{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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0
votes
1answer
127 views

Can't use \left. … \right| in a custom environment

I'm writing a Hebrew (RTL) document with equations and I compile it with xelatex. The equation numbers are wrong and I have found that placing \LTR tag before the equation fix this. I have created an ...
9
votes
4answers
438 views

How to redefine an environment to produce no output?

I am using the verbatim environment with \begin{verbatim} XXXX \end{verbatim} I would like the option of redefining the verbatim environment so that nothing between \begin{verbatim} and ...
11
votes
4answers
410 views

Is there a ready solution to typeset a diff file?

In a text about Git I want to typeset diffs similar to this visualization: Commit details on GitHub. Is there any ready-made solution to that, especially the coloring of the diff lines? (In other ...
6
votes
2answers
173 views

Delaying command expansion that appears in \begin handler until \end handler executes

I have a custom environment for handling a code interface declaration that is specified as: \begin{decl}{FOO} \param{in}{bar} the bar input parameter \param{out}{baz} the baz input parameter ...
4
votes
2answers
418 views

How to scale prooftree environment (bussproofs package)

I am using package bussproofs in order to draw sequent calculus style proofs. The proofs are often lengthy and would like to scale them but I can not do it. There is an uninformative error raised: ...
1
vote
1answer
7k 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 ...
6
votes
1answer
1k views

Create a “claim” environment

I am writing a quite long proof in a LaTeX file and I would like to create a "claim" environment to put inside said proof. Can someone help me to understand how this can be done, or at least redirect ...
1
vote
1answer
135 views

Custom Wraptable Environment [duplicate]

Let's say I have something like this text text text \begin{mywraptable}{r}{6cm} my beautiful table \end{mywraptable} text text text And now I define the following custom environment: ...
2
votes
1answer
68 views

System: XeLaTeX, Circumstance: Automation, PROBLEM: error message “missing \item”

I am currently generating PDF's with variable contents from a template I made. Data is fetched from a database and used to create reports. This has been working greatly until recently I needed to ...
3
votes
2answers
345 views

Defining a newenvironment with optional caption

I am trying to define a new table environment with optional caption. However, if I don't pass it the caption, I am still getting the "Table 1.1:" below the table. What am I missing here? Thanks. ...
3
votes
2answers
97 views

How to avoid unwanted Spaces in \NewDocumentEnvironment?

I tried to make my own "quote"-Environment and I wanted the first Letter to be bold and a little bit bigger than the rest. As \lettrine doesn't work the way i wanted, i tried to code it on my own. ...
4
votes
1answer
145 views

How can I define a new environment which limits the scope of \newtheorem commands?

I am attempting to make an environment out of the command given in one of the answers to this question: Customizing theorem name. \documentclass{article} \usepackage{amsmath} \usepackage{amsthm} ...
10
votes
5answers
484 views

How to create a “delay expansion” environment?

I don't want to use the following \begingroup \edef\next{\endgroup \noexpand\const{Xp}{\X(tp)} \noexpand\const{Yp}{\Y(tp)} \noexpand\const{Xf}{\X(tf)} \noexpand\const{Yf}{\Y(tf)} ...
0
votes
1answer
284 views

Can't use caption in new environment

I am trying to make some consistent tables and looked into the nenenvironmentcommand. However, I am having trouble having a caption and using the defined environment at the same time. newenvironment ...
8
votes
1answer
619 views

Controlling parindent in enumerate inside customized list environment

I'm trying to control the indentation of paragraphs in an enumerated list that is inside a customized list environment. I find that changing \parindent in the inner list has no effect. Here's an ...
1
vote
1answer
181 views

new quote-based environment end spacing [closed]

In order to insert quotations, the document uses a quote-based \newenvironmentx \newenvironmentx{QUOTE}[1][1=.]{% \begin{quote}% \tiny\noindent% \gdef\parQ{#1}``% }{\parQ''% \normalsize% ...
1
vote
1answer
1k views

TeXstudio: How to add custom highlighting for custom environment?

Until there is a cwl file for the paralist package, I would like to just include the compactenum environment into the custom highlighting list in the TeXstudio Options. I tried adding compactenum in ...
4
votes
1answer
144 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 ...
13
votes
4answers
287 views

What are the consideration when choosing either newcommand or newenvironment?

The first time I learnt LaTeX, I thought \newcommand properly fits for inline mode and \newenvironment for displayed mode. Later I noticed it is not correct. So the question is What is the rule of ...
3
votes
1answer
344 views

prooftree from bussproofs package inside “cases” environment

I am using bussproofs package to provide some type proofs. According to bussproofs manual, it is impossible to use prooftree inside math mode. However, I would like to insert prooftree in the cases ...
7
votes
1answer
509 views

Define a command for italic, bold and centered title inside a quote

Inside my quote, I have a bold, italic and centered header. How can I define a command so that I can typeset this text all in one go? I tried: ...
12
votes
2answers
301 views

What is the problem with nested environments using \BODY (environ package)?

This question led to a new package: newenviron I want to define some environments, which place their content into multiple different other environments. To access the contents I used the ...
2
votes
2answers
102 views

Add parameter to existing command produces error

I have this command in a template given by my prof \newcommand{\homeworkProblemName}{}% \newcounter{homeworkProblemCounter}% \newenvironment{homeworkProblem}[1][Problem ...
7
votes
3answers
191 views

Using commands inside environment definitions

I want to do something like \newenvironment{definition} { \textit{ } { } } but of course it doesn't work, the braces get mixed up. (In other words, I want that within my environment, the ...
2
votes
1answer
217 views

Creating a particular environment with a left-side rule

I don't have much experience in creating environments, and my understanding of them allows me to create environments which do something at the beginning and at the end (like for instance, in a "proof" ...
1
vote
0answers
39 views

How to implement a floating text box? [duplicate]

I'm trying to write an environment that creates a new float type for text boxes. These are used for example in some books to provide interesting tidbits that aren't really part of the main line of ...
5
votes
1answer
134 views

Automatic numbering of nested environments / items

I would like to have an environment, let's call it nested, which produces output like Case 1: top level item 1 Case 2: top level item 2 Case 2.1: nested item 1 Case 2.2: nested item 2 Case 2.2.1: ...
1
vote
1answer
264 views

Word count excluding certain environments

I would like a way to get a word count while ignoring certain environments. The reason for this is that I have quite a bit of pseudocode enclosed within multiple verbatim blocks. Ideally, a solution ...
3
votes
1answer
112 views

Is it possible to get the current item number and perform arithmetic on it in enumerate environment?

That is, suppose that I am at item n and I want to make a reference to item n - 3 without explicitly specifying it.
2
votes
2answers
1k views

Create environment out of eqnarray with frame box

Could you help me to create an environment out of this code: \smallskip\centering\framebox[0.9\textwidth]{ \begin{minipage}[c]{0.8\textwidth} \begin{eqnarray} I & = & ...
5
votes
1answer
130 views

Using environment argument inside a new environment doesn't work

I know it must be something trivial: \documentclass{article} \usepackage{amsmath} \usepackage{amsthm} \usepackage{thmtools} \usepackage[svgnames]{xcolor} \usepackage{framed} ...
2
votes
1answer
524 views

newenvironment tabularx and begin center

I try to create a custom env, based on a tabular. I try to make a \begin{center} before my tabular to remove identation at the beginning of the tabular, but he tells me "File ended while scanning ...
1
vote
1answer
82 views

How do I embed a gather environment within a custom environment?

I've tried defining the following custom environment, but I get errors: \begin{gather} ended by \end{solution} etc... Here's a MWE showing my problem: \documentclass{article} ...
1
vote
1answer
89 views

How do I redefine a custom environment that I have previously defined elsewhere?

I made a custom class for homework assignments and I've defined a solution environment as follows: \def\qed{\ensuremath{\square}} % <-QED Symbol \newenvironment{solution}{% <-Solution ...
7
votes
2answers
320 views

What is wrong with defining \bal as \begin{align}?

I'm trying to define two commands \bal and \eal instead of inserting \begin{align} and \end{align} in my document, but in the code below, I'll get some errors. What is wrong with it? ...
5
votes
1answer
161 views

Define environment with two parts

I would like to define an environment having two parts, i.e. \begin{myenv} some text \nextpart{myenv} some more \end{myenv} I think I could do this by exploring the definition of ...
3
votes
1answer
74 views

Remove the automatic generation of number?

I looked for my past thread which can be found here: Create a two column static small box the solution i accepted was the truefalse environment. My question is, how will i remove the automatic ...
4
votes
1answer
527 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 ...
2
votes
0answers
49 views

Is it possible to check if I am inside a float environment? [duplicate]

I have a class file that I am writing (it's my first one and I am new to LaTeX). I have a situation where I'd like to know if I am inside a float so that I can prevent attempting to create a nested ...
14
votes
1answer
429 views

Is there a way to have an “empty” environment to merely limit scope of declarations?

I am fairly new to LaTeX, so I apologize if this is a beginner question, but I have not found a good way to query for it otherwise. I have observed that when I use an environment like ...
4
votes
1answer
1k views

Using tabularx in a custom environment - “misplaced \noalign”

Question Currently, I'm trying to shorten the creation of small tabularx-tables with pre-defined headers, but somehow, trying to use the tabularx-environment, even though I used the \tabularx and ...
2
votes
1answer
118 views

Content being pushed off page, no new page being started

I've got a custom class made for homework assignments, and I'm only just now running into an issue with it. I made a couple of custom environments for problem/solution pairs, and I used a tabular to ...
16
votes
6answers
506 views

A new environment to decide dynamically which commands to run?

I am having some user defined commands defined and used in my latex document. I need a way to check whether any of the commands is used. I want to make decisions based on the argument used in the ...
2
votes
1answer
2k views

Create new environment with options

I'm new to creating new environments and even though I searched at the xparse*documentation I couldn't figured out how to solve my specific problem. I would like to create a new environment, say ...
1
vote
3answers
234 views

Is there other possible way for continuous numbering?

I am creating a document using exam class. I have four question types here which i had created each a command. Is there facility to enforce continuous numbering for each question types instead of ...
5
votes
1answer
611 views

How to prevent indent on second line with packed itemize?

How to prevent indent on second line with packed itemize instead of itemize? In other words I dont want "Major" to be indented. \documentclass[letterpaper]{article} \usepackage[empty]{fullpage}% ...
4
votes
2answers
161 views

My custom theorem/proof environments aren't playing well together

As can be shown in the following MWE, when I have a theorem environment followed by a proof environment, the proof isn't going into the next line; it's rendering right on top of the text I have for ...
8
votes
2answers
535 views

Patch tabular environment with colorbox

I'm trying to quickly add a colored background using colorbox to all tables as shown in this answer. While I could just update all the TeX by hand, I am trying to patch the tabular environment to ...
10
votes
3answers
346 views

Defining a list environment with multiple optional arguments

I'm trying to define a list environment with multiple optional arguments and with a default values for those arguments. For example, creating a new environment with a name newenv, which accepts two ...
1
vote
0answers
47 views

How to avoid text style adoption in environment? [duplicate]

When I define a macro such as: \newcommand{\mymacro}{a_{\text{sample}}} the "sample" text is italic when used in e.g. an example environment. How can I make sure it will not adjust to this ...