Questions tagged [theorems]
{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.
1,699
questions
0
votes
1
answer
55
views
Dynamic references with \zcref
My objective is to have the following mechanism for numbering \item in enumerate inside a theorem environment.
When a new theorem wasn't issued yet (e.g. in the proof of the current theorem), then \...
- 1,241
0
votes
1
answer
15
views
Keep track of theorem number in colored boxes
I have the following:
\newcommand{\thmbox}[2]{
\begin{tcolorbox}[colback=blue!5!white,colframe=blue!75!black,title={#1}]
{#2}
\begin{theorem}
uhhh
\end{...
- 1
2
votes
1
answer
46
views
How to create a theorem box with multiple layers instead of just two
This is what i have so far,
\documentclass{article}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{tasks}
\usepackage{tcolorbox}
\tcbuselibrary{skins}
\NewTotalTColorBox[auto counter]{\...
- 530
1
vote
1
answer
27
views
Theorem Enviroment Counter
I define theorem environment counter based on section and subsection as following:
\newtheorem{test}{Test}[subsection]% Counter `test` depends on `subsection` ���
\counterwithin*{test}{section}% … and ...
- 87
1
vote
1
answer
26
views
Beamer: reference in theorem environment,
In a beamer presentation, I would like to state a theorem in such a way that the citation appears next to the 'Theorem'. It should look something like
Theorem [AB, Theorem 1]
This is a theorem.
...
- 207
3
votes
1
answer
55
views
How can I change the numbering of a lemma in Appendix?
Now I use [section] to number the theorems, lemmas,... In the main body, it looks well, but in Appendix, it shows like
Lemma Appendix A.1.
Is it possible to have the following form?
Lemma A.1.
\...
- 41
1
vote
2
answers
51
views
Reducing the gap in the Lemma environment with enumerate
\documentclass{article}
\usepackage{amsthm}
\newtheorem{lemma}{Lemma}
\begin{document}
\begin{lemma}
\begin{enumerate}
\item $(a + b)^2 = a^2 + 2ab + b^2$.
\item $(a - b)^2 = a^2 - 2ab + ...
- 395
3
votes
2
answers
74
views
Automatically removing unused "theorem" environments in LaTeX documents
As a copy-editor, my job involves preparing the final formatting of scientific documents written directly in LaTeX, which I receive at the end of the peer-reviewing process.
Often, authors send us &...
- 2,003
1
vote
1
answer
23
views
Custom numbering for `example` and `solution` environments in Beamer that resets with each example
I'm currently using the Beamer document class to create presentations and have defined two custom environments, example and solution, for my slides. However, the default numbering scheme is not what I ...
- 349
0
votes
1
answer
44
views
Numbering exercises by chapter and printing solutions by chapter in appendix
So, I have a basic tcolorbox that I want to write my exercises in. I want the exercises to be numbered by chapter, i.e. Exercise 1.1 is exercise 1 in chapter 1 (and still be able to print the answers ...
- 1,884
1
vote
2
answers
84
views
Tcolorbox remove part of box border
So, I want to remove small part of the border in my tcolorbox. Here is an example:
If possible, I'd also like to have a small white outline around "Some title here" as showed in the picture....
- 1,884
0
votes
1
answer
62
views
How can I get the title in tcolorbox partly framed and not framed?
So, I'm trying to make a box with the tcolorbox package that has some of the title in a colored box and some of it not inside the box. What I want is for the definition X.Y part of the title to be ...
- 1,884
2
votes
2
answers
68
views
What is the canonical way to add theorems to the table of contents?
I am writing a math paper and I would like to have my theorems, lemmas, corollaries and definitions appear in the table of contents. My original code looked essentially like this:
\documentclass{...
- 132
1
vote
0
answers
29
views
beamer: space below an equation inside a theorem environment
In the beamer class, how can I control vertical spacing above/below equations, when these equations are inside a theorem-like environment?
With the current code, there is just the right amount of ...
- 3,013
3
votes
2
answers
57
views
Non-italic punctuation in theorems
With \usepackage{amsmath}, we get a theorem like:
Theorem. Let $a$ and $b$ denote the legs of a triangle and let $c$ be the hypotenuse; then $a^2+b^2=c^2$ (where d^2 denotes multiplication of $d$ by ...
- 137