# Questions tagged [plot]

{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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### Create xkcd style diagram in TeX

The unique style of the diagrams at xkcd has an informative but nice hand-drawn touch. I guess they are actually drawn by hand but just recently on our partner site for Mathematica someone asked how ...
23k views

### Bell Curve/Gaussian Function/Normal Distribution in TikZ/PGF

Can anyone tell me how to plot a gaussian function/bell curve using TikZ/PGF? I'm basically looking to implement something like PSTricks's \psGauss command.
5k views

### Center nodes near coords in a stacked ybar plot

I'm trying to center the node values, at the middle of each bar, in a stacked plot. However I can only put those nodes in the top of each bar. Is it possible to move those down? To the center of each ...
18k views

### Fill the area between two curves calculated by pgfplots

This is essentially the same question as fill the area between two curves when their coordinates are known. In that question, the curves were defined by known coordinates. I want to fill the area ...
68k views

### How to plot data from a CSV file using tikz and csvsimple?

Here is a minimal example : \begin{filecontents*}{data.csv} a,b,c,d 1,4,5,1 2,3,1,5 3,5,6,1 4,1,4,9 5,3,4,7 \end{filecontents*} \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{...
4k views

### Plotting an implicit function using pgfplots

What is the correct way to plot an implicit function using pgfplots? Consider the following example: \documentclass{standalone} \usepackage{pgfplots} \pgfplotsset{compat=newest} \begin{document} \...
10k views

### Is plotting exponential graphs a known source of bugs in TikZ?

I want to plot $y = 2^x$ over a small domain. Unfortunately, even though tikz (v 2.1) seems to be able to calculate 2^{negative numbers} it is not plotting them correctly. My minimal example is: \...
2k views

### What are the benefits of PGFPlots/TikZ compared to importing PDF?

What are the benefits of using tools like pgfplots or tikz directly in LaTeX compared to importing PDF/PGF generated by say matplotlib? This answer believed that the main reason is to match the plots ...
7k views

### Fill between two curves in pgfplots.

How to accomplish fill between two curves in pgfplots? For example, I have ... \addplot coordinates {(0,1) (1,1)}; \addplot file {something.dat}; ... and I would like to have filling between those ...
2k 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 ...
3k views

### Pgfplots: plot graph inside table

I would like to plot a table with a graph inside it. I am trying to use this example as a guide. This is the current hand-constructed version. UPDATE: I don't have enough reputation to answer my own ...
15k views

### How to plot x^(1/3)?

I tried to export my Geogebra graphs into tikz-code. In General it works fine, but plot x^1/3 doesn't work: \documentclass[10pt]{article} \usepackage{pgf,tikz} \usetikzlibrary{arrows} \pagestyle{...
743 views

### How to draw general functions and tangent lines

I wanted to draw following graphs of two general functions of Geometric interpretation of the Euler method. Thanks in advance
5k views

### Create heatmap with PSTricks or TikZ

I have a huge amount of 2D-coordinates, associated with a value, e.g.: x | y | value 27.50 52.15 12.51 61.83 13.32 57.56 36.23 21.83 41.73 40.46 85.67 25.20 ... The data is ...
3k views

### Plot functions and their point of intersection

We are plotting three functions as follows \documentclass{article} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{axis}[enlargelimits=false] \addplot[domain=0:1,blue] {(1-x)/5}; \...
13k views

### TikZ: Replacing the values (labels) on x-axis with names

I managed to create a simple linear plot with pgfplots-manual (chapter 4.5.1) Now I want to replace the values of x-axis (1,2,3,4) with text, e.g.Test A, Test B, Test C, Test D. How can I do such a ...
317 views

### Strange behavior of abs(x) in PGF Plots

I have the following code: \begin{tikzpicture} \begin{axis} [ axis lines = {center}, width = {0.6\linewidth}, ylabel = {$y$}, xlabel = {$x$}, ytick ...
501 views

### Plotting a recursive defined set of functions with conditional base function

I'm trying to visualize the construction of B-Spline functions by showing step by step how the curve is created. This involves painting curves similar to these: The function that creates the curve, ...
77k views

### draw a plot with point

I try to draw something like this: To do that, I have written some code using TikZ, unfortunately I don't get what I want. \documentclass{report} \usepackage{tikz} \usetikzlibrary{automata,topaths}...
3k views

### How to draw 3d vector field on a line?

How to draw 3d vector field on a line? I want to visualize the vector field $( m_x(x), m_y(x), m_z(x) )$. After searching "visualize vector field", I find that most plotting software either plotting ...
2k views

### Drawing timeline

I have a dataset which consists of repeating events over time. Each event takes an arbitrary amount of time. I could plot this using gnuplot but am unable to produce correct keys because of the ...
822 views

### Advices on drawing a complex figure using tikz

I'm working on wedding invitations and there's a logo that identifies the braid and the broom. Originally this was taken from the internet in a low resolution and quality that ruins up the overall ...
2k views

### plotting the sequence x_n using tikz

I want to plot the sequence x_1 = \sin(pi root(2)) x_2 = \sin(pi root(6)) x_3 = \sin(pi root(12)) In short my x_n = sin( pi root(n^2 + n)). I want to plot this as an animation as n goes to infinity....
684 views

### proper tool for charts in tex

I have scanned data graphics in a large ms written in TeX (of course). For copyright reasons I need to redraw these. My publisher may (sadly) decide not to use my source directly, so will need access ...
5k views

### Plotting a piecewise function

I'm trying to learn to plot in latex, but I'm having a problem trying to find out which packages that are best to use in this situation, and I find it a bit of a learning curve. Suppose you have the ...
3k views

### Plot reciprocal function with tkiz

I need to plot f(x) = 1 / x in LaTeX and am trying to with Tikz. I haven't found a way to set the vertical range, so the values go out of bound around x=0. Using gnuplot directly doesn't seem to be ...
2k views

### How to have linked axes on plots?

I plot infrared spectra in many reports and I display the energy units in two ways, wavenumbers $cm^{-1}$ on the bottom x-axis and wavelength (nm) on the upper x-axis. The relationship is X(nm)=...
507 views

### How to create a Ricker Wavelet in TikZ

Is there an easy way to create this wavelet in TikZ. Following the formula I have which is (1-2pi(x)^2)(e^-pi(x)^2) but when trying to create this I arrived at the issue that the function I have ...
3k views

### Plot an elliptic curve in Latex

I am trying to plot the elliptic curve secp256k1 y^2=x^3+7 in my latex-document. \begin{center} \begin{tikzpicture}[domain=-4:4, samples at ={-1.769292354238631, -1.76, -1.74, ..., 2.26, 2.35, 2.7, 2....
9k views

### inset plot with pgfplots

I am using pgfplots to plot some data I have, and I wanted to generate a large plot with another plot inside of it, showing a zoom on a region of the large plot. I have noticed that when you do \...
7k views

### Animated plotting with LaTex?

I am not a LaTeX pro, that's why I don't know if the following is possible and how I could do it. I have a graphic (a plot, jpg) and it shows a time series. I know in PowerPoint it is possible that ...
2k 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 ...
3k views

### Plotting Weierstrass function

I'm trying to plot Weierstrass function using only basic TikZ picture functionality (no gnuplot or whatnot). How do I use sum in a \draw? Do I have to make a new command? Use a loop? An alternative (...
9k views

### Plot non-continuous function with TikZ

How can I plot a non-continuous function with TikZ (using continuous lines for continous stretches of the function and dashed lines for discontinuities)? Does anybody know an efficient method?
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### TikZ doesn't find all intersections between plot and a line

Why doesn't TikZ find all intersections. They are obviously there … \documentclass[border=10mm]{standalone} \usepackage{tikz} \usetikzlibrary{intersections} \begin{document} \begin{tikzpicture}[...