{pgfplots} is a package for creating 2D and 3D plots of mathematical functions and numerical data, using the PGF graphics framework. For questions about the inbuilt plotting functionality of TikZ/PGF, use {tikz-pgf} instead.

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3
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1answer
518 views

Trouble updating pgfplots on Windows/MikTeX

I'm trying to update to a newer version of pgfplots, preferably v1.12. I'm currently using v1.7. First, I opened Update (admin mode) with MikTeX and it didn't have any updates for pgfplots. Then I ...
3
votes
1answer
401 views

“Collision” between marker labels in pgfplots scatter plot

Sometimes, it's hard to avoid "colliding" marker labels in scatter plots, by which I mean labels that overlap each other. If I don't want to remove data points to avoid the overlap, is it possible to ...
3
votes
2answers
135 views

Strange behaviour of arcs with pgfplots v1.11

This only happened after I updated to latest pgfplots version v 1.11 and used to be compiled with a fine looking result. \documentclass{standalone} \usepackage{tikz} \usepackage{pgfplots} ...
3
votes
1answer
709 views

How to center a pgfplot? [duplicate]

I am trying to center a graph made with pgfplots with \centering. If I put \centering within a group to limit its scope, the graph does not get centered. If I don't limit the scope of \centering, then ...
3
votes
2answers
258 views

Effective potential with tikz

How I can draw a perfect picture of an effective Newtonian potential? I tryed, but it is not so good as I want. \begin{tikzpicture} \begin{axis}[ xmin=0, ] \addplot[ red, smooth, domain=-5:1, ...
3
votes
1answer
68 views

Format a PGF Plot

I have a simple PGF plot using this code \documentclass{article} \usepackage{pgfplots} \begin{document} \begin{figure*}[htpb] \centerline{ \hbox{ \begin{tikzpicture}[scale=0.6] \begin{axis}[enlarge x ...
3
votes
1answer
962 views

How to adjust the legend line length in pgfplots

I have a plot using pgfplots but I need to adjust the length of each legend. I can modify the width of each legend line, but I don't know how to modify the length of them. Is there any option to ...
3
votes
1answer
2k views

pgfplots: bar plots and xticklabels display

I have a bar plot and I would like to set x labels but when I do so, the x-axis is not appropriate: \documentclass{standalone} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} ...
3
votes
2answers
337 views

Fitting the asymptotes and graph of a function onto the pictured Cartesian plane using pgfplots

I would like the code that instructs TikZ to plot the asymptotes to the graph for the rational function y=(x+2)/(x-1). What is the code for plotting these lines as a dashed lines with arrowheads? (I ...
3
votes
2answers
346 views

octopus-graph tikz/pgfplots

EDIT:I found a solution. See below. i'm trying to get something like this: I have small dots and big dots, and some small dots are connected to one big dot. I can "plot" all points with pgfplots: ...
3
votes
2answers
439 views

Change edge color of pgfplots patches

I am plotting patches and do not want them to be colored according to their z-values. Instead, I want to define the colors by myself. Here is an example: \addplot3[area legend,patch,forget ...
3
votes
1answer
305 views

Plotting data from set of files in pgfplots

I have a large number of files containing xy-data that I would like to plot in one plot. I know I can do that manually and bit by bit which is ok for only several files, but not for larger numbers. ...
3
votes
1answer
3k views

Add a horizontal line to a PGFPlot and add it to the legend

I have a PGF Plot with some computational results from a CSV file. At the time the CSV file was generated, there was a value that was not known. That value needs to be on the plot also, however. What ...
3
votes
1answer
230 views

PGFPLOTS: How to merge 2 tables for histogram

I have a data set that I will plot across two pages. My initial strategy is to split the table in half. Read in the first table and plot, and so with the second. My problem with this is I do a summary ...
3
votes
1answer
213 views

pgfplots \closedcycle command inside \foreach returning error

The following code demonstrates the problem. It builds fine, but if I add the commented \closedcycle command, it won't build (undefined control sequence). \documentclass[tikz]{standalone} ...
3
votes
2answers
506 views

Pgfplots: let legend show two linestyles

I do have a double axis plot which which compares two different things (part 1 on the left axis in solid, part two on the right axis in dashed) for different paramters which are common for both plots. ...
3
votes
2answers
180 views

title in graphic with pgfplots

I have the following code: \documentclass[12pt,a4paper]{article} \newcounter{conto} \setcounter{conto}{\time} \usepackage{lmodern} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} ...
3
votes
1answer
463 views

Showing all the decimal numbers on the y axis clearly in a given chart

I would like to show my y axis as follows: Here is my code: \documentclass[english,12pt]{standalone} \usepackage{tikz} \usetikzlibrary{patterns} \usepackage{pgfplots} \pgfplotsset{compat=1.10} ...
3
votes
2answers
811 views

define manually the position of a pgfplots plot inside the TikZ picture

I just started using matlab2tikz for the graphics in my thesis and got stuck with a probably simple problem: I have a plot of a function and an inset (zoom-in) on it. Both the main plot and the inset ...
3
votes
1answer
355 views

How to add a 2d plot to a 3d axis drawing?

My task is quite simple. I want to add to my 3d axis drawing a 2d plot. My closes result is this: \begin{tikzpicture} \begin{axis}[ axis equal, view={45}{30}, ...
3
votes
2answers
753 views

precision in xy axis in tikz

I have this code \begin{tikzpicture} \begin{axis}[% width=\figurewidth, height=\figureheight, scale only axis, xmin=0, xmax=1.5e-05, ymin=1.222e-07, ymax=1.224e-07 ] \addplot [color=red,line ...
3
votes
1answer
829 views

Force pgfplots to draw legend according to cycle list instead of the first plots

I use pgfplots to plot multiple curves from a file. The graph is plotted in two steps Draw only the marks, taking the original values from the file Draw only the lines, approximating the curve of ...
3
votes
1answer
606 views

Automatically get (ymin,ymax) and (xmin,xmax) in pgfplots

I am plotting some 2D data from a file using pgfplots. Is it possible to automatically get (ymin,ymax) and (xmin,xmax) from the file I am trying to plot? I don't want to keep changing these each time ...
3
votes
1answer
728 views

One axis in pgfplots

I try to make one axis exercices for students, thus I try to customize pgflots but I don't understand what append in this examples : \documentclass{article} ...
3
votes
1answer
393 views

\pgfplotstabletypeset heatmap: logarithmic scale

I am trying to create my own rendition of this heatmap. My values range anywhere from 1 to 783764. I want to plot them as colors on a logarithmically (base10) scaled colormap. So the values' ...
3
votes
1answer
516 views

Cyrillic text in symbolic x coords

I make bar plot with pgfplots: \documentclass{report} \usepackage[T2A]{fontenc} % Поддержка русских букв \usepackage[utf8]{inputenc} % Кодировка utf8 \usepackage[english, russian]{babel} % Языки: ...
3
votes
1answer
373 views

Add arrow to 3D pgfplot

How to add an arrow (cf red arrows below) in a 3D plot (or 2D plot should be similar) in pgfplots ? The arrow has not to be specifically aligned with the label but could be placed closer to the axis. ...
3
votes
2answers
3k views

matlab2tikz and legend location

I have a matlab plot given below, that is converted to tikz. Let's call it myfile.tikz \begin{tikzpicture} \begin{axis}[% width=\figurewidth, height=\figureheight, scale only axis, xmin=1, xmax=3, ...
3
votes
1answer
202 views

PGFPlots: Thick line goes outside drawn y-range

What is the best way to avoid thick lines in PGFPlots from going outside the drawn y-range? For example, near the maximum in \documentclass{article} \usepackage{pgfplots} \begin{document} ...
3
votes
1answer
612 views

Two boxplots per plot entry - shifting boxplots in pgfplots

I'm trying to compare the results of a control group and an experimental group under different conditions. To simplify, let's assume there is only one condition (ie. only one mark along the x axis ...
3
votes
1answer
151 views

How to remove all of ticks keeping the extra ticks

I want something like \begin{axis}[ y ticks=\empty, extra y ticks={-1,1}, extra y tick style={yticklabels={{name1},{name2}} ] ... \end{axis}
3
votes
1answer
523 views

PGFPlots: How does one plot a wave packet?

Given the equation 2\cos(kx - wt)\cos(.5\Delta k(x - \frac{\Delta w}{\Delta k}t)). How can I plot this in pgfplots? k is the wave number w is the frequency \Delta k and \Delta w are both \ll 1 We ...
3
votes
1answer
437 views

pgfplots memory overload

I want to plot 5x9000+ data points. I am already using: \usepgfplotslibrary{external} \tikzexternalize and -shell-escape -enable-write18 in PDFLatex. However, I still get the memory error. I ...
3
votes
1answer
495 views

pgfplots plot marks vanish when I change colors

I have created two overlapping plots (thanks to Drawing curves and multiple y-axes in one plot with pgfplots): When I change the color in the second one, the plot marks vanish: Here's my MWE: ...
3
votes
1answer
411 views

! Dimension too large

I keep getting the error Dimension too large when i make my \Desktops{80} and my \DTUnits{20} however if I change my \DTUnits{14} it works, can someone help me please? ...
3
votes
1answer
112 views

Hiding Decimal Results from PGF Output

I have this \foreach statement which results in even numbers with decimals. I would like to omit or hide the decimal from the results. How can this be done simply? I have seen a few answers to much ...
3
votes
1answer
756 views

pgfplots won't produce error bars

The following error is thrown when I try to compile the MWE below: Package pgfkeys Error: I do not know the key '/tikz/error' and I am going to ignore it. Perhaps you misspelled it. I'm running ...
3
votes
1answer
250 views

How to make the legend border tighter?

I am trying to make the legend border tighter. What is the \begin{axis}[legend style={...}] property to adjust the legend border (both width and height of the border)? \documentclass{article} ...
3
votes
1answer
714 views

set domain in pgfplots

I created this graph. The graph is shown correctly but I need the range on the y-axis to be from 10e-8 to 1. I would also like a grid. I'm a newbie with the pgfplots package. \begin{figure}[htp] ...
3
votes
1answer
3k views

matlab2tikz for surf plots: reducing data?

I was really happy to see that matlab2tikz also supports surf plots. Unfortunately, it produces too much data, so I run into the well-known memory problem. I tried compiling with lualatex instead of ...
3
votes
1answer
270 views

Using foreach to generate computed indices in a plot

I have a table with 8 columns, and I want to generate 4 plots (1 vs 0, 3 vs 2, 5 vs 4, and 7 vs 6). I was going to use foreach to generate the plots using \begin{tikzpicture} \begin{axis} \foreach \x ...
3
votes
1answer
339 views

pgfplots: marks in table as ellipse with size of error bars, area of uncertainty?

Is it possible, and if yes how, to plot a table with pgfplots where the marks are ellipses with the major and minor semiaxes being the size of the error? Such that a data point is displayed as its own ...
3
votes
1answer
142 views

Make the label surrounding line disappear

Referring to How to plot the graph below? Is it possible to make the label surrounding lines, and the top and right lines for the coordinates disappear?
3
votes
1answer
521 views

Filter by value when reading and calculating data using pgfplotstable

I am trying to plot data from a file, using pgfplots for the plot and pgfplotstable to read in the data and calculate a new column (cummulative values from another row), which is plotted as well. My ...
3
votes
1answer
436 views

Plots with only a few scattered marks and correct legend

I would like to draw several plots with lines and only a few marks. The markes are irregularely spaced, so I used a method alluded to in the pgfplots manual, section 4.8.5 (Legend appearance), page ...
3
votes
1answer
877 views

How can I add a legend in aligned subplots

I want to have two subplots with the same x axis aligned above one another. In the manual I read, that I should use \matrix{} to achieve this. Now I want to have legends in both plots. But since the ...
3
votes
2answers
389 views

Numbers as markers with \foreach and additional macro based on counter

First issue I would like to plot several curves using the \foreach command and have their number in the sequence as markers. Here is the code I came up with : \documentclass{article} ...
3
votes
1answer
218 views

pass a set of numbers to pgfplotsinvokeforeach <list>

Is it possible to pass a numeric set to the list argument of the \pgfplotsinvokeforeach command? I need something like this: \newcommand{\a}{1,2,...,10} \pgfplotsinvokeforeach{\a} {<...>} ...
3
votes
1answer
443 views

Using counter values as part of style name for plots

I figured I should be able to give a bunch of line styles and access them using counters. Sure enough, this works out fine; this document \documentclass{article} \usepackage{tikz,pgfplots} ...
3
votes
2answers
2k views

latex code for graphing rational function

I've seen in TikZ and pgf Manual for version 1.18 a code for graphing some functions but it does not provide an example for a rational function. Can someone help me graph $x+\frac{1}{x}$?