{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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Getting Examples to look like Theorems/Lemmas/Corollaries

How do you get a latex document to present example in the same bold type face as you can for theorems/lemma/corollaries?
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2answers
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Theorem style like (1.1 Theorem) and custom theorems like (1.2 Intermadiate Value Theorem)

I'm searching for a theorem style like that the one that is used in this book: Elementary Analysis by Ross I've got already most things working, except that I want to get a custom theorem like this: ...
2
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1answer
53 views

pagebreak and amsmath theorem environment issue

In the example below, you'll notice that when a \pagebreak is used right after the theorem, an unwanted vertical blank space is added after the theorem environment while it should not. ...
3
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1answer
61 views

No break line after theorem name in beamer

I have applied the answer of question Theorem content right after theorem name in beamer to my question. I put \normalfont after \inserttheorempunctuation but the result is unexpected. Could you ...
2
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1answer
39 views

How can I apply a custom-defined theorem environment to nested theorems *only*?

In a previous thread, I asked about the possibility of defining a custom theorem environment whose QED symbol would be a boxed version of the theorem's name/number/label. There, I was graciously ...
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2answers
31 views

How to reset counter for un-numbered subsections?

\documentclass{amsart} \newtheorem{theorem}{Theorem}[section] \begin{document} \subsection*{1} \begin{theorem} blah is blah \end{theorem} \begin{theorem} bloo is bloo \end{theorem} ...
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4answers
580 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 ...
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39 views

I want “Theorem A.1.” instead of “Theorem Appendix A.1.” in the appendix

I have \newtheorem{theorem}{Theorem}[section] in the preamble. When stating a theorem in the appendix (after \appendix), I get Theorem Appendix A.1. The theorem .... How does one suppress ...
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2answers
106 views

How do I make all the theorem-alike environments have an ending symbol?

I have a question about making an ending symbol. It is a LaTex-default that every proof environment has an ending symbol. I want to make every theorem-alike environment such as the example ...
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1answer
43 views

How to use \theorem?

I don't know why this doesn't work: I'm a beginner in LaTeX and I'm trying a lot to understand this. The code: \documentclass{article} \usepackage[utf8]{inputenc} \usepackage[english]{babel} ...
6
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2answers
361 views

Beamer newtheorem translation

Consider the following MWE: \documentclass{beamer} \usepackage{lmodern} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage[spanish]{babel} \uselanguage{Spanish} \languagepath{Spanish} ...
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1answer
45 views

Including a Theorem in a section heading

Within my thesis I am attempting to number the studies listed throughout. I have used a custom theorem style for this: \newtheorem{study}{Study} First Issue I then want to use this within my ...
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1answer
26 views

complaints of glue length “mu”; amsart; list of definitions

So I have the following MWE: \documentclass{amsart} \usepackage{etoolbox} % Modifications to amsart ToC-related macros... \makeatletter \let\old@tocline\@tocline \let\section@tocline\@tocline % ...
3
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1answer
36 views

Line thickness `thmbox`?

I'm using the MWE below to create a color box for my theorems. The box consists of two parts: the horizontal line on top and the rest. I want to be able to adjust the thickness of these two parts ...
3
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1answer
91 views

how to use several style for boxed theorem and remark with mdframed?

I have modified this code Issue with mdframed package in order to satisfy my taste: \documentclass[a4paper,10pt]{memoir} \usepackage{xcolor} \usepackage[framemethod=tikz]{mdframed} ...
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1answer
147 views

Number in newtheoremstyle is not italic

I defined and used a new theormestyle using amsmath package: \newtheoremstyle{standard} {\topsep} % ABOVESPACE {\topsep} % BELOWSPACE {\normalfont} % BODYFONT % \itshape {0pt} ...
3
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2answers
107 views

Subsection label appearing within text

I have a document in "book" format (strictly speaking, in an environment defined by the book publisher I am using, the details of which are way beyond my comprehension), and I very much want to have ...
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0answers
72 views

How to see dependencies between theorems [duplicate]

I have a paper that uses \label for naming theorems, propositions and etc. We say that a theorem, proposition and etc X depends on the theorem, proposition and etc Y if Y is mentioned in the closest ...
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1answer
76 views

QED sign does not always occur with package ntheorem

I want to construct some theorem-type of environment by using package ntheorem. I have edited the following source codes: \documentclass[A4paper]{article} \usepackage{amsmath} \usepackage{amsfonts} ...
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1answer
77 views

Chapter No. in Theorem style

I'm using \documentclass{book}. I'm also using the code below to create a theorem style, however, it only puts the title on top. I want to modify the code so that I get => Theorem ch. no. theorem no. ...
2
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1answer
47 views

What's the difference between \newtheorem{remark}*{Remark} and \newtheorem{remark}{Remark}?

Does anyone know the differences between \newtheorem{remark}*{Remark} and \newtheorem{remark}{Remark}?
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3answers
166 views

How to change the way theorems are numbered

I am trying to write a small note in which there are no sections, and the theorems go from 1,2,3. In the following code, for example: \documentclass[12pt]{article} ...
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2answers
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Changing style of “Proof of…”

In reference to the answer in How to place all proofs automatically in appendix? I would like to change the style of "Proof of..." (proofs put in the end) to bold faces for instance, but I don't want ...
3
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2answers
99 views

Appendix section numbering that mimicks theorem numbers?

I have a document with several theorems ("\begin{restatable} \label{thmA}..."). After each theorem I have the statement "see proof in section \ref{sec:thmA:proof}". So my appendix is now a long ...
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0answers
53 views

Theorem Style in text

This is a typographical question as opposed to a tex question. I want to standardise my theorem style when typing in normal text. Some of my theorems have names: Mordell-Weil Theorem, BSD Conjecture ...
3
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2answers
175 views

Theorem style with surrounding lines

I'm using \documentclass{book}. I would like to create theorem styles as shown in the picture below but WITHOUT \tcolorbox. For some reason \tcolorbox doesn't work for me. Any ideas? Thanks in ...
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65 views

How can I make a numbering as for theorems and lemmas for postulate?

We write \begin{theorem} the theorem \end{theorem} for theorems, lemmas, corollaries and so on. For reasons of content I want to do the same for postulates. How?
2
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1answer
39 views

Putting table in a theorem environment sends it to the very end of the document

I'd like to illustrate my \begin{example} \lipsum[2] \end{example} with a table yet adding the table to the environment sends it to the very end of the document: \documentclass{article} ...
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1answer
30 views

cleveref, ntheorem and lj-igpl

The cleveref package doesn't work properly with the lj-igpl package. There are many discussions about cleveref, however, none of them solves my problem. I am using the ntheorem package as well, but ...
5
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1answer
65 views

Newtheoremstyle head aligned with top of tabularx

Here's an example : \documentclass[12pt]{report} \usepackage{amsmath, amssymb, amsthm} \usepackage{tikz} \usetikzlibrary{shadows} ...
5
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1answer
98 views

Remove a dot from a style!

I'm using the code below to create a theorem style. The style, however, leave a dot after the title in the title box. I want to remove that. Any ideas? \documentclass{article} ...
2
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3answers
93 views

Using a theorem-based environment inside a list

When I include a theorem-based environment right after the start of a list item, a linebreak is inserted that looks a little funny. \documentclass{article} \usepackage{amsthm} ...
3
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1answer
71 views

Indentation of list in a theorem environment

Typically, the body in a theorem environment begins on the same line as the heading. If the text begins with a list, the first line looks a little funny due to the indentation before the label. I'm ...
2
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2answers
98 views

Referencing Definition by Name and Optional Argument

I have the following MWE: \documentclass{article} \usepackage{amsthm} \usepackage{hyperref} \newtheorem*{definition}{Definition} \begin{document} \section{Section Definitions} ...
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1answer
16 views

Latex stops referencing theorem environment

I'm resuming a project after some weeks. Now, when I reference some theorem, the result are that bored question marks (??). For theorems that already exists, refence to that works well, but ...
6
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2answers
157 views

Writing “Proof of . . .” cleanly in svjour3

Perhaps I am spoiled by amsthm, but I rather like being able to freely rename the proof environment, especially when there are intervening statements. For example: Example 1: nice behavior ...
4
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1answer
88 views

Theorem Numbering in beamer

I have separate tex files for my different lecture slides. I am trying to number my theorems by the lecture number. I am using the following: \setbeamertemplate{theorems}[numbered] But it starts ...
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0answers
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Custom theorem numbering … and extend to lemma etc [closed]

In Custom theorem numbering @egreg provided a way to custome theorem numbering: \documentclass{article} %\usepackage{amsthm} %% uncomment to see the difference \newtheorem{innercustomthm}{Theorem} ...
3
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1answer
55 views

Assigning Theorem number from ref

I would like to know if there is an easy way to the following. I have a statement in later part of an article, say Theorem G with \label{Thm:G}. In the introduction I would like to state this ...
6
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2answers
290 views

amsthm with shared counters messes up autoref references

When I define amsthm theorem environments with shared counters, autoref messes up the names of the references. For example, in the output below, we should have "Definition 2" instead of "Theorem 2". ...
4
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1answer
80 views

Avoid parentheses around optional header material in theorem environment

I would like to get rid of the around the optinal header material in my theorem environment. Here is a MWE \documentclass{beamer} \begin{document} \setbeamertemplate{theorems}[numbered] ...
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0answers
69 views

Mark end of Theorem

In this answer Palatino text font is used together with the AMS Euler (eulervm) math font. The following statement is reasonable: Note also that because the "Euler" fonts have an upright rather ...
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0answers
135 views

Faint text after new theorem

This code using \newtheorem produces faint text afterwards. What's the remedy? \documentclass[xcolor=dvipsnames]{beamer} \usetheme[height=9mm]{Rochester} \setbeamertemplate{items}[ball] ...
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2answers
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How to start new numeration of theorems with every chapter?

What I want? [that way of numbering] 1 How to do squats Theorem 1. Put your barbell on your shoulders. Theorem 2. Squat. 2 How to do bench press Theorem 1. Lean on a bench. Theorem 2. Push. ...
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0answers
47 views

Hyperlinking theorems in smfart

Edit: The class smfart is one of several classes created by the Société Mathématique de France for typesetting mathematics. Here is its CTAN page, where it lies under smflatex, and here is the ...
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2answers
73 views

Corollary counter in SVmono

When using the predefined Theorem and Corollary commands using the Springer template svmono, the theorem and corollary counters are different. How can I make the counters match? The desired effect ...
4
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2answers
158 views

Proclaim command with multiple paragraphs

In page 131 of "TeX for the Impatient", it says the followings for proclaim command: \proclaim ⟨argument⟩.␣⟨general text⟩\par This command ``proclaims'' a theorem, lemma, hypothesis, etc. It sets ...
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1answer
52 views

LaTeX is truncating my theorem reference numbers. How do I correct this?

I will have a Theorem, Lemma or Corollary and it will be numbered, say for example, 2.2.3 ... Unfortunately, every reference back to ANY Theorem, Lemma or Corollary simply state 2.2 ... It seems to be ...
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1answer
84 views

Theorem style - define indentation

I have a real issue with defining my theorem style. I need indentation after the theorem, but cannot achive it. I google for hours and didn't find a solution. Hope you can help me. By the way, I'm ...
3
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1answer
67 views

Subtheorems with alphabetic number

I would like to create a list of tasks using LaTeX. Therefore I created a theorem called task. For some tasks I would like to create additional subtheorems using alphabetic numbering. Currently my ...