R is an open source programming language and software environment for statistical computing and graphics. It is an implementation of the S programming language combined with lexical scoping semantics inspired by Scheme.

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483 views

How to include LaTeX package in R Markdown?

I am writing a report with Rmd in RStudio via knitr package. I want to write a indicator variable symbol in the report, like How do you get \mathbb{1} to work (characteristic function of a set)?. ...
3
votes
2answers
171 views

TikzDictionary slow and blocking in knitr

I need to knit presentations with many slides and Tikz-plots. Knitr is fantastic for this, but it takes very long time and I cant knit two reports in parallel. I have isolated the problem to the ...
3
votes
1answer
84 views

`documentclass` and required `packages` for compiling R help in tex

I got the help on R functions in .tex format using help_console function. I wonder what is the documentclass and required packages to compile this document correctly. Thanks in advance for your help. ...
3
votes
1answer
142 views

R language parameters for `listings` package

I tried all answers posted here or on other pages, but nothing worked. I need to set the parameters for listings package to simulate R code, so: \usepackage{listings} \lstset { language=R, % ...
3
votes
1answer
158 views

lstlisting wrongly parse code as stringstyle (language = R)

please have a look at this picture. Could someone help me solve this please? As you can see, lstlisting sees my code chunk as string, which should not be the case (only stuff in quotes should be in ...
3
votes
1answer
254 views

Sweave outputs gibberish

I have this .Rnw file: \documentclass{article} \begin{document} <<>>= data(cars) fit <- lm(cars$speed~cars$dist) summary(fit) @ \end{document} I am using RStudio to build the PDF ...
3
votes
2answers
431 views

Modifying the latex code from tabular() in r so that output is not cut off and is displayed properly?

I am using the r function tabular() to produce tables that I can turn into pdfs. The output looks fine, except for some of the tables I am producing. When I compile the pdfs, the table is cutoff on ...
3
votes
1answer
409 views

How use LaTeX counters to label knitr code chunks?

Imagine one has the LaTeX environments Example and Solution defined from the theorem environment. I have several Examples in numerous child documents which make up a book. LaTeX will automagically ...
3
votes
1answer
470 views

R listings operator partially in bold

I am using listings to display R code. The matrix multiplication operator shows up partially bold, something like this: "\%\textbf{*\%}". If I separate the * and the %, the second % is not in bold. I ...
3
votes
1answer
763 views

Using tabularx package with xtable package in R

I am trying to solve the problem of having a latex table (produced using the xtable from R, then combined into a tex file using Sweave), exceeding the margins of my LaTeX document. I found that one ...
3
votes
2answers
76 views

Typeset R character vectors

I have two vectors in R that I want to typeset. The first vector includes the titles and the second the body texts. Please consider the following MWE \documentclass{article} \begin{document} ...
3
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0answers
186 views

Include R output as pdf in Texmaker

I just switched from texshop to texmaker on Mac OS X. However, now the plots I want to insert from R as pdf in the document are missing the fonts in the pdflatex output. It used to work fine with ...
3
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0answers
349 views

How to keep ggplot font size constant when varying figure width

I have different figures across my document with different width. I set the the font size for all ggplots globally with theme_set(theme_bw() + theme(text=element_text(family="Palatino", size=20))) but ...
3
votes
0answers
98 views

Fontsize with knitr & tikzDevice [duplicate]

I saw there are already a couple of questions on the argument (here and here) but since they are a few months old and since I can't manage to make the option dev.args=list(pointsize=5) works even ...
3
votes
0answers
105 views

Long and rescaled xtable [duplicate]

Is there a way to use scalebox along with tabular.environment='longtable' when printing a long and wide xtable? When I give both of them I get an error: Running xelatex.exe on my_file.tex...failed
2
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2answers
2k views

Missing character: There is no ? in font cmr12!

I'm not quite sure how to diagnose this issue. This is what I see in my log file. However, there are no "?" symbols in my work. FWIW, Here's my preamble: \documentclass[12pt]{article} ...
2
votes
1answer
558 views

passing a variable from R to Tex in knitr

I am sure this has been asked multiple times since it seems to be a common issue. I looked around but all I could find was the \Sexpr for sweave which does what I want. I am using knitr and I can't ...
2
votes
2answers
529 views

Fedora manual installation and dependencies

Following answers on this website (like: How to use TeX Live on Fedora 17? and Manually installed TexLive on Fedora 16 ) I installed texlive manually on fedora and it works flawlessly. The problem I ...
2
votes
2answers
243 views

Plot symbols from R as latex symbols

In a LaTeX document, I am including an image showing a plot generated by R, for example the result of a plot(x=1:5,y=1:5,pch=13). Is there a way to use this nice little symbol as a LaTaX character to ...
2
votes
1answer
74 views

Avoid R output leaking into LaTeX with ggnet

Please consider the following MWE which I compile into a .tex document via knitr \documentclass{article} \begin{document} <<echo=FALSE, message=FALSE, warning=FALSE>>= library(igraph) ...
2
votes
2answers
82 views

How does one set document class options (e.g. paper size) for LaTeX output?

The header option lets you insert TeX code in the preamble after \documentclass{article}, but what if I want to change the default paper size or the default font size? For this, I would need to ...
2
votes
1answer
36 views

Latex ifFileExist

\subsection{Checksum: Factor, Specific, and Total Variance} Perhaps the most basic test of a regression model is if the factor and specific variances sum to equal the total variance. Here, we ...
2
votes
2answers
290 views

How to draw a graph by indicating volume of 3D elements but not their position

I have about five thousand observations which I would like to plot in a graph. Since the range of values is wide (from 1 to 108,000, with 90% of the observation taking a value of 2, 99% of the ...
2
votes
1answer
662 views

Plots are not appearing in PDF after using Sweave

In general, Sweave is making great looking PDFs for me. However, when I plot a histogram, it is not appearing in my PDF. I have a bare bones Sweave document as follows. I can't seem to isolate ...
2
votes
1answer
224 views

Doodle on top of Sweave output

It might not be possible to do this, but I was wondering if there is a way to doodle on top of the LaTeX output, or in my case on top of Sweave output. See example underneath!! ...
2
votes
1answer
327 views

Adding a knitr table from R into a \pgfplotstableread statement

I'm trying to get a table from R into a pgfplotstable to edit for printing. the r code is \documentclass{article} \usepackage{pgfplotstable} \begin{document} \pgfplotstableread[format=inline,row ...
2
votes
1answer
477 views

Program Tikz in Beamer

The attached .Rnw-code produces two similar slides, but with different texts and different arrow positions. I wrote both slides manually, but because I need to produce hundreds of similar slides, I ...
2
votes
1answer
1k views

Reducing R figure sizes in lyx?

I am using LyX with the Sweave module to generate some R figures within a document. I can't seem to get the figures to be smaller, and they tend to take up half a page which is far too large. I have ...
2
votes
1answer
1k views

Caption for longtable in Sweave

I'm using the following code in .Rnw file to generate a longtable <<label = tabggplot2df, echo = FALSE, results = tex >>= print( xtable( x = ggplot2df , caption = ...
2
votes
1answer
757 views

Sweave only produces NAs when using Umlauts.

I have a problem with Sweave. As soon as I use any mutated vowels/Umlauts (ü, ä, etc.) Sweave produces an NA in the document although it worked before. I don't know what to do, so any help would be ...
2
votes
2answers
156 views

Double header in longtable

I'm trying to make a longtable and use some R tools for generating them. The problem is that when a long table has more than one columns, it creates double headers, as shown here: ...
2
votes
1answer
169 views

knitr compiling time with large datasets

I noticed that with a large dataset knitr takes an unexpected long time to compile my document: about 23 minutes from when knitr completes the last chunk to when it writes the .tex. I don't understand ...
2
votes
1answer
492 views

insert figure in sweave using knitr fig.path

I'm trying to insert a figure using Sweave which is located in the path C:\Users\eccehomo\Documents\mi\fig1.png. I'm using the package knitrwhich has a function called fig.pathbut I'm getting many ...
2
votes
1answer
83 views

Controlling the size of tables produced from the R functions tabular() and latex()

I'll state up front that I'm not absolutely certain whether this question is more appropriate for CrossValidated or for this site. However, since I've seen several questions about the latex() command ...
2
votes
3answers
377 views

Bold font problem while using Russian fonts

This refers to my previous question not able to write bold characters using textbf I installed the cm-extra font package but still there is a problem with boldface due to ...
2
votes
1answer
62 views

Memory issue when producing dense TikZ figure (14500 points scatterplot) with knitr

I have a series of plots in my document which are correctly drawn by knitr with dev=tikz. Yet figure number 7, which is much more dense than the others in terms of data points, foo, doesn't: label: ...
2
votes
1answer
89 views

Color the column of a latex table produced by xtable

How can I use the R xtable package to produce a table with a colored column? This post shows how to color a row, but I can't figure out how to do the same for columns.
2
votes
1answer
95 views

A program to export latex tables to excel/ods/csv?

I know there are tools to export excel tables to latex, but what about the other way around? I get a lot of latex tables from functions in R (e.g.: texreg) that aren't perfectly customizable via the ...
2
votes
1answer
212 views

How to loop over R objects OUT OF chunks

I want to typeset with TeX a report based on data from an R object (dataframe). The idea is to print a nice TeX table from each line of a R dataframe. Something like \begin{tabular}{ l c r } A1 ...
2
votes
1answer
891 views

knitr xtable make two tables equal width

I am using knitr and xtables to automate a report procedure. I want to include a few tables in this report and make them displayed with equal width. The Rnw code is listed below. Anyone could tell me ...
2
votes
1answer
344 views

How to add horizontal lines within a table created by Hmisc::latex()?

lets suppose we have a table given in R and use the function latex() from the R package Hmisc to include the table in a Sweave (or knitr) document. My question is: Is there a way to add horizontal ...
2
votes
1answer
395 views

\Sexpr shows only one value from a vector with two elements in sweave

I can't get the two elements of the vector using: <<>>= z=c(1,2) @ \Sexpr{z} I have googled a lot but don't understand why I get just the first element.
2
votes
1answer
171 views

PDFLaTeX produces black boxes after executing Sweave

There is the following code \documentclass[a4paper]{article} \begin{document} hey there <<>>= 1+1 @ \end{document} I saved the example.Rnw in my home directory an ...
2
votes
1answer
439 views

pgfSweave() results in texi2dvi error “Missing \endcsname inserted”

When running pgfSweave using a file with the following sample code: \documentclass[letter]{article} \begin{document} In this example we embed parts of the examples from the \texttt{kruskal.test} ...
2
votes
1answer
1k views

Wide table problem when generating PDF

I have a LaTeX wide table generated from a data frame in R using xtable, but when the PDF is created not all the data is shown, just a part of it, and the other part is hidden on the right of the PDF. ...
2
votes
1answer
798 views

Controlling formatting options for xtable

All, I'm a LaTex/knitr/Sweave amateur and have had trouble finding answers to what seem like they should be fairly simple questions online. I have a .Rnw script that I am currently compiling to PDF ...
2
votes
1answer
225 views

siunitx error: “invalid-number” from R

I have a document in .Rnw which I use to produce a .texdocument with kntir. I have a problem with the formula \num{\Sexpr{max(degree)}} which in R console produce 12598 but after the running knitr in ...
2
votes
1answer
130 views

How can one make RStudio pass options to Sweave()?

I'm trying to use a UTF-8 encoded .Rnw file in combination with xelatex in RStudio. Since xelatex uses native UTF-8 support i cannot use \usepackage[utf8]{inputenc} in my .Rnw file, which would ...
2
votes
1answer
100 views

How to put R code into a parameter of a newcommand?

I would like to put R code into a parameter of a newcommand in LaTeX. To do it, I make the following: %Define the newcommand: \newcommand\solution[1]{\sf #1} %Then, after the \begin{document}, I ...
2
votes
0answers
56 views

knitr: Several figures with subcaptions, alignment issues

Here is a minimal working example: \documentclass{article} \usepackage{subfig} \begin{document} <<echo=FALSE,out.width="0.49\\linewidth",fig.show="hold",fig.align="center",fig.cap="Some ...