{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.
0
votes
0answers
36 views
Theorem numbering error [duplicate]
Possible Duplicate:
Resetting theorem counters: \sections and (missing) \subsections
I have the following in the preamble:
\documentclass{article}
\usepackage[T1]{fontenc}
...
5
votes
1answer
83 views
Preferred way of creating problem and solution environments
I know we can create problem-solution pairs using the exercise package but I am looking for something that is much simpler and similar to theorem and proof environments. I have solved this problem in ...
11
votes
2answers
839 views
Difference between \begin{theorem}…\end{theorem} and {\theorem …}
I see that both attempts to display a theorem in the following code generates similar output.
\documentclass{article}
\usepackage{amsthm}
\newtheorem{theorem}{Theorem}
\begin{document}
...
8
votes
1answer
1k views
Usage of \hskip \labelsep while creating an environment with trivlist
I am trying to learn how to create a theorem like environment from http://www.maths.tcd.ie/~dwilkins/LaTeXPrimer/Theorems.html
To keep the code below simple, I am not really defining a new ...
3
votes
1answer
101 views
Numbering a reworded theorem
When using LaTeX for numbered theorems (or other numbered environments for that matter), if you have a theorem, and then you want to give a reformulation of the theorem, is there anyway to get LaTeX ...
1
vote
1answer
96 views
Bookmark level unknown for first usage of newtheorem
The MWE below produces the following message in the log:
Package hyperref Info: bookmark level for unknown thm defaults to 0 on input line 12
How can I prevent this?
\documentclass{article}
...
3
votes
1answer
189 views
proof environment in beamer
I would need to move the symbol for the end of proof - a square a little bit up but ONLY on one slide, where the proof is quite long and the square has not seen very much.
9
votes
1answer
307 views
How to customise (e.g. make thicker) the end-proof symbol in Beamer?
I would like to change the symbol for the end of proofs (the square) used in Beamer. It is quite thin, not very visible in some colorthemes. How can I have a thicker border and still in the structure ...
4
votes
1answer
329 views
Remove vertical space around theorems
I'm very new to LaTeX (a couple of days ago I didn't know how to use \newtheorem) and was hoping someone could help me with the following problem.
If I'm using \usepackage{amsthm}, how do I obtain ...
1
vote
1answer
121 views
A flexible enumeration for my maths dissertation
So I'm currently writing my maths dissertation.
Say I am in "section 5" of the dissertation and am ordering lemmas, propositions, theorems and corollaries by 5.1, 5.2, 5.3,... etc. Is there a way to ...
4
votes
1answer
224 views
How can I create a customized environment?
I would like to write some theorems down like this:
\begin{theorem}
\begin{preconditions}
$A := \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix}$\\
$B := \begin{pmatrix} 2 ...
2
votes
1answer
124 views
How to avoid that the \newenvironment text is placed on one single page
I am using the \newenvironment command for the first time and well it's causing troubles.
I am using it for creating a new theorem environment
\documentclass{article}
\usepackage{amsmath, amssymb}
...
5
votes
3answers
803 views
A theoremstyle with complete indentation using amsthm
I want to define a theoremstyle using amsthm, such that the complete environments content produced by \newtheorem with this style are indented.
The following standalone example uses an adapted ...
1
vote
1answer
483 views
Counter on Appendix without sections
Im using the usual counter for my book. That is, the theorems, lemmas, etc, are labeled according to the chapter and section (Ex Theorem 2.5.18).
I included an appendix just with the chapter title ...
1
vote
1answer
200 views
How to suppress vertical space between proof environment heads and itemize environments?
The user 'egreg' recently helped me to suppress vertical space between theorem
heads and enumitem environments (such as itemize; see the link below). I now
have a similar problem: When a proof ...
6
votes
1answer
1k views
Numbered Definitions, Theorems in beamer
How to get numbered Lemmas, Definitions, Theorems and so on in beamer?
6
votes
1answer
993 views
Proofs in Beamer
I'm writing a presentation in Beamer, where I present proofs which are longer than one frame. How to make Beamer to break it automatically to another frame? If it is not possible how am I supposed to ...
6
votes
1answer
199 views
amsbook theorem numbering
I want theorems to be labeled of the form Part.Chapter.Section.number so I tried
\renewcommand{\thesection}{\Roman{part}.\thechapter.\arabic{section}}
\newtheorem{book}{Theorem}[section]
...
8
votes
5answers
937 views
Pushing \qed to the right within a displayed formula
In my own custom theorem environment, I'm using the \qed command to create a white box. This works wonderfully when the theorem ends with a regular paragraph - the box is pushed to the right where it ...
3
votes
1answer
194 views
Theorem style with name as argument
Is there some way to get a theorem type which will make a theorem with the name passed as a parameter? In other words, is there a way to define "named" such that
\begin{named}[NAME]
text
\end{named}
...
4
votes
2answers
439 views
New ideas for writing a thesis [closed]
As many of us, I am willing to write a thesis full of maths, fancy environments and all that. Each time I investigate the internet for ideas I find myself ending on the same websites with boring ...
5
votes
1answer
97 views
Customize environment “proof”
I need to create (or customize) an environment "proof" that has the option to explain after the word 'proof' the name of the theorem (or environment) along with its automatic numbering of the theorem ...
3
votes
1answer
664 views
Using \newtheorem
Edited to include complete code, as suggested:
Here is what the preamble of my main file looks like:
\documentclass[12pt]{report}
\usepackage{epsfig}
\usepackage{upmathgrad2}
...
5
votes
1answer
854 views
No Counter Theorem1 is defined
I got an exception in the following latex code: "No Counter Theorem1 is defined", what is the problem?
\documentclass[conference]{IEEEtran}
\newtheorem{definition}[theorem1]{Definition}
...
3
votes
2answers
125 views
problems with hyperref when \thethm points to undefined reference
Consider the following three minimal examples. I do not understand why the first doesn't work while the second and third is fine. Can anyone tell me? Hyperref seems to have problems when \thethm is ...
7
votes
2answers
212 views
change label of a single theorem using ntheorem
My question refers to the minimal example pasted below. I would like to change the title of the second theorem (the one with yyy) to Theorem 7' without affecting the theorem counter. That is, the ...
6
votes
1answer
213 views
Enumeration in theorem environment
I am puzzled with a formating question.
I was asked to change that the enumeration gives me italic numbers in the theorem environment to non-italic ones. How can customize enumeration, such that it ...
7
votes
2answers
128 views
Using `environ` to make a list of environments?
In my document I use an amsthm environment called question, which I use to, well, pose questions to myself for later reference. However, they are spread out in the text.
I know ntheorem has a ...
6
votes
1answer
206 views
Align the names in \listtheorems (ntheorem)
Question:
How do I align the names of theorems in ntheorem list of theorems?
Screenshot:
Screenshot: (photoshopped)
Context:
I am using the ntheorem package to typeset a list of theorems and ...
4
votes
1answer
209 views
Bold small-caps header of theorems in amsbook
I'm using amsbook with amsthm. It seems that amsbook customized the theorem environment so that the theorem name (eg Theorem 1) is written in big caps and small caps, which is fine for me. But I want ...
5
votes
2answers
174 views
subsection vs Theorem
This a typographical/style question. Inside a subsection (after just one paragraph) I have some theorems (amsmath environment). The word Theorem looks stronger (bold, starting with a capital letter) ...
1
vote
0answers
108 views
Is there a guide to the various theorem packages? [duplicate]
Possible Duplicate:
Theorem packages: which to use, which conflict?
I'm relatively new to LaTeX, and a complete novice when it comes to theorems in LaTeX. But I need to put some some ...
5
votes
1answer
311 views
Beamer newenvironment for theorems
I'm trying to define a new environment for theorems and I'm using this code:
% Theorem box
\pgfdeclarelayer{background}
\pgfsetlayers{background,main}
\tikzstyle{thmbox} = [inner sep=1em]
...
6
votes
1answer
374 views
Custom proof environment
How to define another proof environment, say, for the "Proof of lemma"? Also, how to make it without the qed box? (I need one with qed box, and another one without qed box.)
I'm using amsbook ...
4
votes
1answer
669 views
Lyx 2.0 Formatted references to theorem/lemma/claim environments
In Lyx 2.0, I'm trying to use a formatted reference to a claim, but I cannot get the "formatted" part, i.e. I can't get it to typeset "claim" as well as the claim number.
I'm using modules "Theorems ...
5
votes
1answer
296 views
Equation numbering restart for every theorem
How to make the equation numbering restart after every proof? One alternative is to use
\numberwithin{equation}{theorem}
but it shows the chapter and theorem number, like (5.5.1). I want the ...
2
votes
2answers
363 views
Indentation for proofs
I'm using amsbook document class and amsthm package. I want the proofs to stand out from the rest of the text by slightly indenting them, i.e. leaving some margins from left and right. How do I do ...
10
votes
1answer
628 views
How to change the word “Proof” in the proof environment?
I want to change the word "Proof" into "Solution". Of course the following works.
\begin{proof}[Solution] \end{proof}
But it's quite cumbersome to add this additional [Solution] every time. Is ...
1
vote
1answer
302 views
amsthm's \qedhere in a proof ending in a displayed cases array
Is there a sensible way to get the QED box produced by \qedhere aligned with the last line of the cases environment in a situation as in the examples below?
\documentclass{article}
...
2
votes
1answer
385 views
Changing theorem/lemma… label to bold italics
For theorems in my contribution I use \theoremstyle{plain}. This style prints theorem label in bold italics, eg. 'Theorem 1.', which is followed by text in italics. How could I set 'Theorem 1.' to ...
6
votes
1answer
98 views
formulas in bold theorem titles in ntheorem package
I'm not quite sure if this counts as a bug or a feature but I have the following problem with the ntheorem package. The theorem title is bold face, which I like, but in math formulas setting some (or ...
1
vote
1answer
885 views
End Mark for Examples, Definitions and Theorems in LyX
I'm using LyX and want to have an end mark for examples, definitions and theorems within chapters like this:
Theorem 1.1 Statement......
Definition 1.1 Statement......
Example 1.1 ...
3
votes
2answers
277 views
AMS theorems in table of contents
I am using the amsthm package. I defined some enviroments like
\theoremstyle{plain}
\newtheorem{theo}[subsection]{Theorem}
\newtheorem{satz}[subsection]{Satz}
the numbering works as expectect, ...
0
votes
1answer
142 views
mathematical symbols
I'm using multidimensional formulas in my work and to differ it from the onedimensional ones I denote it by \mathbf, but what am I supposed to use in the definition and theorems environment to look ...
7
votes
1answer
212 views
How to alternate labels' styles in enumerated lists?
How can I alternate the display of an enumerated list's counter according to which command I've used? E.g., I want \foo{poor Yorick!} to look like (9) poor Yorick! but I want \bar{Joelle} to have a ...
3
votes
3answers
206 views
Is it possible to use the enumerate/itemize environment within the proof/remark environment in a nice way?
I wish to use the enumerate/itemize environment within the proof/remark environment, but when I do this the first number/bullet-point is on the same line as the word 'Remark'/'Proof' indented to the ...
4
votes
1answer
1k views
Can I disable italics in the body text of a theorem without amsthm/ntheorem?
I'm submitting a paper and am required to use a provided document class which defines its own theorem environments, so I can't use packages like amsthm or ntheorem. The class doesn't define a ...
2
votes
2answers
376 views
Space before proof
I am trying to make LaTeX put no additional space between theorem and proof.
Here is my code:
\newtheorem*{pr3}{Theorem}
\begin{pr3}
foo
\end{pr3}
...
9
votes
1answer
454 views
Theorem Name/Numbering in Margin
I have seen the previous discussion on this same issue before (see Theorem name and number in margin, note in text), however this did not resolve anything as clearly as I had hoped.
Basically, I ...
4
votes
1answer
418 views
Specification in `theorem` environment also bold
I'm using the following packages/options in my article:
\documentclass[b4paper,12pt]{article}
\usepackage[english]{babel}
\usepackage{amssymb}
\usepackage{amsmath}
...
