Tagged Questions

{theorems} are environments which are commonly numbered. They are extensively used in math texts. Examples of such environments are theorems, corollaries, lemmas, propositions, remarks and definitions. Popular packages are {amsthm}, {ntheorem}, and {thmtools}. Covers discussion on proofs too.

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4
votes
1answer
178 views

thmbox with normal font and section numbering

How can i use "normal font" for definitions and "italic" for remarks (and similar environments like them) in thmbox environment declaring some commands. Also i need numbering as "section" or ...
3
votes
1answer
166 views

List of theorems with thmtools not working - Missing \endcsname inserted

I am trying to generate a list of all equations in a document. I have searched and it seemed a good solution would be to use the thmtools, which can generate a list of all theorems(if im correct). ...
3
votes
1answer
78 views

Description definitions and ntheorem

I want to have inline listings in description items, so I used this very nice answer. Unfortunately this hackery destroys my theorem environments with error something's wrong--perhaps a missing \item ...
4
votes
1answer
49 views

Strange error related to theorem name (XeTeX)

Trying to have a theorem with [name=Dominio e codominio dell'operatore $D^{\vct{q}}$,label=thm:oss:DomCodomDq] gives the following error: The error is given by the following MWE: ...
2
votes
1answer
109 views

Lists of Theorems (XeLaTeX)

I've found out how to use the thmtools package to make lists of theorems. My questions on this are: Adding [name=xxx,label=thm:...] after \begin{yyy} (xxx is a title for the theorem, ... a label ...
7
votes
1answer
164 views

Multiple lists of theorems with different titles (any TeX, in my case XeLaTeX)

I've found out how to use the thmtools package to make lists of theorems. My questions on this are: How do I change the title, given that \renewcommand{\listoftheoremname}{...} gives a LaTeX ...
1
vote
1answer
155 views

How to define a command that could generate similar environments just as \newtheorem does?

It's well known that the LaTeX built-in command \newtheorem could generate a series of the theorem environments that are similar: they share the same theme of layout style but differ in their name and ...
3
votes
1answer
57 views

Bold claim environment through local layout in LyX

I would like to create a new bold "Afirmação" ("Claim" in portuguese) environment through "Local Layout" in LyX (I don't want to create a new layout file). So I went to Document -> Settings -> Local ...
2
votes
1answer
93 views

How can I automatically typeset a list of (theorem-like) definitions?

I've defined two custom types of theorem-like environments: definition and example. I now want to automatically typeset a list of such environments present in my document. The output I'd like to get ...
1
vote
1answer
132 views

How to define numbered theorem, definition at ConTeXt ?(ConTeXt)

I have problem about define numbered like theorem, definition, corrollary etc at ConTeXt ? You can see like this my screenshot and my code (sorry, i copy and paste from other document) : and my ...
4
votes
1answer
2k views

Using amsthm but still getting “Environment theorem undefined”

I'm trying to write up all my university theorems and I cant get the theorem environment to work. Here is a mini example of what I'm trying to do. \documentclass[a4paper,12pt]{article} ...
4
votes
1answer
101 views

Only show \NAME in \listoftheorems

I am using the thmtools package, and I want to modify \listoftheorems to only print the name of the theorem. For example, my document might look something like the one shown below. When I compile this ...
3
votes
1answer
59 views

Name referencing for arbitrary text?

In my TeX file I have a something like this: \newcommand{\head}[2]{ \textbf{#1 \imp:} \textit{#2}\\ } \newcommand{\definition}[1]{ \head{Definition}{#1} } \newcommand{\lemma}[1]{ \head{Lemma}{#1} } ...
5
votes
1answer
844 views

Controlling numbering of theorems in Beamer

I have a theorem that is too long for one frame. As \allowframebreaks does not work within the \theorem environment, I am trying to find a workaround. I can simply end the theorem environment on one ...
4
votes
1answer
77 views

Listings environment within another environment

\newtheorem{alg}{Algorithm}[subsection] \begin{alg}\label{alg:1} \begin{lstlisting}[frame = single, breaklines = true, numbers = left] test code \end{lstlisting} \end{alg} How can I prevent the ...
5
votes
0answers
48 views

Repeat a Theorem [duplicate]

For my thesis I have to repeat my theorems, not just the number but the exact wording of the Theorems. I found the question How to repeat the content of a quote (e.g. introduction+conclusion) without ...
3
votes
3answers
135 views

Changing theorem number systems mid document

I have a numbering system setup for most of my document using: \newtheorem{theorem}{Theorem}[section] \newtheorem{lemma}[theorem]{Lemma} \newtheorem{corollary}[theorem]{Corollary} Which produces ...
6
votes
2answers
252 views

How to change the font size of all theorem environments?

I have several theorem environments: \newtheorem{theorem}{Theorem} \newtheorem{definition}{Definition} \newtheorem{proposition}{Proposition} etc. and I want to change them so that they all use ...
2
votes
1answer
64 views

How to combine thmmarks with addtag for \[\]?

I have the problem, that I have quite a few equations in my text. As I am oftenly unsure if I will need them later as a reference, I searched for a way to avoid exchanging \[...\] with and equation ...
4
votes
1answer
97 views

How to create an unnumbered theorem?

I'm looking for a way to create a new theorem without numbering. I found Theorem without numbering and tried the accepted answer, but I get the error "Command * already defined". This is the code I'm ...
4
votes
1answer
179 views

Axiom 1 and 1' in LyX

I'm using LyX with "Theorems (AMS, numbered by type)" and "Theorems (AMS-extended, numbered by type)" modules. I would like to have the following output: Axiom 1. Lorem. Axiom 1'. Ipsum. Is there a ...
4
votes
1answer
72 views

achieve a theorem like construct without newtheorem

I am trying to achieve a theorem like representation in my beamer presentation as shown. Currently I am defining a newtheorem env for each such construct in preamble, and then using that, as: %in ...
2
votes
1answer
115 views

Theoremstyle with line break but non italic text

I use the theorems (from the amsthm-package) to specify definitions, examples and so on.. I want them to do two things: 1) line break after the label 2) non italic text within the theorem! I ...
2
votes
1answer
75 views

Number of newtheorem overlaps with newtheorem in the Appendix

I have the following code: \documentclass[a4paper,12pt]{article} \renewcommand{\proofname}{\textbf{Beweis}} \newtheorem{Satz}{Satz}[section] \newtheorem{code}[Satz]{MATLAB-Code} \begin{document} ...
5
votes
1answer
201 views

Can we remove the ( ) bracket from Theorem 1.2.1 ( [7])

Can we remove the ( ) bracket from the environment like Theorem 1.2.1 ( [7]).
2
votes
0answers
110 views

Why is newtcbtheorem not working while tcbmaketheorem does? [closed]

EDIT: It was simply a matter of outdated package versions. On a mac there are those useful commands sudo tlmgr update –self and after that sudo tlmgr update –all. The following throws the error ...
3
votes
1answer
135 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 ...
2
votes
2answers
452 views

\begin{problem} analogue to \begin{proof}

I recently learned about \begin{proof} ... \end{proof}, which is a good environment to work in. My question is whether there exists a similar environment to state a problem, or whether I can write ...
4
votes
2answers
119 views

Italicizing of amsthm package

I'm using the amsthm package, and I noticed that a remark is automatically italicized, while a theorem and a proposition are not. What other keywords have their content automatically italicized by ...
3
votes
2answers
101 views

How to have indented text in ntheorem environment without a newline at the beginning?

I would like to have an indented paragraph inside a ntheorem environment where the first line is not indented. Using the quote-environment inside ntheorem lets the paragraph start with an ugly ...
1
vote
1answer
401 views

Consecutive number of theorems, propositions, etc

I'm using \usepackage{amsthm} \newtheorem{theorem}{Theorem} \newtheorem{proposition}{Proposition} The numberings of Theorem and Proposition are not consecutive (I get Theorem 1 followed by ...
2
votes
1answer
79 views

How can I change the typeface used in my theorem environments

I know I can change the properties of theorem environments (using \newtheoremstyle, as shown below), but how can I change the font type from Computer Modern to Times New Roman? That change should be ...
2
votes
0answers
141 views

How to set the bold font of the keyword Definition using IEEEtran without introducing package ntheorem?

I am writing a paper with the recommended template IEEEtran.sty. IEEEtran has its own theorem environment such as definitions, theorems, axioms, corollaries, lemmas, and so on. I want to set the bold ...
6
votes
1answer
142 views

Theorem-like definition, without using upshape each time

How can I have theorems and lemmas stated in the default italic font, but definitions and examples in upright font, without having to type the \upshape command within each definition and example? I ...
2
votes
2answers
131 views

Difficulty modifying an array environment

I have an array that I had past help on and now I am attempting to modify that array. However, when doing so, parts of my "theorem" keep getting shifted to the next line. Here is a MWE: ...
4
votes
1answer
59 views

reset theorem counter after every subsection and print just #subsection

I have declared \newtheorem{thm}{Theorem} \numberwithin{thm}{subsection}. This numbers every theorem in this format [chapter].[section].[subsection].[numberofthm]. Is it possible to have the counter ...
0
votes
0answers
545 views

loading mps to pdf converter latex

\documentclass[a4paper,11pt,english,openright]{book} \usepackage[ansinew]{inputenc} \usepackage[english]{babel} \usepackage{babel} \usepackage[T1]{fontenc} \usepackage[centertags]{amsmath} ...
7
votes
2answers
90 views

Adding text to a different part of the document

I'm writing a LaTeX document at the moment which has problems (which are created in a {theorem} environment) for the reader in it. I'd like to put solutions to those problems in the end of the ...
3
votes
2answers
92 views

How to write sub lemmas

I want to code like that, Lemma 1. I will marry if, Case (i) I found a soul mate Case (ii) never married How would I code this in LaTeX, I have used \newtheorem{lemma}{Lemma} but I dont know how ...
2
votes
1answer
71 views

Theorem numbering style: How to make number appear before name?

I am currently writing an essay for a class in Functional analysis I'm taking. Now in one of the theorems I have it appears as : How can I make it so that the number one comes before ...
8
votes
1answer
93 views

Numbering theorems with page numbers

I want to number theorems by (page number).(sequential in the page). So in page 6 I would have Thm 6.1 AAAAAABBBVVV Thm 6.2 BBBGGSDFASFASF Thm 6.3 AXASDFASDF and then in page 7 it ...
0
votes
2answers
135 views

Tables inside of ntheorem environment

Very short question: How to put table inside of the ntheorem environment? Simple first try \documentclass[a4paper,10pt]{article} \usepackage[utf8]{inputenc} \usepackage{ntheorem} ...
9
votes
1answer
858 views

How can I create a “Proof of Theorem x.xx” header for a proof environment?

In many papers in mathematics, the author states a theorem in somewhere and adds some explanations and perhaps some lemmas and later starts the proof with a phrase like "Proof of Theorem x.xx" (x's ...
5
votes
1answer
140 views

How to dynamically number theorems?

I am writing an introduction. I want to reference theorems and so on which come later. I want to do something like the following. \newtheorem*{thmcustom}[1]{Theorem #1} Then \begin{thmcustom}[3.2.1] ...
1
vote
1answer
88 views

Reduce the gap between \begin{theorem} and [name]

How can we reduce the gap between the number of a theorem and the name of it, for example if we use \begin{theorem}[Zorn's Lemma] we have Theorem 0.1 (Zorn's Lemma). But my goal is to reduce the ...
3
votes
1answer
41 views

Use lemmas without numbering, without separate thing in preamble for each lemma

My apologies if this question is answered elsewhere; I searched for it with no success. I want to use lemmas in my paper, but I want to do it the dummy way: instead of inserting a different thing in ...
8
votes
4answers
224 views

Why doesn't this code combining \foreach with \newtheorem work?

Here is an example document. \documentclass[a4paper]{amsart} \usepackage{tikz} \theoremstyle{definition} \newtheorem{baseTheorem}{Base Theorem}[section] \foreach \x in ...
6
votes
2answers
119 views

How to get cleveref to treat separate theorem-types as one?

Introduction I'm using a somewhat complex theorem-environment setup which, perhaps, is finally getting me into trouble. I use memoir, cleveref and ntheorem. There is a global thmcounter that all ...
3
votes
1answer
91 views

Is there a way to translate the names of theorems and definitions in other languages, without defining new ones?

Is there a way to translate the names of theorems and definitions in other languages, without defining new ones? For instance, if I use \usepackage[romanian]{babel} the word Proof is replaced by ...
3
votes
1answer
172 views

How to wrap text around theorem box?

I'm using the thmtools to create theorem boxes. \usepackage{thmtools} \usepackage[unq]{unique} \usepackage[usenames,dvipsnames,svgnames,table]{xcolor} \usepackage{wrapfig} \usepackage{float} ...