{cross-referencing} is about making connections from a point in a document to related information elsewhere, usually within the same document. Standard commands are \label and \ref. For questions about citing or bibliographies, use {bibliographies} instead.

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52
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2answers
6k views

Why does an environment's label have to appear after the caption?

\documentclass{article} \usepackage{algorithm} \begin{document} \setcounter{section}{54} \section{A section with no label} \begin{algorithm} \label{myalg} \caption{An algorithm with the label ...
49
votes
2answers
16k views

Understanding how references and labels work

I'm trying to understand why I cannot effectively reference figures or equations that I have defined with labels. For example: \begin{figure} \label{fig:area_Treasuries} \caption{Treasuries as a ...
101
votes
3answers
36k views

subcaption vs. subfig: Best package for referencing a subfigure

On this question, a comment by Martin H says: that one should forget about the subfigure and subfig packages and use subcaption. As subfig replaces subfigure, no argument there. I am currently using ...
63
votes
3answers
34k views

Cross-referencing between different files

I want to cross-reference between different .tex files, just because I want to put every chapters separately. Let's say in file chapterI.tex I have \label{a} and I want to access this in file ...
88
votes
3answers
10k views

Cross-reference packages: which to use, which conflict?

Inspired by my earlier question Theorem packages: which to use, which conflict?, here is another similar question. There are many different packages for making cross references. Among them hyperref, ...
53
votes
1answer
23k views

How to make clickable links and cross-references in pdfs produced by LaTeX?

How can I make things link url references, my index, table of contents, and cross references clickable links in documents produced by LaTeX? I generally use pdflatex to produce my documents.
23
votes
4answers
7k views

Separate labels in cases

As much as I have tried, it doesn't seem possible to use separate labels when using a casesconstruction (from the amsmath package). Ideally, I would like to be able to write something like ...
90
votes
9answers
61k views

Reference different places to the same footnote

For example, I want to make footnotes both at Sentence 1 and Sentence 2 (which are on the same page) to the same footnote. Wikipedia's "References" have this effect.
30
votes
2answers
6k views

Label and caption without float

I’d like to have an environment that works much like a float, except that it doesn’t float. That is, in fact, I’d like to be able to define an environment that has a label and a caption. I ...
32
votes
5answers
6k views

Does hyperref work between two files?

Can I create a link from one file into another one. So that when the resulting pdf files are in the same directory the link takes me from one to the other? Does another package do that? Added on ...
20
votes
1answer
3k views

Changing the appearance of equation numbers with amsmath

For equations in my document, I use the facilities of the amsmath package. In order to make the equation numbers more eye-catching, I want them to be in boldface and a little bit indented to the ...
20
votes
2answers
3k views

Automatically inserting “Section”, “Subsection”, etc

Is there a package that automatically inserts the ToC level of the reference I inserted? Section 1.1 \label{a} Subsection 1.1.1 \label{b} Subsection 1.1.2 \label{c} So that the text: Blah ...
37
votes
4answers
1k views

Document requiring infinitely many compiler passes?

It is an unfortunate reality that one must compile a LaTeX file several times in order to get all labels and citations correct. As far as I know, one should go on compiling as long as TeX warns that ...
58
votes
8answers
14k 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, ...
12
votes
1answer
1k views

Where to put the \label on a figure environment? [duplicate]

Possible Duplicate: Why does an environment’s label have to appear after the caption? I noticed that when I put the \label command before the \caption command in a figure environment, I get ...
56
votes
2answers
5k views

How do I number equations only if they are referred to in the text?

I have a paper where all equations are numbered, but I want to number equations only if they are actually referred to in the .tex file using \ref{}. How can I make that happen? Alternatively, how can ...
18
votes
1answer
8k views

Reference to a figure uses the section's number

One of my sections seems to be using the section number rather than the appropriate figure number for \ref's that point to figures. (Theorems and the like work fine.) As far as I can tell, there's ...
22
votes
3answers
2k views

How to get more complete references

Sometimes when I work I write something like \begin{proposition} \label{my new result} ... \end{proposition} ... blah blah in Proposition \ref{my new result} blah... but then I realize that the ...
45
votes
1answer
5k views

Difference between ref, varioref and cleveref. Decision for a thesis

How can one make a quick decision what the best "ref" for a thesis in pdflatex with hyperref is? After a few hours reading I do not know more than ref is used by everyone who does not know about ...
47
votes
3answers
60k views

Label equation with a symbol

I would like to label an equation with an arbitrary symbol, rather than a number, or letter. Is this possible?
15
votes
3answers
833 views

Enumerate after \label

I have the following code: \usepackage{hyperref} \newtheorem{thm}{Theorem} \begin{thm} \label{mythm} \begin{enumerate} \item \end{enumerate} \end{thm} \ref{mythm} The ref prints the ...
48
votes
1answer
4k views

Get the title instead of the number of a referenced chapter/section?

In my document I am referencing a section, e.g. \section{My Section}\label{test} Also see section\ref{test} This gives me, e.g. Also see section 1 but what I want is: Also see section My ...
11
votes
3answers
2k views

Numbered examples in linguistics that I can refer back to

I do linguistics and I'm looking for a way to enumerate language examples that lets me reference to them in the text. (1) This is an example. Sentence \ref{...} provides a good example of ...
20
votes
2answers
7k views

referencing labels from other files [duplicate]

Sometimes I want to refer (using \ref) a \label from some other tex file. What is the right way to do it? (It's, of course, possible to \include all files in one and then use \includeonly — but it ...
17
votes
2answers
918 views

Usage of table/figures shown in caption

Is there a way to add the usage of a table/reference in the caption of the reference/table in LaTeX? For example: \begin{table} \begin{tabular}{ll} \textbf{Name} & \textbf{Description} ...
21
votes
2answers
613 views

Replace unknown reference (?) with the tag from \ref or \cite

While working on a document, it would be helpful if instead of a ? for unresolved references or citations the tag used in the \ref{thisthings} or \cite{Bloke1978} could appear instead. Is there a ...
20
votes
5answers
8k views

\pdfendlink ended up in different nesting level than \pdfstartlink

I started using showkeys in one of my documents and see this error \pdfendlink ended up in different nesting level than \pdfstartlink A bit of google suggests that this "happens when hyperref is ...
30
votes
2answers
9k views

Why should I put a ~ before \ref or \cite?

My question is in the title of this post, but extends to other referencing commands like \eqref, \citep, \citet (and the like) as well.
26
votes
5answers
11k views

how to get the current chapter name, section name, subsection name, etc?

How can one get the current name of the following: Chapter, Section, Subsection(s), frame, label, mdframed?
21
votes
4answers
2k views

Printing labels along with equation numbers

Working with documents with huge amount of equations it becomes cumbersome to go back and remind yourself what you labeled a certain equation to (I try to name them in a smart way, but there are too ...
20
votes
3answers
17k views

Reference name of description list item in LaTeX

(Repost from Stack Overflow) I'd like to refer to a description list item by name instead of number. To that effect, I've added labels to each item, but when referencing them I only get the name of ...
27
votes
4answers
14k views

Get current “section” name without label

Update: I accepted the solution provided by Heiko Oberdiek, because that was doing exactly what I asked. When interested only in the chapter name, egreg's solution works fine. However, to get it ...
32
votes
7answers
5k views

How to use \pageref{foo} as a number?

What I want to do is to show a "progress bar" in the header to show how far you are in the document, by making a rule with width pagenumber divided by total pages times the paper width. This is what ...
17
votes
4answers
9k views

custom counter and cross-referencing

I created a custom counter 'rtaskno' and a command '\rtask' as following: \newcounter{rtaskno} \newcommand{\rtask}{% \stepcounter{rtaskno}% \thertaskno} I like to use them as following: ...
12
votes
1answer
2k views

Incorrect target of \label link produced by hyperref

In the following code, the command \label{my} appears on page 4, as well \pageref{my} says "4", but the hyperlink points to the page one. Why is that? \documentclass{book} \usepackage{hyperref} ...
16
votes
4answers
9k views

Adding parentheses around subfig references

Say I have a figure with two subfloats inserted using the subfig package. When I reference them with \ref{myLabel} I get this Figure 3.5a and 3.5b. But what I want is this: Figure 3.5(a) ...
17
votes
1answer
9k views

How to reference equations using letters and numbers

Sometimes it is convenient to refer to a group of equations by a letter and a number. For example: 2+1 (A1) 2+4 (A2) x^4 (B3) x^e (B4) Placing ...
12
votes
3answers
769 views

Making refcheck work with cleveref

It seems that refcheck does not recognize references made by cleveref: \documentclass{article} \usepackage{amsmath} \usepackage{cleveref} \usepackage{refcheck} \begin{document} \begin{align} a ...
10
votes
1answer
793 views

Cross-referencing in multiple chapters

I have a document organized into several chapters. In each chapter, theorems are numbered by section (1.1, 1.2, ... even in chapter 5). I often would like to refer to theorems in different chapters. ...
15
votes
1answer
5k views

Reference plain text

Is there a way to reference just plain text with the \ref{} tag? I have a table with two columns. Each column has content which links to a different part below. The reference in the first column is ...
11
votes
1answer
5k views

How to reference another document in LaTeX?

I want to compile sections of the article independently. Clearly, I can make their numbers right just by using something like \setcounter{section}{4}. How can I get something like ...
12
votes
3answers
748 views

Extended draft mode which includes source information for manual print-out to source synchronisation

I'm looking for a kind of extended draft mode which places the source code position of paragraphs, sectioning commands and figures etc. as marginpars or similar in the PDF, so that they appear on a ...
15
votes
2answers
389 views

Crossreference in Ref Range [(1a-1e) to (1a-e)]

I am just a beginner in LaTeX, I am facing a problem in Ref Range, \documentclass{article} \usepackage{amsmath,amsfonts,amssymb,cleveref} \begin{document} \ref{eq1a,eq1b,eq1c,eq1d,eq1e} ...
19
votes
1answer
1k views

What does the hyperref option hypertexnames do?

The Manual of hyperref states that hypertexnames: use guessable names for links. What does this mean? What are the consequences of using this option?
4
votes
1answer
2k views

pgfplots, custom legend and tikz library external

I try to create Tikz figure with several pgfplots subplots. I want to have one legend for them since they all have the same curves. I found out from this question that i can label and than reference ...
8
votes
2answers
424 views

Hyperref within hyperref

I'm using the hyperref package in LaTeX. In the compiled PDF, in the table of contents (TOC), I correctly get all the links to the corresponding chapters and sections. There is only one chapter which ...
102
votes
9answers
6k views

Starting a PhD; Any guides to setting up a 'system'?

I'm starting a PhD and am being overwhelmed with the different possible ways people do things, and how they very rarely mix. I'm (obviously) sold on TeXing it, and have a ViM background I intend on ...
17
votes
2answers
857 views

How do I discard a portion of an equation number when cross-referencing?

I am writing a LaTeX document in which I number equations within sections. Thus, in my preamble I have \makeatletter \@addtoreset {equation}{section} ...
30
votes
1answer
3k views

Impact of hyperref, when varioref and cleveref are used

I think I may have found a bug in either hyperref, cleverefoder varioref but can't determine the details any further. If do not load hyperref in the following example, the result is fine. ...
20
votes
2answers
438 views

Show graph of references inside a document

I have quite a lot of labels and references (around 250 labels, 600 references to those) in my document. As I need to re-arrange parts of the document, I'd like to know which labels are referenced ...