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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.

2
votes
1answer
21 views

Graphs using pgfplots: Failure when using x as a negative power

I'm trying to plot the decharging curve of a capacitor. The code is as follows: \documentclass{article} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{...
0
votes
0answers
13 views

tkz-fct does not create graph [duplicate]

I tried this code to make a graph, but the graph is not visible. \documentclass{article} \usepackage{tkz-fct} \begin{document} \begin{tikzpicture} \tkzInit[ymin=-5,ymax=15,xmin=-3,xmax=4,...
5
votes
2answers
569 views

How can I create this graphic?

The picture shows a normal linear regression. Although it is easy to compute on paper, I have no idea how to code a linear regression in order to get an output shown as in the picture. I would be ...
5
votes
5answers
253 views

Plotting exponential functions

Can anyone give me a clue on how to plot this function: It can be with any package, as the ones I've tried to use don't work (pgfplots gives me TeX capacity exceeded, sorry), my attempts with other ...
1
vote
1answer
92 views

Scaling the x-Axis in a more logarithmic way

While I have found some answers for equidistant scaling, I did not find an answer which I was able to transfer directly to my problem. I have one interval going from 10^-8 to 3*10^-8 , one from 3*10^-...
6
votes
3answers
771 views

Help! How to draw the plot of y=(ax+b)/(cx+d) and give an example!

I find in pst-plot.pdf, pst-func.pdf document but there is no its tutorial. So I hope anyone help me to draw the plot of it.(its code :-)) ). Thanks. Example: y=(x-2)/(2x+1) Can anyone draw it by ...
0
votes
1answer
22 views

Specifying the proper xticks label distance

I have a Tikz plot which looks (roughly) as follows: \documentclass[12pt]{article} \usepackage{amsmath} \usepackage{graphicx} \usepackage{hyperref} \usepackage[latin1]{inputenc} \usepackage{tikz} \...
21
votes
7answers
1k 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 ...
4
votes
2answers
380 views

How to plot diagram like a “#” in tikz

I don't know how to plot diagram like a "#", anyone could give some tips? Thank you!
2
votes
0answers
53 views

Plotting errors bars with “plot” without using axis environment from pgfplots

In the axis environment of the pgfplots package there is a simple way to add error bars: \documentclass{minimal} \usepackage{filecontents,pgfplots,tikz} \usetikzlibrary{plotmarks} \begin{...
2
votes
2answers
110 views

Graphing sqrt function: not coming out properly

I have been looking at other posts and have modified my code accordingly, but I still can't get it to work. I think there is an issue that has not been addressed in any of the posts that I have found. ...
0
votes
1answer
24 views

How do I place legend keys above bars/next to lines in Tikz?

I want to follow best practices in plotting graphics using Tikz (see here http://www.eugenewei.com/blog/2017/11/13/remove-the-legend). I'd like to 'remove the legend to become one': instead of ...
0
votes
0answers
26 views

How to get rid of the gap between the plots and text(paragraphs)?

I'm writing my thesis and for that i've to put lots of plot in it. But when i put the plot then everything gets messed up. Like the there's a space available on the first page but still the figure ...
0
votes
2answers
70 views

Draw a gray box with nodes

I am a new user to tikzplot. Does anyone know how to make the grey box with the nodes inside the box. Thanks
1
vote
1answer
61 views

Drawing Line Plot with uncertainty

Does anyone have an idea how to generate a graph with the 'uncertainty' area like in the picture shown: i have no idea where to start! Thanks for any inspiration! Cheers! Martin
0
votes
1answer
25 views

Plotting an elliptical arc in TikZ with minimal additional packages and as simple as possible functions

I have the above output from Mathematica that I would like to reproduce exactly in LaTeX, but I am just beginning with TikZ and do not understand the huge layers of code that are presented in other ...
1
vote
1answer
27 views

How to define vertical line correctly in axis environment?

I Would like to have three vertical dottetd lines from top to bottom to visibly divide the 4 functions. How can I do this. \documentclass[letter,12pt,twoside]{article} \usepackage{tikz} \...
1
vote
1answer
44 views

Plotting logarithm with base b in TikZ

\begin{tikzpicture}[line cap=round,,x=1.3cm,y=0.4cm] \clip(-1,-3) rectangle (12,13); \draw [domain=0.1:10 ,smooth,very thick] plot(\x, \Log{2}{3*\x}); \draw[->,color=black,line width = 0.8pt] (0,0....
2
votes
1answer
48 views

How do I draw these two lines on a X,Y graph?

I don't really know much about drawing graphs on LaTex so I am kind of lost here. One of the lines is y=-3 (a horizontal line at y=-3) and the other is y=x-3. I have as follows: \documentclass[]{...
1
vote
1answer
27 views

Pgfplots - Turn off Box when plotting a File

By default, pgfplots will draw a box around my plot. I am plotting a .dat-File with \draw table [...] {data.dat} and i want to turn that box off and just leave the x- and y-lines instead. In the ...
1
vote
1answer
48 views

Strange asymmetry when plotting identical exponents?

Instead of the expected symmetric shape: what I get from this code: \documentclass[border=5pt]{standalone} \usepackage{pgfplots} \begin{document} \newcommand{\vandbarrierdel}[1]{ \node ...
1
vote
2answers
61 views

How do I label the axis of a sinus using pi? [duplicate]

I am plotting a sinus function using a pgfplot and would like that the tick of the x axis was labeled using multiplers of pi (pi/4, pi/2, 2*pi...), for they are the "important" x values to visualize ...
1
vote
0answers
63 views

How do I create a curve on Latex?

I want to create a curve using tikz. As can be seen, the curve is made of connected lines with no rounded connection points and I would like to round off the edges. Following is my code: \...
1
vote
1answer
59 views

Connecting two functions in a plot

I'm trying to draw two horizontal lines, y = 0 and y = 1, in [0, 1], in front of the already existing plot. The intended result is: The current result is: Obtained from: \documentclass[border=5pt]{...
2
votes
1answer
90 views

Help with economics graph

I am new to LaTeX, but I need to draw this 2 period model. Thank you in advance!
4
votes
2answers
98 views

Stacked ybar plot creates additional empty y-entries

I have this code: \documentclass{scrartcl} \usepackage{pgfplots} \pgfplotsset{ compat=1.16, table/col sep=comma} \usepackage{filecontents} \begin{filecontents*}{data.csv} Type, fillA, fillC, ...
5
votes
1answer
547 views

Plotting the Lorentz Constant in LaTeX

I'm having trouble producing a graph of the Lorentz constant, defined by \frac{1}{\sqrt{1 - v^2/c^2}$ as a function of $v$. (Here, $c$ = $3 * 10^8$). I tried many examples, but I usually get "...
1
vote
2answers
61 views

How to use intersections in PGFplots as x-ticks?

I am pretty new to PGFplots, but I am already loving it very much! I want to have a plot, where the intersection of two curves or when the data reaches a certain y-value is labeled on the x-axis as ...
5
votes
2answers
73 views

tabular with xticks enabled at some plots make one plot moved

I have 4 plots arranged using tabular: \documentclass{scrartcl} \usepackage{pgfplots} \pgfplotsset{compat=1.16} \begin{document} \pgfplotsset{ height=4cm, width=\linewidth*0.5, every axis plot ...
1
vote
0answers
31 views

Placing numbers at the above and right side of the plot frame

I have the following code for a plot. I need to place numbers of x-axis and y-axis in above and the right side of the plot frame respectively. The code is \documentclass{standalone} \usepackage{tikz,...
2
votes
1answer
103 views

Fill the area included between two gnuplot contours

this is my first experience with latex plots. I want to fill the small area included between the two contour lines just like i did for the two polynomials, but i think there is some issue with the ...
3
votes
1answer
28 views

Automatically extend discrete xticks when using dates

When defining xticks in PGFplots one can say something like: xtick={0,2,...10}, to achieve ticks at 0, 2, 4, 6, 8 and 10 My x-axis has the date coordiantes definded in the pgf manual, however i ...
1
vote
0answers
107 views

Graphing probability density functions [closed]

I am writing a LaTeX document that involves the discussion of many probability mass functions (binomial, poisson, geometric, negative binomial, hypergeometric, zeta) and probability density functions (...
2
votes
1answer
80 views

sketching a polar curve using tikz and orientation counterclockwise

I would like to modify the code below so that Can I indicate the counterclockwise directions with arrow -- from O to B -- from B to A -- from A to O Also, 2. Can we indicate theta_1 and theta_2 ...
1
vote
0answers
49 views

Fixing “broken” peaks in 3D plot

I am currently trying to get a nice smooth 3D plot using tikz, however, I am failing to do so in only one case. The complied file is smooth in most areas, yet, in the "peal" areas, the plot gets ...
0
votes
1answer
26 views

Only one point visible with pgfplots

I am trying to display multiple plots with pgfplots, but only one point is displayed (with a lot of overlapping) : And the latex : \documentclass{article} \usepackage{pgfplots} \pgfplotsset{width=...
0
votes
0answers
21 views

Load graphicpath set by variable

I would want to define Variables to load from a certain path with a certain name composition like: \newcommand{\Simulation}{callistotoeuropa190} \newcommand{\Timestep}{16000} \newcommand{\FigPath}{/...
2
votes
3answers
61 views

Minipage/subfigure issue - creating a set of 4x3 graphs (12 total)

I am trying to fix a 4 by 3 set of graphs, with caption, on a .tex file. The result I want to achieve is the following: (this was done in Word. Yes, that's lame, I know.) The code for each small ...
1
vote
1answer
39 views

How do you fill the 'o' arrowhead white?

%%%%%%%%%%%%%%%%%%%%%%%% \plot [Triangle-o,smooth,very thick,domain=11:-11]{-0.1*x+1.7}; %%%%%%%%%%%%%%%%%%%%%%%%
0
votes
1answer
47 views

pgfplots change distance of only one xtick

I have a semilog plot with the xticks 10^0, 10^1, 10^2, 10^3 and 10^50, whereby the xlabels have the same symbols, with the exception of 10^50 which has an infinity label. Now, when I plot this the ...
1
vote
0answers
57 views

Extract one specific value from table/csv to draw an horizontal line

I need to add horizontal lines (asymptotes) to a plot made from a csv file, with the y-axis value taken from this last. I found an example to draw the horizontal lines \addplot [thick,black] table[x=...
2
votes
1answer
170 views

Small scale grid using Tikz

I am trying to create a grid that only has a domain between -0.8 and 0 and a range between -0.8, 0,8, with the grid not showing any positive X values. Thus far I have this: But when I try to shrink ...
7
votes
1answer
105 views

Solid region enclosed by surfaces

I'm trying to obtain the solid regions showed below for didactical purposes: I know that with psplot in 2d one can do things like that (area enclosed by two curves) and the output is very nice (I did ...
2
votes
1answer
51 views

pgfplots memory error due to specific xmax limit

I am facing a problem with setting the limits of my plot in pgfplots. The following script (from an answer here ) \documentclass[border=5mm]{standalone} \usepackage{pgfplotstable} \begin{document} \...
0
votes
1answer
69 views

Create one linear line plots from each row of data in table

I have a table where the data has the following format: | x | y | dydx | |------|------|-------| | x1 | y1 | dydx1 | | x2 | y2 | dydx2 | | x3 | y3 | dydx3 | I want to create a ...
1
vote
1answer
48 views

Two plots with different ranges in a single plot

I have two plots with different ranges. I want to draw them in a single plot, but if I do so the plots do not show the small fluctuations of each graph. I write: \documentclass[tikz,border=0.5mm]{...
3
votes
1answer
123 views

How to plot a function and its derivative

How can I plot this with \begin{tikzpicture}? the red line should be the derivative at x_0 Pls help :) Thanks!
3
votes
2answers
186 views

To Shade the Area Between $x^2$ and $\sqrt{x}$

I want to draw the following image in tikZ Basically I want to draw the boundary of the unit square, plot the x^2 and \sqrt x functions, and shade the area between them. In my attempt to draw the ...
2
votes
1answer
81 views

3d plot with absolute value function with pstricks

I would like to reproduce the plot given in picture. The function (with known a and c) is a(x^2+y^2+z^2)+(1-a)(abs(x)+abs(y)+abs(z))=c where 0<a<1, c>0 How can I do this?
9
votes
1answer
217 views

Random points in a rectangle

I have made a graph as shown in the following figure: For each rectangle I'd like to generate n random points in it, is it possible? My code: \begin{tikzpicture} \begin{axis}[ grid=major, ...