
votes
2answers
1k views

How do I define new environments, and why would I want to?

I've read about defining new, custom environments that can be used like \begin{thisismyown} % do some funky stuff \end{thisismyown} How do I define thisismyown, and why would I want to?