{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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How to Make Claims and Proofs start on the same page if possible?

I have a document where sometimes proofs start on a separate page than where their associated claims were stated. Is it possible to force is so that (unless the statement of the claim is more than ...
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Creating a List of Theorems divided into Subsections with amsthm

I want to modify the listoftheorems command so that at the end of each chapter, I can give a list of the theorems or definitions within the last chapter, and I want these divided by section (it should ...
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Section with answers created automatically

My question is quite similar to this one, but I think a slightly different approach is needed. I have a document with a lot of exercices and I'd like to add aswers and hints to them in a certain ...
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How to bring theorem's and lemmas numbers from a thesis document class and put it in the beamer presentation

How to bring theorem's and lemma's numbers from a thesis document class and put them in the beamer presentation, because I want to reffer the audience who have the printed thesis to the number and ...
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Marking the end of a definition

I'm using the amsthm package to define a definition environment as follows: \theoremstyle{definition} \newtheorem{definition}{Definition} To my surprise, this provides barely any typographic ...
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\newtheoremstyle above space does nothing in beamer

I would like to change the space above and below a \newtheorem in beamer. I tried to use \newtheoremstyle, but nothing happens. Here is an example showing above space set to 3000pt which has no effect ...
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Clash between \newtheorem and \documentclass{svjour3}

When I write a \documentclass{article}, if I want to define an environment called Theorem, I use \newtheorem{theo}{Theorem}, then when I write a theorem I use \begin{theo} and \end{theo}. I get used ...
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Citation with MakeTextLowercase

Consider the following MWE: \documentclass{scrartcl} \usepackage{textcase} \usepackage{natbib} \begin{document} Some reference: \citet{ABC} Some other reference: ...
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Starting a theorem or a proof with an equation and vertical spacing

Is it bad practice to begin the statement of a theorem or of a proof with an equation? If it is acceptable, what is your opinion on the resulting spacing in the three cases, in the code below? In the ...
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nopagebreak between rule and custom theorem env

I'm making a custom theorem environment. Here's a minimal example of my problem, with some filler text borrowed from the GPL: \documentclass{scrbook} \usepackage[dvipsnames]{xcolor} ...
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Relation between \cref and \newtheoremstyle

In two previous questions (i.e. Distinguishing \ref and \cref through different colors, and ''Proof of Theorem x'' header trough modification of \ref) I addressed some problems I had with hyperref ...
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Shadowboxing theorem environment

This is how I would like to redefine my theorem environment. %\newenvironment{sbtheorem} % {\shabox{ \begin{minipage}{0.8\textwidth} \begin{theorem}} % {\end{theorem} \end{minipage} }} ...
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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 ...
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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 ...