ScienceEngineeringUsing MatLAB 6

ComputationVisualizationProgrammingUsingMATLABVersion6MATLAB®TheLanguageofTechnicalComputingHowtoContactTheMathWorks:@[e-mail][e-mail]@[e-mail],licenserenewals,[e-mail],pricing,andgeneralinformation508-647-7000Phone[phone]FaxTheMathWorks,Inc.Mail3AppleHillDriveNatick,MA01760-2098Forcontactinformationaboutworldwideoffices,seetheMathWorksWebsite.UsingMATLAB©COPYRIGHT1984-2001byTheMathWorks,Inc.Thesoftwaredescribedinthisdocumentisfurnishedunderalicenseagreement.Thesoftwaremaybeusedorcopiedonlyunderthetermsofthelicenseagreement.Nopartofthismanualmaybephotocopiedorrepro-ducedinanyformwithoutpriorwrittenconsentfromTheMathWorks,Inc.FEDERALACQUISITION:ThisprovisionappliestoallacquisitionsoftheProgramandDocumentationbyorforthefederalgovernmentoftheUnitedStates.ByacceptingdeliveryoftheProgram,thegovernmentherebyagreesthatthissoftwarequalifiesascommercialcomputersoftwarewithinthemeaningofFARPart12.212,DFARSPart227.7202-1,DFARSPart227.7202-3,DFARSPart252.227-7013,andDFARSPart252.227-7014.ThetermsandconditionsofTheMathWorks,Inc.SoftwareLicenseAgreementshallpertaintothegovernment’suseanddisclosureoftheProgramandDocumentation,andshallsupersedeanyconflictingcontractualtermsorconditions.Ifthislicensefailstomeetthegovernment’sminimumneedsorisinconsistentinanyrespectwithfederalprocurementlaw,thegovernmentagreestoreturntheProgramandDocumentation,unused,toMathWorks.MATLAB,Simulink,Stateflow,HandleGraphics,andReal-TimeWorkshopareregisteredtrademarks,andTargetLanguageCompilerisatrademarkofTheMathWorks,Inc.Otherproductorbrandnamesaretrademarksorregisteredtrademarksoftheirrespectiveholders.PrintingHistory:December1996FirstprintingFirstPrintingforMATLAB5June1997SecondprintingRevisedforMATLAB5.1January1998ThirdprintingRevisedforMATLAB5.2January1999FourthprintingRevisedforMATLAB5.3(Release11)November2000FifthprintingRevisedforMATLAB6(Release12)June2001OnlineonlyRevisedforMATLAB6.1(Release12.1)iContentsDevelopmentEnvironment1StartingandQuittingMATLABStartingMATLAB.....................................1-3StartingMATLABonWindowsPlatforms.................1-3StartingMATLABonUNIXPlatforms...................1-3StartupDirectoryforMATLAB.........................1-3StartupOptions......................................1-5ReducingStartupTimewithToolboxPathCaching........1-10QuittingMATLAB...................................1-15RunningaScriptWhenQuittingMATLAB...............1-152UsingtheDesktopDesktopTools........................................2-4LaunchPad.........................................2-5ConfiguringtheDesktop..............................2-7OpeningandClosingDesktopTools......................2-7ResizingWindows....................................2-9MovingWindows....................................2-10UsingPredefinedDesktopConfigurations................2-16CommonDesktopFeatures...........................2-17DesktopToolbar.....................................2-17ContextMenus......................................2-17iiContentsKeyboardShortcutsandAccelerators....................2-18SelectingMultipleItems..............................2-19UsingtheClipboard..................................2-20AccessingTheMathWorksontheWeb...................2-20SettingPreferences..................................2-21GeneralPreferencesforMATLAB......................2-233RunningMATLABFunctionsTheCommandWindow................................3-2OpeningtheCommandWindow.........................3-2RunningFunctionsandEnteringVariables................3-2ControllingInputandOutput...........................3-4RunningPrograms...................................3-11KeepingaSessionLog................................3-12PreferencesfortheCommandWindow...................3-13CommandHistory....................................3-17ViewingFunctionsintheCommandHistoryWindow.......3-17RunningFunctionsfromtheCommandHistoryWindow....3-18CopyingFunctionsfromtheCommandHistoryWindow....3-194GettingHelpTypesofInformation..................................4-3UsingtheHelpBrowser...............................4-4ChangingtheSizeoftheHelpBrowser...................4-5UsingtheHelpNavigator..............................4-7UsingtheProductFilter...............................4-7iiiViewingtheContentsListingintheHelpBrowser..........4-9FindingDocumentationUsingtheIndex.................4-11SearchingDocumentation.............................4-13BookmarkingFavoritePages..........................4-15ViewingDocumentationintheDisplayPane...........4-17BrowsingtoOtherPages..............................4-18BookmarkingPages..................................4-18RevisitingPages.....................................4-19PrintingPages......................................4-19FindingTermsinDisplayedPages......................4-19CopyingInformation.................................4-19Eva