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发信人: hitwdh (一潭死水※痛并快乐着), 信区: office_tools
标 题: GnuPlot在线学习教程
发信站: 哈工大紫丁香 (2004年04月09日16:46:12 星期五), 站内信件
http://biomath.xjtu.edu.cn/gnuplot/TOC.html
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Introduction to GnuPlot
College of Natural Sciences Computing Laboratories
University of Northern Iowa
Cedar Falls, IA 50614
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Gnuplot is a command-line driven program for producing 2D and 3D plots. Altho
ugh it doesn't have as many features as some of the commerical mathematical so
ftware available, it isn't as complex to use as packages such as Mathematica o
r Matlab. It is ideal for a users you only need a plot of a graph, and who don
't want to learn a major tool.
The features and topics on Gnuplot covered in this document include :
Starting and Quitting Gnuplot
Specifying Functions in Gnuplot
A Simple Example
2D plots
3D plots
Hidden 3D view
Increasing Resolution of 3D plots
Adding Contour Lines
Changing Perspective
Parametric Plots
Polar Plots
Plotting Data
3D Data Plots
Generating Output
Printing directly to a printer
Outputing to a Postscript file
Outputing to a Graphics File (.gif)
Nifty Tricks
Saving and Loading work from files
Using a Log Scale
Displaying a Grid behind Graph
Overlaying Multiple Plots
Changing Style of Lines
Evaulating Expressions
Defining Your own functions
Changing Variables Used
Changing Axis Labels
Changing General Appearance of Plot
GnuPlot for Windows
Installing GnuPlot on your Windows PC
If you have questions at any time, you can access the on-line help by typing h
elp within Gnuplot. Gnuplot has a very good help system.
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College of Natural Sciences / University of Northern Iowa / manager@cns.uni.ed
u
Copyright ?1996 College of Natural Sciences. All Rights Reserved.
Last Modified: 11/27/96
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