{lyx} specifically is for questions about the LyX document-authoring application, that uses LaTeX for typesetting. Check that your problem isn't really a LaTeX problem before using this tag: export your file as LaTeX and try to compile this to find out.

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60
votes
4answers
105k views

Math symbol question: Vertical bar for ''evaluated at …''

How do I insert the line "|" after the equation in LaTeX (see image below)? I'm using LyX so if you can point me to the symbol of that line is also OK. I don't know if this line has a proper name ...
52
votes
7answers
5k views

Writing readable LaTeX

Lets say I have the following LaTeX code \subsection{Convex sets} A set \( \mathcal{S} \) in \( \mathbb{R}^n \) is said to be convex if \[ \mathbf{x}_1, \mathbf{x}_2 \in \mathcal{S} \implies \lambda ...
39
votes
1answer
27k views

Condense the space between bibliographic entries

In order to save space, I would like to condense the bibliography, specifically, reduce the amount of vertical space between entries. Currently, it seems there is double-space between consecutive ...
31
votes
4answers
90k views

How to add an empty line between paragraphs?

I have two sections which I'd like to separate by an empty line. Every time I press Enter, LyX removes that empty line between paragraphs. How do I prevent this?
28
votes
6answers
13k views

What is the difference between LyX and LaTeX?

Currently I am using LaTeX to typeset all my math reports. Recently I found out that LyX also uses LaTeX, which can also generate PDF, accept commands from LaTeX, but is easier to use as it does not ...
24
votes
2answers
6k views

Why did my TeX-related GUI program stop working in Mac OS X Yosemite?

For example, TeX Live Utility 1.17 and earlier will not work on Mac OS X 10.10 Yosemite. If a shell task relies on the PATH environment variable to launch a command, rather than a fully-specified path,...
24
votes
3answers
25k views

Converting LyX to LaTeX

I'm working with a colleague who uses LyX (I use LaTeX), and we have a hard time exchanging documents because of conversion issues. Is there any easy way to convert LyX to LaTeX and vice versa?
23
votes
6answers
998 views

LyX participates in the Google Summer of Code - which project ideas could be suggested?

This year, LyX participates in the Google Summer of Code. This is a great opportunity to get improvements and new features implemented. I appreciate that LyX makes entering the TeX and LaTeX world ...
22
votes
5answers
5k views

How to embed screenshots properly?

I have a .png screenshot and I want to insert it in a LyX document. However, the screenshot needs scaling to fit in my column width. Downscaling (or upscaling) the image, if done wrong, gives all ...
21
votes
2answers
3k views

Can I think of LyX as a LaTeX IDE?

Can LyX be used as an IDE for LaTeX? I am considering using LyX instead of Emacs to write my LaTeX papers. Emacs is powerful editor/IDE which helps me be more productive while writing LaTeX. LyX looks ...
20
votes
4answers
4k views

Cornell Notes - A lyx or latex solution needed

I teach academic writing to computing students and one of the tasks they have to carry out is to compile a set of research notes which can then be developed into an essay. I find that the Cornell ...
19
votes
4answers
41k views

Adjusting space between array rows and columns

\documentclass[english]{article} \usepackage[T1]{fontenc} \usepackage[latin9]{inputenc} \usepackage{babel} \begin{document} % ... \[ \begin{array}{ccccc} x(1) & = & \frac{x(0)}{1} & = &...
18
votes
2answers
11k views

How do I add something to the preamble in LyX?

I'm trying to add something to the preamble, but don't know how. I tried Insert -> Latex Code and just picked places on my article, but I guess they were never in the preamble? I guess I cannot ...
18
votes
4answers
6k views

Use a quality glossary and acronym list in Lyx

The question How to combine Acronym and Glossary shows us how to make a great glossaries and acronym lists. I would like to use a quality glossary and acronym list in Lyx. This may be too large a ...
17
votes
4answers
14k views

A short hyphen in a math formula

In a LyX math formula, I want to write something like "r-number". However, the usual dash looks too long (like a minus sign). I am looking for a short, possibly upper hyphen. I couldn't find it in the ...
17
votes
1answer
13k views

How to insert LaTeX formulas in LibreOffice?

I am using Libreoffice normally, but I need have Gauss Matrix (http://en.wikipedia.org/wiki/Gaussian_elimination) in Libreoffice . I found that Latex can do that. I installed Lyx on Ubuntu. How can I ...
16
votes
3answers
50k views

Lyx: Quick way to insert Dirac bra-ket

In LyX, what is a quick way to insert mismatched delimiters in math environment? I tried typing \left|\right>, but it is not interpreted automatically.
16
votes
5answers
3k views

How to include graphs in my document?

I've just started using LyX for my Economics essays. Using Inkscape, I have been able to create some very neat diagrams to go with them. However I really need to be able to insert graphs (XY charts, ...
16
votes
2answers
17k views

Change Colour on Chapter/Section headings {Lyx}

I am using Lyx and Layout report for my thesis. I would like to change the colour of chapters sections and subsections (only the headings) from black to blue. I attach a screenshot in order to ...
16
votes
2answers
5k views

Can LyX automatically save the PDF output in the same folder?

I use LyX 2.0.4 (on Mac OS 10.7) and would like it to do the following: whenever I hit "View" it should automatically save the pdf output of the lyx file in the same folder the lyx file resides. ...
15
votes
4answers
12k views

Scale (resize) large images (graphics) that exceed page margins

Background A large number of screen captures have been scaled 300% at 288dpi. They appear correctly when embedded in OpenOffice, but not LyX. Problem Images that do not extend beyond the margins (...
15
votes
3answers
3k views

Extracting only the BibTex records relevant to the paper [duplicate]

My colleague asked me to write a page for a paper he writes. I wrote the page in LyX, compiled it to LaTeX, and sent him the TeX files. Then he reminded me that I forgot to send the .bib file with all ...
15
votes
4answers
3k views

Copy-and-paste of mathematical formulas pastes the unformatted, raw TeX

For instance: Copy Paste in a new location Result: x^{2} LyX 2.0.4 (new)/MiKTeX/Windows 7 Ultimate 64 bit
15
votes
2answers
5k views

Create new paragraph style in LyX

Background In OpenOffice and Microsoft Word it takes seconds to create a new paragraph style. Here is how I currently use LyX with the KOMA Script document class to mark text as a quotation: Type ...
15
votes
3answers
4k views

Shortcut for typewriter font/style in Lyx?

I want to format part of a paragraph in typewriter font. Is there a shortcut to quickly switch to the typewriter font in Lyx? Or even better: is there a concept like character styles in Lyx so that I ...
14
votes
1answer
7k views

What are the benefits and drawbacks of Lyx compared to TeXnicCenter

I'm relatively new to LaTeX and have been using TeXnicCenter. I've heard one or two people rave about Lyx and am debating if I should switch to it. What are specific benefits and drawbacks to ...
13
votes
2answers
5k views

Use xcolor for colored tables in a beamer slide

How can I use a table with alternately colored rows like this in a beamer slide? There seems to be a conflict with beamer and xcolor. I am using LyX too, bonus marks for something that works well in ...
12
votes
4answers
6k views

Two-sided document: reverse page margins for hardcopy

Background Wrote a manual in LyX. The PDF is two-sided. Using KOMA Script v2. The pages are 8.5" x 11". Problem The spacing on the margins is not printer-friendly, it is reversed: Since this ...
12
votes
2answers
9k views

Package xcolor Error: Undefined colors “Maroon”/“Royal Blue” when master has PDF included classicthesis 3.1

I am using classicthesis 3.1 in Lyx 2.0.6. When I include PDFs in the master document, I receive the following error: ! Package xcolor Error: Undefined color `Maroon'. See the xcolor package ...
12
votes
2answers
22k views

How to install an unavailable document class for LyX on Mac

I am new to LyX so I'm sorry if this question is really naive. I'm using LyX on a MacBook and I'm hoping to use the AEA document class on it. Since it is not available automatically, seems that I ...
12
votes
4answers
10k views

How do I get started with LaTeX on Windows XP?

My only knowledge of LaTeX is that it is a markup language that lets me concentrate on the structure of my document rather than its appearance. It uses tags similar to HTML. My problem is that I've ...
12
votes
1answer
2k views

Alternatives to $\backslash$

Background Instead of marking up the text with bold or emphasis, I read (and agree) that it is better to define a command, or environment, that describes the content. Then apply text formatting later....
12
votes
1answer
12k views

Using a new document class/template with LyX?

I tried googling this elsewhere but I'm new to LaTeX and extremely confused about certain things. Basically I downloaded MikteX and I'm using the latest version of Lyx with it. Now all I basically ...
12
votes
1answer
4k views

How to create (1) a new Environment for LyX's Environment drop-down menu, (2) a new Text Style

My two part question pertains to LyX. How do you create a new "Environment" ("Paragraph Style") for LyX's Environment drop-down list (Standard, Itemize, Enumerate, Chapter, Section, Subsection, ...
11
votes
3answers
8k views

How can I center all tables in a document?

Background Would like to center all tables within floats, without having to add \centering to each table. Ideas Tried the following: \let\originaltabular\tabular \renewcommand\tabular{\centering\...
11
votes
4answers
10k views

LaTeX error when inserting code listing in LyX

I am currently making a presentation in LyX. After I have inserted some XML code in a code listing, I am getting this error: Paragraph ended before \lst@next was complete. Paragraph ended before \lst@...
11
votes
1answer
11k views

Newline in table cell possible?

I am trying to add linebreaks in my table cell but found that LyX doesn't allow me to. How can I insert a newline inside a table cell?
11
votes
2answers
580 views

To kern double em-dashes

In Virginia Woolf's novels, she used double em-dashes quite often. In Latin Modern, the two dashes closely set together without gap. However, In ebgaramond there is a little gap which is quite ...
11
votes
2answers
19k views

Stop table going off page

I'm aware that my table is too wide as it keeps going off the page on the right. Is there a way to fix this? I'm using lyx as I am a learner.
11
votes
2answers
647 views

Finding cross references in Lyx

Is there any way to find all the cross references to a label in a LyX document? One solution is to search through the source file, but I was wondering if there is anything provided in the GUI.
11
votes
1answer
5k views

How to change hyperlinks color {Lyx}

I am using Lyx and i would like to change the color of hyperlinks on my bibliography. The default color is pink (at least on report layout , which i am using) Is it possible to change it, to blue ? ...
10
votes
2answers
5k views

Using the same number for repeated use of the same equation

I'm a LyX beginner so please don't worry about stating the obvious. I'm numbering equations by section in my document. That's working fine. However, when I refer to the same equation later on in the ...
10
votes
1answer
8k views

Set all paragraphs to be double spaced in LyX

Currently I have to manually go to the Edit->Paragraph Settings menu and set double spacing for each individual paragraph in the document. I'm using the article ( hebrew ) doc class as a base for ...
10
votes
1answer
6k views

How to change page number location on ALL pages (including chapter pages) WITHOUT fancyhdr?

Question revised: What must I do to change the page number position on EVERY page (especially for chapters) WITHOUT using fancyhdr? Background and details: I've searched now for many, many hours ...
10
votes
4answers
9k views

LyX enumeration style from numbers to letters

I'd like to use, for this specific instance, letter style enumeration [ like a) b) c) ] . I realize that I can nest one enumerate environment in another and the style will change, but I don't want a ...
10
votes
3answers
12k views

Centering figure captions in IEEEtran

I am working on a paper using the IEEEtran template in LyX. I have run into a problem: While the contents (in this case, a table) of the figure float are centered, the caption is aligned to the left (...
10
votes
2answers
594 views

Help me create my out patient documentation template

\documentclass[a5paper]{article} \usepackage{eso-pic} \usepackage{fancyhdr} \usepackage[pdfauthor={VB},% pdftitle={Consultation},% pagebackref=true,% ]{hyperref} \usepackage[headsep=3cm,top=4cm, ...
10
votes
1answer
2k views

Numbers and programming code

This happens when I use programming code and enumeration, how can I add a gap between the numbering and the line numbers of the code. I'm using this in LaTeX Preamble: \usepackage{listings} \lstset{...
10
votes
2answers
131 views

Use numbered references within Natbib document

I am working on a document in LyX that uses Natbib for reference formatting. I like having author and year for the in-text citations. However, for the specific case of citing references in a table, I ...
10
votes
3answers
2k views

Pythontex workflow with LyX

I've recently learned about PythonTeX (Conference presentation). It's a tool that lets you execute python code in your LaTeX documents. This is useful for, e.g., creating matplotlib figures inside ...