5
votes
1answer
83 views

pgfplots: Read expression from file

For my lab reports I often have to do complex fitting and transformations to my data (like fitting cauchy distributions or FFT). Fitting with gnuplot sometimes fails and including it directly in the ...
3
votes
1answer
161 views

How to run gnuplot/latex from inside texshop?

I was able to write a piece of code that drew a graph in gnuplot and then using tikz embedded that into my TeX document and run it via Texshop. I am not able to do that anymore. I need to run ...
6
votes
1answer
537 views

tikz: plot stepped gauss

I need to plot a stepped gauss curve as shown below. Yet I want to do this dynamically (in text) so I can alter it later. I know how to plot a smooth gauss but I really need the stepped one. Also a ...
10
votes
1answer
630 views

TikZ: Fill (closed) parametric plot of catacaustic

Is there a trick to fill the parametric plot of a catacaustic which looks closed but isn’t closed in TiKZ meaning. The Problem is the egdge which looks closed but isn’t it … I guess I can ...
3
votes
2answers
933 views

Area between curves

I want to fill the area of a region R bounded by x=f(y), x=g(y), y=A and y=B. For example, R is bounded by x=0, x=2/y, y=1 and y=4.
9
votes
1answer
1k 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} ...
11
votes
3answers
2k 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 ...
2
votes
1answer
603 views

Two color line in gnuplot

Is there any way to plot a line graph where each series is plotted with two alternating colors? For example, say I was plotting the population of bees over time and I wanted the line to alternate ...