{plot} is for questions concerned with plotting data or functions using TeX. For questions specific to the pgfplots package, use the {pgfplots} tag.

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4
votes
0answers
58 views

How to draw interlocking tori with Tikz?

I need to draw a couple of interlocking tori, as in the picture, using Tikz. I've been looking at some examples online and all I find is instructions to do it with Gnuplot, nothing about Tikz. If ...
3
votes
1answer
61 views

Ticks stop early in PGFPlot

So I was trying to produce this with PGFPlot and got pretty close with the code below but (apart from the major/minor ticks not being as different in their lengths as in the example) I have one ...
1
vote
1answer
34 views

put a plot inside a table

i want to :) well as you can see \documentclass[french,12pt,oneside,openright]{memoir} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \usepackage{lmodern} \usepackage[a4paper]{geometry} ...
1
vote
0answers
22 views

Plot data points with 'linespoints' but lines should have gaps [duplicate]

I have asked following question on stackexchange regarding a gnuplot solution: Plot data points with connecting lines but which leave gaps. The question is about using following linestyle for data ...
1
vote
0answers
19 views

3D point plot - visualization

I've some points of the form (a+ib, c) where a,b,c are real numbers. I.e. "(complex number, real number)". I would like to visualize these points in a 3D plot such that the x,y-plane represents the ...
5
votes
2answers
32 views

adding nodes to line segments

I have the following code: \documentclass{standalone} \usepackage{tikz} \usepackage{pgfplots} \usepackage[active,float]{preview} \usetikzlibrary{calc} ...
1
vote
0answers
29 views

pgfplot mesh with end arrow decoration

Inspired by this question I tried to decorate my pgfplot mesh with an end arrow. However, this end arrow is not properly positioned so that the end of the line shows behind the arrow tip. Here is a ...
0
votes
0answers
31 views

pgfplotsset error

I am running the following code \documentclass[% reprint, amsmath,amssymb, aps,onecolumn,showkeys, %pra, %prb, %rmp, %prstab, %prstper, %floatfix, ]{revtex4-1} \usepackage{graphicx}% Include ...
1
vote
1answer
45 views

move the “.10^-2”

Move it to the right so it will be aligned with the other yticklabels about 0.2cm or more Thanks \begin{tikzpicture} \begin{groupplot}[group style={group size= 2 by 3,horizontal sep =1.5cm,vertical ...
7
votes
5answers
543 views

Plotting the Cantor function

I would like to know if there is an (easy?) way of plotting the Cantor function (devil's staircase) using LaTeX. Doing it manually with TikZ seems like madness somehow and my knowledge of plotting ...
2
votes
1answer
29 views

plotting statistical data, putting years at the Xticklabel PGFplot

I want to plot these data and i can't figure out how to put the years at the X axis, I want to display all the years not a 5 year step. \begin{tikzpicture} \begin{axis}[width=8cm, x tick label ...
3
votes
2answers
75 views

Not able to plot a parabola

I am making a multiple choice problem. (Here, I display two of the choices.) I am trying to plot parabolas using pgfplots. Why is TikZ not compiling my code? I put a % in front of the parabolas ...
10
votes
3answers
824 views

pgfplots plots function not correct

This code \documentclass{article} \usepackage{pgfplots} \pgfplotsset{compat=newest} \begin{document} \begin{tikzpicture} \begin{axis} \addplot [domain=15:30, samples=1000] ...
2
votes
1answer
16 views

pgfplot: adjust legend style and add several paths

I read the pgfplots manual the whole day, but unfortunately I am not able to achieve the following: (1) legend style: make the legend-equation align left and modify the rectangular box to another ...
5
votes
2answers
140 views

Need to plot a function in coordinate system

I would like to plot a rational function in LaTeX. I tried different ways with Tikz or pgfplots... nothing works. There are many different ways. Often there are problems with poles / asymptotes etc. ...
3
votes
2answers
1k 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 $x+\frac{1}{x}$?
1
vote
0answers
43 views

Tikz: Rational Functions (Hyperbola)

I am aware of similar questions, but as they don't exactly use the same syntax as I am trying to do, I can't see what's different between my way of writing functions down and the others. Here's what ...
1
vote
1answer
51 views

Group plot: Replacing the values (labels) on x-axis

I'd like to replace numerical labels (e.g., 1,2,3,4,5) on x-axis with names (e.g., A,B,C,D,E) in a group plot environment on a case-by-case basis. The group plot environment seems to easily support ...
0
votes
1answer
108 views

How can we draw these graphs like in this book?

Can you show me which tools we can use to draw the graphs look like in this book? (see below figure). Sorry, I don't know exactly where I can post this question.
3
votes
1answer
89 views

Tikz functions and coordinate system: Adding points and labels

I managed to adjust some of the existing code a little bit to fit my needs. I can plot simple functions. (1) I want to add labels to the coordinate system, for example e (~ 2.71) to the x-axes and ...
1
vote
1answer
54 views

Get node text inside filled region in tikz

I have made this figure from this code: \documentclass[tikz]{standalone} \usetikzlibrary{patterns} \begin{document} \begin{tikzpicture}[domain=-90:200, x=0.025cm, y=0.15cm] \draw[->,very ...
3
votes
1answer
49 views

Why are my symbolic x coordinate labels printed twice in a tikz plot?

I'm trying to plot a bar graph, using symbolic x coordinates. For some reason, the name of some symbolic coordinates appears under the x axis more than once. If I increase the width (e.g. 12cm) ...
2
votes
1answer
35 views

Duplicate values when writing value near coordinate

I am using this code, taken from my question here. The problem arises when two x values have the same y value. Then the label I want to write near the coordinate overlaps with the other one. How can I ...
3
votes
1answer
44 views

Write a value near a coordinate in a plot

I want to do it from a file, rather from inside the document like I do it now: \documentclass{standalone} \usepackage{pgfplots} \pgfplotsset{compat=1.9} \begin{document} \begin{tikzpicture} ...
20
votes
3answers
358 views

Plotting a graph with several values of a parameter

I'm trying to plot the function q(t) = (4.9/ (w^2))*(cosh(w*t)-cos(w*t)) for several values of the parameter w. That is, I want to plot whole graphs of q vs t, where I plug in say w=1, w=2, w=100, or ...
3
votes
1answer
42 views

How to add one mark to one line in pdfplot

I am attempting to differentiate each line in the graph. Then I try to use marks, however it looks messy. Is there a way to make it looks more tidy? I am open to any suggestion that works. ...
1
vote
1answer
52 views

How to arrange the key in this plot?

basically I have plot like this: It looks bad because two reasons: The middle figure, five keys are overlapped with lines The 6 key in the third figure, even they are not overlapped, they are not ...
0
votes
0answers
41 views

matplotlib2tikz - compilation error for 2D

Situation: I am using matplotlib2tikz to export a two dimensional plot (comparison). Exported to pdf it looks like this: Including the tikz file (and compiling) yields an error though: Package ...
2
votes
0answers
60 views

How to place two plots inside a node?

I'm eager to have two plots (of the algebraic functions) placed horizontally inside a node. I'd like them to be signed, so something like caption (below the plot) is needed. One of them — "the good ...
2
votes
1answer
173 views

How to set the size in Octave, using Gnuplot for graphics from Octave?

I am using Octave for all my calculations and plotting. By telling Octave graphics_toolkit gnuplot I can create a *.tex-document by print -dtikz filename.tex Which I can then use by ...
2
votes
1answer
123 views

How I can draw a semitransparent gray sphere shell with a hole using TikZ?

I need to represent a gray sphere of radius R with a hollow circle defined by a cone of angle alpha, and I have the cone part but I do not know how to draw the sphere .... I Have this: ...
4
votes
1answer
170 views

Tikz surface plot

Does anyone know how to replicate this Mathematica plot in tikz? (If possible: I'd like to use "pattern=crosshatched dots" to fill in the shaded region.) Below is the Mathematica code: ...
3
votes
1answer
56 views

drawing line between plotted points

How do you have the line draw between points that have been plotted on a graph? Here's what I've done so far. \begin{tikzpicture}[>=latex] \centering \begin{axis}[ axis x line=center, axis y ...
0
votes
0answers
69 views

Plotting piecewise functions with TikZ

I would like to use TikZ package in LaTeX to draw the following piecewise functions and their graphs: f:[0, \infty)\rightarrow \mathbb{R} such that f(0)=1, f(x)=0 if x>0; g:[0, 1]\times[0, ...
0
votes
1answer
67 views

How do I draw the graph of the floor function floor(x/2)? [closed]

Im confused as to how to draw some values because they take the same spot. For example: floor(-4/2)=-2 floor(-3/2)=-2 How do i draw it when the values are the same? I am unable to draw the circle ...
10
votes
1answer
22k views

How can I insert latex symbols into a matlab plot?

I have a figure in Matlab with axes that I would like to label with latex symbols like $\delta$ on the x axis and $\epsilon$ on the y axis. How can I place these LaTeX notations into the axis labels? ...
1
vote
0answers
60 views

Random lines in a plot [closed]

Hi everyone, I have never used pstricks or tikz and it seems to be the best option to draw the kind of plots that I need. I have been researching and I have not found how to draw this random line ...
2
votes
1answer
56 views

Problems plotting histograms as a line graph?

I would like to plot some percentages as a line graph, so I tried this: \documentclass{article} \usepackage{pgfplots} \pgfplotsset{compat=2.12} \begin{document} \begin{tikzpicture} ...
3
votes
1answer
72 views

How to plot this histograms as a line graph?

Let's say I have this histogram plot: \documentclass{article} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{axis}[ symbolic x coords={a small bar,a medium bar,a large bar}, ...
10
votes
3answers
742 views

Drawing spherical harmonics with pst-3dplot

For my lecture notes in theoretical physics (namely quantum mechanics) I'm trying to visualize the spherical harmonics. I got Mathematica to plot them an this is what I did: ...
3
votes
2answers
58 views

Problem with `plot` option for `gdraw` in MetaPost

I have the following problem with MetaPost and graph package for it. So I have a source: input graph; beginfig(1) draw begingraph(16cm, 2cm); gdraw "a.txt" plot "+"; endgraph; ...
7
votes
4answers
234 views

tikz/pgfplot — always same distance between marks

Is there a way to get for all tikz-plots in one LaTeX document the same distance between the plot marks, ie the distance between the marks should be independent of sample size. It would be really ...
6
votes
0answers
148 views

Special effects in TikZ leads to unprintable PDF

So I recently made a picture of the Mexican Hat Potential (related to the Brout-Englert-Higgs Mechanism of particle physics). I am more than satisfied with the graph and everything, but I noticed ...
3
votes
5answers
377 views

TikZ and analytic geometry

I have four given points, for example A(3,2) B(5,4) C(-3, 4) D(-3, 0) Using TikZ/PgfPlots, how can I draw them in the Cartesian coordinate system, show the points, each accompanied by its name ...
7
votes
2answers
325 views

How to draw this particular Mexican hat potential?

I know there are some other mexican hat questions here, but none of the answers seems complete to me. I would like to draw the following figure with TikZ with similar axis and labeling. How can one do ...
6
votes
1answer
107 views

Calculate axis limits depending on depicted data

In a pgfplots axis environment, I want to make the axis limits dependent on the depicted data or some other data. Consider the minimum working example \documentclass{standalone} ...
2
votes
1answer
284 views

Plotting f(x) = sin x and f(x) = cos x on pgf/tikz

I'm new to graphing on TikZ/pgf and have been trying to figure this out but can't seem to find any helpful info for what I want. I want to plot the above functions over one period, i.e. on the ...
4
votes
1answer
281 views

Best program for 3D plotting for LaTeX [closed]

I'm cross-posting this (also on Mathematics stack exchange, but not really getting the answers I'm looking for, so thinking I may have posted in the wrong community originally). I've hit a roadblock ...
8
votes
1answer
104 views

Plotting several 2d curves (with different colors) in a 3d graph

I'm trying to reproduce 3D plots with several 2d curves, like in Plotting several 2D functions in a 3D graph. The end result looks like this: The questions are: I would like to change X labels ...
1
vote
1answer
39 views

Make axis longer in 3dplot

How can one adjust the length of the axes in a plot made with pgfplots/TikZ without affecting the plot itself?