Engineering - Using Matlab 6(1).pdf - Matlab - ebooks - pradzik_666

M AT LA B ®

The Language of Technical Computing

Compu tation

Visuali zation

Program ming

Using MATLAB

Version 6

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The software described in this document is furnished under a license agreement. The software may be used

or copied only under the terms of the license agreement. No part of this manual may be photocopied or repro-

duced in any form without prior written consent from The MathWorks, Inc .

FEDERAL ACQUISITION: This provision applies to all acquisitions of the Program and Documentation by

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hereby agrees that this software qualifies as "commercial" computer software within the meaning of FAR

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Printing History: December 1996 First printing First Printing for MATLAB 5

June 1997 Second printing Revised for MATLAB 5.1

January 1998 Third printing Revised for MATLAB 5.2

January 1999 Fourth printing Revised for MATLAB 5.3 (Release 11)

November 2000 Fifth printing Revised for MATLAB 6 (Release 12)

June 2001

Online only

Revised for MATLAB 6.1 (Release 12.1)

Using MATLAB

Contents

Development Environment

Starting and Quitting MATLAB

Starting MATLAB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Starting MATLAB on Windows Platforms . . . . . . . . . . . . . . . . . 1-3

Starting MATLAB on UNIX Platforms . . . . . . . . . . . . . . . . . . . 1-3

Startup Directory for MATLAB . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Startup Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

Reducing Startup Time with Toolbox Path Caching . . . . . . . . 1-10

Quitting MATLAB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15

Running a Script When Quitting MATLAB . . . . . . . . . . . . . . . 1-15

Using the Desktop

Desktop Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Launch Pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5

Configuring the Desktop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

Opening and Closing Desktop Tools . . . . . . . . . . . . . . . . . . . . . . 2-7

Resizing Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9

Moving Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

Using Predefined Desktop Configurations . . . . . . . . . . . . . . . . 2-16

Common Desktop Features . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

Desktop Toolbar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

Context Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

Keyboard Shortcuts and Accelerators . . . . . . . . . . . . . . . . . . . . 2-18

Selecting Multiple Items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19

Using the Clipboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20

Accessing The MathWorks on the Web . . . . . . . . . . . . . . . . . . . 2-20

Setting Preferences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21

General Preferences for MATLAB . . . . . . . . . . . . . . . . . . . . . . 2-23

Running MATLAB Functions

The Command Window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Opening the Command Window . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Running Functions and Entering Variables . . . . . . . . . . . . . . . . 3-2

Controlling Input and Output . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Running Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11

Keeping a Session Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12

Preferences for the Command Window . . . . . . . . . . . . . . . . . . . 3-13

Command History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17

Viewing Functions in the Command History Window . . . . . . . 3-17

Running Functions from the Command History Window . . . . 3-18

Copying Functions from the Command History Window . . . . 3-19

Getting Help

Types of Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Using the Help Browser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

Changing the Size of the Help Browser . . . . . . . . . . . . . . . . . . . 4-5

Using the Help Navigator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Using the Product Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Contents

Viewing the Contents Listing in the Help Browser . . . . . . . . . . 4-9

Finding Documentation Using the Index . . . . . . . . . . . . . . . . . 4-11

Searching Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13

Bookmarking Favorite Pages . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15

Viewing Documentation in the Display Pane . . . . . . . . . . . 4-17

Browsing to Other Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18

Bookmarking Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18

Revisiting Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Printing Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Finding Terms in Displayed Pages . . . . . . . . . . . . . . . . . . . . . . 4-19

Copying Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Evaluating a Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Viewing the Page Source (HTML) . . . . . . . . . . . . . . . . . . . . . . . 4-20

Viewing Web Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20

Preferences for the Help Browser . . . . . . . . . . . . . . . . . . . . . 4-21

Documentation Location – Specifying the help Directory . . . . 4-22

Product Filter – Limiting the Product Documentation . . . . . . 4-23

PDF Reader – Specifying Its Location . . . . . . . . . . . . . . . . . . . 4-23

General – Synchronizing the Contents Pane

with the Displayed Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23

Help Fonts Preferences – Specifying Font Name,

Style, and Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24

Printing Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26

Printing a Page from the Help Browser . . . . . . . . . . . . . . . . . . 4-26

Printing the PDF Version of Documentation . . . . . . . . . . . . . . 4-26

Using Help Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-28

Viewing Function Reference Pages – the doc Function . . . . . . 4-29

Getting Help in the Command Window – the help Function . 4-29

Other Methods for Getting Help . . . . . . . . . . . . . . . . . . . . . . . 4-31

Product-Specific Help Features . . . . . . . . . . . . . . . . . . . . . . . . . 4-31

Running Demos . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31

Contacting Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32

Providing Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32

Getting Version and License Information . . . . . . . . . . . . . . . . 4-32

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Engineering - Using Matlab 6(1).pdf

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