{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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6
votes
1answer
247 views

Custom environment move to end of chapter

I have written a custom example environment for formatting mathematical worked examples. These are currently included in the sections they are related to, however are sometimes looking a bit ...
6
votes
2answers
718 views

etoolbox: environment hooks in boolean switch

What did I wrong, that the following does not work here: (Edit: I mixed up the true and false parts, but I don't want to change the code, because the answers refer to this in a way confusing one.) ...
5
votes
1answer
158 views

close all environments?

Is it possible to create a macro that would close all current open environments? Or even an explicit subset of all current open environments (where the subset would be standard user environments)? ...
5
votes
1answer
198 views

Redefine verbatim environment

I have a text with source code, which I would like to display. I am using pandoc, so I have to use either verbatim or listings enviroment. Unfortunately, I can't use listings package (due to ...
5
votes
1answer
94 views

how to use conditional to define different \begin and \end environment at compile time

I just need little help on the syntax for this. I am using tex4ht, and I get an error when I use empheq for the align environment. I want to build this TeX file both in pdflatex and htlatex. I ...
5
votes
2answers
103 views

An environment for fixed figures

I am trying to create an environment that I can use to include "figures" within a framed environment. Because floats aren't allowed inside framed environments, I want to create a new environment ...
5
votes
2answers
432 views

How to color certain commands/environments?

My goal is to achieve colorings in the output document, that are similar to the syntax highlighting I use in my editor, so switching between the editing and viewing the document becomes easier on the ...
5
votes
2answers
334 views

Using align within savebox?

I have a custom environment called 'quiz' which puts its input into a savebox and then uses it later depending on a package option. The code works fine, unless I use an align* environment in which ...
5
votes
1answer
307 views

Savebox with \bgroup/\egroup doesn't work in beamer (for environment)

This works: \documentclass{article} \newsavebox{\mybox} \begin{document} \savebox{\mybox}\bgroup This is a test.\egroup\usebox{\mybox} \end{document} But this fails (Missing } inserted. at the ...
5
votes
1answer
447 views

How to prevent pagebreak for a custom environment?

I use the following custom environment emailHeader and macros to format an email header (credits belong to egreg). \definecolor{emailHeaderBackground}{RGB}{225,225,225} ...
5
votes
1answer
204 views

Newenvironment not cursive

I created a new envrionment and it looks good, but I want to distinguish between normalfont and cursive font, so here is my code: \newshadetheorem{beispiele}{Beispiel} ...
5
votes
1answer
133 views

Customize environment “proof”

I need to create (or customize) an environment "proof" that has the option to explain after the word 'proof' the name of the theorem (or environment) along with its automatic numbering of the theorem ...
5
votes
2answers
2k views

\bgroup and \egroup?

So I've been looking to expand on the following bit of code (a hack to not screw up the margins when using oversized figures): \noindent\makebox[\textwidth]{% \begin{tabularx}{1.5\textwidth}{XX} ...
5
votes
2answers
366 views

Redefining \enumerate using \let - why does it behave this way and what can I do to bypass it?

The following code produces a result, that I find quite strange: \documentclass{article} \let\origenumerate\enumerate \renewenvironment{enumerate}{\begin{origenumerate}}{\end{origenumerate}} ...
5
votes
1answer
932 views

Using versions environment tags inside a new environment definition

I just found out about the versions package here and am interested in using it to hide solutions in a problem set document. Recall that, to create versions block, in the preamble, you need ...
4
votes
1answer
62 views

What are the uses of being able to refer to an environment body by a macro?

The packages environ and newenviron both provide an alternative to the standard environment macros included with LaTeX. The main difference is that they make it possible to refer to the environment ...
4
votes
4answers
208 views

How can I typeset an environment and its literal equivalent in an environment?

This is a follow-up to the question: How can I typeset a command and its literal equivalent in an environment? It would obviously be useful to handle environments too. I imagine something like the ...
4
votes
1answer
72 views

Problem grouping environments

Below are two examples. The first one works fine, no errors no warnings, but on trying to build a doc from the latter, I get a heap of errors. Working: \documentclass[]{article} \usepackage{environ} ...
4
votes
0answers
61 views

newenvironment using pgfplotstable

I want to have a newenvironment body as an inline input argument for pgfplotstable. Is it possible to do this without using braces in the body itself? \documentclass{article} ...
4
votes
2answers
110 views

Trouble defining new environment with embedded gather

I looked at the solution to How do I embed a gather environment within a custom environment? But things are still not working for me: MWE: \documentclass[border=6pt]{standalone} ...
4
votes
4answers
195 views

Running numbers for comments

I wish to have comment 1, comment 2 as running numbers, and for each reviewer I want to restart the running number, is there a good way to achieve this? Following is how the pdf currently looks, and ...
4
votes
1answer
82 views

How to generalize a solution with \NewEnviron to \RenewEnviron (error: \env@proof@save@env undefined)

This question is a follow-up from Solution environment via true/false switch where Ian helped me to define a solution environment which can be hidden. I tried it as well for a proof environment, but ...
4
votes
1answer
150 views

How to expandafter an environment?

I have the following problem: I want to create a beamer presentation and introduced a new environment using xparse. The environment has one optional argument (+ two mandatory). Now I want to create an ...
4
votes
2answers
215 views

Two kinds of equation labels within one paper

I have looked high and low for an answer to the following (including on this site, Google, etc.) without success, and I hope someone may be able to answer it (and if it is a repeat of something ...
4
votes
2answers
532 views

Little indentation despite \noindent after tabu custom-environment

this question is about a (to me) mysterious little indent (looks like an ordinary blank...) after a custom-environment using the tabu-environment. Please compile this MWE: \documentclass[a4paper, ...
4
votes
1answer
481 views

Converting string to number

I am trying to write an environment which provides (some of) the functionality parallel environment through tabular syntax so that the following two code snippets would give equivalent results: ...
4
votes
2answers
253 views

Checking in LaTeX for a specific character?

I have a LaTeX problem that I cannot solve by myself. I have a repeating arrangement of characters which I want to format automatically in LaTeX. 1H-NMR (400 MHz; DMSO-d6): \textdelta 12.41 (s, ...
4
votes
1answer
59 views

Bad interaction between keycommand and environ?

I suspect the keycommand and environ packages are not playing nicely together, because the following code gives an error. Can anybody explain what's going on? \documentclass{article} ...
4
votes
1answer
163 views

Class Design: Environment vs. Macro

I have seen What are the consideration when choosing either newcommand or newenvironment? but I think this is a little more specific. If it's a duplicate, then so be it. If the second part of the ...
4
votes
2answers
158 views

Nesting custom `xparse` environments

I've defined two simple environments with xparse. Problem is when I try to nest todominute environment inside minutes environment: \documentclass[a4paper, 10pt]{article} \usepackage{polski} ...
4
votes
1answer
699 views

Onecolumn till end of page in twocolumn mode

I know about using the widetext environment for setting text in onecolumn mode and the multicols package for effortless switching between one- and twocolumn mode, but I think this is not too great if ...
4
votes
2answers
761 views

Is there an “identity” (or “no-op”) environment that simply uses its contents unaltered?

In the functional programming paradigm, it is common to have functions accept other functions as parameters. This paradigm can be followed in LaTeX, too: A macro can accept parameters which themselves ...
4
votes
1answer
586 views

String parsing macro fails within a minipage environment? [closed]

I am trying to work with a string parsing macro, found in the answer of TeX capacity exceeded while parsing a date string - TeX - LaTeX. Basically, I have strings num01, num02... num09 - from these, ...
4
votes
1answer
704 views

Using TikZ along with picture environment

Please see my examples: picture After TikZ \documentclass{article} \usepackage{color} \usepackage{tikz} \usepackage[english]{babel} \begin{document} \begin{tikzpicture} \path ...
4
votes
2answers
147 views

Errors passing the contents of a LaTeX environment to a macro

First of all, I'm sorry if this is a bit of an obvious newbie question, I've tried reading as many of the posts on here about doing this sort of thing, but was unable to get any of them to work. I'm ...
4
votes
2answers
534 views

Paragraph indenting in an mdframed environment

I'm using the mdframed package and I've defined my own environment. But it seems that paragraph indentation doesn't work inside a mdframed environment. I've used the settings option of mdframed to ...
4
votes
1answer
221 views

converting documentclasses into environments: is it possible?

Rewritten question. For my phd-project i need to quote screenplays. I would like to keep the screenplay layout in my thesis. I know there is the document class called screenplay. Now i am wandering ...
4
votes
1answer
472 views

Creating an environment able to span over multiple pages or columns

I'm trying to create an environment able to understand when it's on a single/two columns layout and to span over multiple pages or columns having different style for the two cases. I would want to ...
3
votes
1answer
22 views

How to set single spacing for all quotation environments? (Bug in etoolbox?)

I found an answer to the question here: Reduce the space between a quotation and a title. But for some reason the result is highly dependent on the code formatting and hence error prone as shown by ...
3
votes
3answers
108 views

How to easily write conditional pages? [closed]

Is there any easy way to make latex write only some of the pages? My current idea is to make a function using the ifthen-package in the following way: \newcommand{\WhatDoYouWantToWrite}[1]{ ...
3
votes
3answers
58 views

Creating a new list Environment, how to change the length of \items

The code for the environment is bellow, For the longer lines in \list item how do I change the length of the \items so that it lines up with the date? Basically I want a kind of "margin" that is on ...
3
votes
1answer
136 views

Xparse macro not working when \obeylines is in effect

This is the most strange and hard-to-debug situation I have encountered in latex. When \obeylines is in effect, it seems that macros with optional argument defined by xparse will have some trouble. ...
3
votes
3answers
202 views

Horizontal space in a new environment after \label{}

Why is the horizontal space inserted in the following mwe? \documentclass{scrartcl} \usepackage[american]{babel} \usepackage{environ} \usepackage{amsthm} % proof environment \makeatletter ...
3
votes
1answer
103 views

How to prevent page break in the last three lines of an environment?

I want to create an environment, thats content should not allowed a page break in the last three lines of the last paragraph. If the last three lines of the text inside the environment reach the ...
3
votes
1answer
201 views

How to change the behavior of user-defined environments using overlays?

first I have to give a link to a related question+answer. I am trying to create a beamer presentation and defined an environment. The environment has an optional parameter and I want that beamer sets ...
3
votes
1answer
184 views

Nomenclature not being assigned proper page number

The following is my MWE: \documentclass[12pt,twoside]{report} \usepackage[intoc]{nomencl} \newenvironment{preliminary}% {\pagestyle{plain}\pagenumbering{roman}}% {\pagenumbering{arabic}} ...
3
votes
1answer
193 views

Indicator at end of theorem

I'm writing a text with some very long theorem-environments in it and I find the italicised theorems visually not pleasing when they are rather longish. So I'm using the definition theorem style most ...
3
votes
1answer
113 views

Using savebox around the BODY of environ

I tried to use a \savebox around the \BODY macro of \NewEnviron. Can I keep the linebreaks somehow (they are gone, in the MWE)? \documentclass{article} \usepackage{environ} \newsavebox{\mybox} ...
3
votes
0answers
150 views

Vertical line in matrix in gauss package [duplicate]

I am currently using the gauss package since I need to write out operations between my matrices. However I am unable to add a vertical line to the far right in my augmented matrices. The gauss package ...
3
votes
1answer
194 views

Using tabu/tabularx inside xparse NewDocumentEnvironment

My question seems very similar to this, but with tabu instead of tabular*. In fact, switching the options in that example causes the failure I see here. \NewDocumentEnvironment {trace} {} {% ...