Book Image

gnuplot Cookbook

By : Lee Phillips
Book Image

gnuplot Cookbook

By: Lee Phillips

Overview of this book

gnuplot is the world's finest technical plotting software, used by scientists, engineers, and others for many years. It is in constant development and runs on practically every operating system, and can produce output in almost any format. The quality of its 3d plots is unmatched and its ability to be incorporated into computer programs and document preparation systems is excellent. gnuplot Cookbook ñ it will help you master gnuplot. Start using gnuplot immediately to solve your problems in data analysis and presentation. Quickly find a visual example of the graph you want to make and see a complete, working script for producing it. Learn how to use the new features in gnuplot 4.4. Find clearly explained, working examples of using gnuplot with LaTeX and with your own computer programming language. You will master all the ins and outs of gnuplot through gnuplot Cookbook. You will learn to plot basic 2d to complex 3d plots, annotate from simple labels to equations, integrate from simple scripts to full documents and computer progams. You will be taught to annotate graphs with equations and symbols that match the style of the rest of your text, thus creating a seamless, professional document. You will be guided to create a web page with an interactive graph, and add graphical output to your simulation or numerical analysis program. Start using all of gnuplot's simple to complex features to suit your needs, without studying its 200 page manual through this Cookbook.
Table of Contents (18 chapters)
gnuplot Cookbook
About the Author
About the Reviewers
Finding Help and Information

Including a plot in a web page

Gnuplot can produce graphs in several formats that can be included in web pages. The chief purpose of this recipe is to give complete examples of current best practices for assembling web pages with graphics. Following is a screenshot from the display area of a web browser:

The text and figure are the same as in the previous recipe, Adding a plot to a paper using LaTeX.

How to do it…

The following sections will help you in including a plot in a web page as shown in the previous figure:

The gnuplot script

We'll modify our previous gnuplot script a little to produce an SVG file rather than a PDF file:

set term svg font "Arial,12"
set out 'r6fig.svg'
unset key
plot [0:.5] sin(1/x) lw 2

The HTML source

Following is a minimal HTML5 web page, showing the first method for including an SVG image:

  <meta content="text/html;charset=utf-8" http-equiv="Content-Type" />
  <title>Gnuplot on the Web</title><...