A package that facilitates the kind of theorem setup typically needed in American Mathematical Society publications. The package offers the theorem setup of the AMS document classes (amsart, amsbook, etc.) encapsulated in LaTeX package form so that it can be used with other document classes.

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4
votes
1answer
1k views

amsthm: how to reduce the vertical spacing between theorem and proof?

I'm using the amsthm package to layout theorems and their proofs. How can I reduce the vertical spacing between the last line of the theorem statement and the first line of the proof? BTW, I tried ...
8
votes
2answers
2k views

Wrong spacing before theorem environment (amsthm)

I am using the amsthm package to have environment. I also use \usepackage[onehalfspacing]{setspace} to have 1.5 line spacing. However, when I use the the theorem environment, the spacing before is ...
7
votes
2answers
3k views

How do I get rid of particular pdftex warning message?

Here is a minimal example that showcases my problem: \documentclass{article} \usepackage{amsthm} \usepackage{hyperref} \usepackage{cleveref} \newtheorem{thm}{Theorem} \newtheorem{lem}[thm]{Lemma} ...
5
votes
1answer
2k views

How can I change the spacing before theorems with amsthm?

I have a spacing problem. Whenever I include a theorem environment, \begin{theorem}\end{theorem}, the theorem appears very close to the previous line. The spacing is much less than the normal spacing ...
4
votes
2answers
5k views

Example/Solution Environment

In my document I wish to provide example questions with solutions. I am currently doing this using the amsthm package as follows: \documentclass{article} \usepackage{lmodern} ...
4
votes
1answer
706 views

reference amsthm theorem with item list inside

Here is my minimum example. Click from right to left 2-1-1 and notice that it jumps correctly to item 2 then item 1. But then it doesn't jump to remark 1, but instead to the entire first page, as it ...
4
votes
1answer
301 views

Add a break between theorem head and theorem body if theorem note (the #3 arg) exists

I'm using the amsthm package for theorem style setting. I want the style like: Theorem 1 A triangle ... Theorem 2 (someone) A square ... that is, when the theorem includes a note, the ...
18
votes
1answer
6k views

amsthm: what are the newtheoremstyle parameters for the default styles?

The package amsthm contains the predefined theorem styles plain, definition and remark which you can employ using \theoremstyle before your \newtheorem. You can also create new theorem styles like ...
7
votes
3answers
1k views

amsthm environment and colorbox

I'd like to customize the amsthm command a little bit but I cannot find the relevant lines in the (undocumented?) .sty. How can I put a colorbox on the name of the environment ...
2
votes
1answer
895 views

\eqref in italic math environnment

When using the amsthm package with the \eqref command, things may not be correct. When the main font of a theorem is italic, the \eqref is non-italic while \ref is italic. Please, see the provided ...
8
votes
1answer
1k views

Why is LaTeX giving all of my theorems the same number?

Whenever I try to number my theorems according to the section they are in, they all end up having the same number. I tried the other numbering schemes to see what they do, and the only one that gives ...
0
votes
1answer
549 views

Memoir suitable amsthm customization

I'm using the memoir class to write my master thesis. It's math related so there are lot's of Theorems, Definitions and stuff. I know how to customize theorems by using amsthm. e.g. ...
11
votes
3answers
2k views

Theorem name and number in margin, note in text

I'm using thmtools to make ultra-fancy theorems. I would like the Theorem name and number (e.g., "Theorem 1") to jut out into the left margin of the text, and the note (e.g., "The Fundamental Theorem ...
6
votes
1answer
6k views

pdfTeX warning: destination with same identifier has been already used, duplicate ignored (weird behavior)

Here is a minimal example: \documentclass{amsart} \usepackage{amsthm} \usepackage[pdftex]{hyperref} \newtheoremstyle{myexercise}{\baselineskip}{\baselineskip}{}{}{\bfseries}{.}{ ...
4
votes
1answer
316 views

What is the intelligent way of setting the text width for a specific theorem in \newtheoremstyle?

I'm using a \newtheoremstyle to generate a \newtheorem called Example. However, I want the Example (the theorem) and the text, everything, to have a smaller text width than the normal text, and I ...
5
votes
1answer
806 views

How to avoid double dot in Theorem Head Spec in case of theorem with no name?

I'm using the \newtheoremstyle{name} command to generate a specific theorem head spec in the form of: {\thmname{#1}\thmnumber{ #2}.\thmnote{ #3}} where #1 is Theorem, #2 is 'the theorem number', ...
11
votes
2answers
2k views

Italic in theorem environment

Consider the following theorem: \begin{theorem} If $x=0$, then $xy$ is equal to 0. \end{theorem} The first "0" will be typeset in upright typeface and the second one in italic. Including amsthm ...
17
votes
5answers
11k views

Changing style of Proof

I'm using the \begin{proof} of the amsthm package. And I want to change the style of the Proof word that is added in the beginning. By default it is italic, I want to make it bold. How can I do it?
6
votes
2answers
709 views

Footnote marker placement in heading of theorem/definition/etc.

I have a definition, and a footnote which refers to the whole definition.  So I’d ideally like an output looking something like: Definition 1.53.   A footnote is a small aside, usually ...
24
votes
1answer
5k views

Problem with qedhere

In a paper I'm writing, I end a proof with a displayed equation that has some cases in it. The relevant code looks something like the following: \[f(x) = \begin{cases} 2x & \text{if $x<0$}\\ ...
14
votes
3answers
8k views

How to change the way theorems are displayed?

I am in the process of writing a large document containing some theorems, lemma, and propositions. Currently, I am using packages amsmath and amsthm. I defined my own environment for theorems by ...
42
votes
8answers
9k views

How do I repeat a theorem number?

Often in my papers I want to mention theorems in the introduction that are introduced in more detail and proved in a later section. I'd like to include the statement of these theorems twice over, ...