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An Introduction to IDL
Hugh C. Pumphrey
Contents
Lecture 1: Getting Started
So, what is IDL? What can it do for me?
Starting IDL.
A First Plot
Importing data
Printing your graph.
Lecture 2: Programming in IDL
Variables, data types
arrays
Structures
Flow Control
The IF statement
The FOR loop
The WHILE loop
Other flow control statements
Array operations
Defining functions and procedures
Lecture 3: More graphics
Surface plots
Contour Plots
Colours in IDL
Maps in IDL
Lecture 4: Images in IDL
Greyscale images
Colour images
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Hugh C. Pumphrey 2005-09-13
