matlab快速入门 15文档格式.docx

matlab快速入门 15文档格式.docx

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Withinmethodsthatoverloadbuilt-infunctions,use

BUILTIN（FUN,...）toexecutetheoriginalbuilt-infunction.

SeealsoBUILTIN.

Overloadedmethods

helpinline/feval.m

1.5.2查询MATLAB所有的主题

单独使用help命令，MATLAB将列出所有的主题。

即

》help

HELPtopics:

matlab\general-Generalpurposecommands.

matlab\ops-Operatorsandspecialcharacters.

matlab\lang-Programminglanguageconstructs.

matlab\elmat-Elementarymatricesandmatrixmanipulation.

matlab\elfun-Elementarymathfunctions.

matlab\specfun-Specializedmathfunctions.

matlab\matfun-Matrixfunctions-numericallinearalgebra.

matlab\datafun-DataanalysisandFouriertransforms.

matlab\polyfun-Interpolationandpolynomials.

matlab\funfun-FunctionfunctionsandODEsolvers.

matlab\sparfun-Sparsematrices.

matlab\graph2d-Twodimensionalgraphs.

matlab\graph3d-Threedimensionalgraphs.

matlab\specgraph-Specializedgraphs.

matlab\graphics-HandleGraphics.

matlab\uitools-Graphicaluserinterfacetools.

matlab\strfun-Characterstrings.

matlab\iofun-Fileinput/output.

matlab\timefun-Timeanddates.

matlab\datatypes-Datatypesandstructures.

matlab\winfun-WindowsOperatingSystemInterfaceFiles（DDE/ActiveX）

matlab\demos-Examplesanddemonstrations.

toolbox\runtime-MATLABRuntimeServerDevelopmentKit

rtw\windows-RealTimeWindowsTarget.

daq\daq-DataAcquisitionToolbox.

daq\daqdemos-DataAcquisitionToolbox-DataAcquisitionDemos.

toolbox\dials-Dials&

GaugesBlockset

toolbox\rptgenext-SimulinkReportGenerator

toolbox\rptgen-MATLABReportGenerator

database\database-DatabaseToolbox.

database\dbdemos-DatabaseToolboxDemonstrationFunctions.

database\vqb-VisualQueryBuilderfunctions.

powersys\powerdemo-PowerSystemBlocksetDemos.

powersys\powersys-PowerSystemBlockset

toolbox\compiler-MATLABCompiler（andCompiler1.2.1）

comm\comm-CommunicationsToolbox.

comm\commmasks-CommunicationsToolboxmaskhelperfunctions.

comm\commsfun-CommunicationsToolboxS-functions.

comm\commsim-CommunicationsToolboxSimulinkfiles.

toolbox\symbolic-SymbolicMathToolbox.

nag\nag-NAGFoundationToolbox-Numerical&

StatisticalLibrary

nag\examples-NAGFoundationToolbox-Numerical&

map\map-MappingToolbox

map\mapdisp-MappingToolboxMapDefinitionandDisplay.

map\mapproj-MappingToolboxProjections.

wavelet\wavelet-WaveletToolbox.

wavelet\wavedemo-WaveletToolboxDemos.

toolbox\pde-PartialDifferentialEquationToolbox.

finance\finance-FinancialToolbox.

finance\calendar-FinancialToolboxcalendarfunctions.

finance\findemos-FinancialToolboxdemonstrationfunctions.

finance\finsupport-（Notableofcontentsfile）

lmi\lmictrl-LMIControlToolbox:

ControlApplications

lmi\lmilab-LMIControlToolbox

qft\qft-QFTControlDesignToolbox.

qft\qftdemos-QFTControlDesignToolboxDemos

toolbox\fixpoint-Fixed-PointBlockset

fixpoint\fxpdemos-Fixed-PointBlocksetDemos

fixpoint\obsolete-ObsoleteFixed-PointBlockset

dspblks\dspblks-DSPBlockset.

dspblks\dspmex-DSPBlocksetS-Functions.

dspblks\dspdemos-DSPBlocksetdemonstrationsandexamples.

dspblks\dspmasks-DSPBlocksetmaskhelperfunctions.

fuzzy\fuzzy-FuzzyLogicToolbox.

fuzzy\fuzdemos-FuzzyLogicToolboxDemos.

mpc\mpccmds-ModelPredictiveControlToolbox.

mpc\mpcdemos-ModelPredictiveControlToolbox

fdident\fdident-FrequencyDomainIdentificationToolbox.

fdident\fddemos-DemonstrationsfortheFDIDENTToolbox

hosa\hosa-Higher-OrderSpectralAnalysisToolbox.

hosa\hosademo-Higher-OrderSpectralAnalysisToolbox-Demosuite

toolbox\stats-StatisticsToolbox.

toolbox\ncd-NonlinearControlDesignBlockset

images\images-ImageProcessingToolbox.

images\imdemo-ImageProcessingToolbox---demosandsampleimages

nnet\nnet-NeuralNetworkToolbox.

nnet\nndemos-NeuralNetworkDemonstrations.

nnet\nnutils-（Notableofcontentsfile）

nnet\nnobsolete-（Notableofcontentsfile）

mutools\commands-Mu-AnalysisandSynthesisToolbox.

mutools\subs-Mu-AnalysisandSynthesisToolbox.

signal\signal-SignalProcessingToolbox.

signal\siggui-SignalProcessingToolboxGUI

signal\sigdemos-SignalProcessingToolboxDemonstrations

toolbox\splines-SplineToolbox.

toolbox\optim-OptimizationToolbox.

toolbox\robust-RobustControlToolbox.

toolbox\ident-SystemIdentificationToolbox.

toolbox\control-ControlSystemToolbox.

control\ctrlguis-ControlSystemToolbox--GUIsupportfunctions.

control\obsolete-ControlSystemToolbox--obsoletecommands.

toolbox\rtw-Real-TimeWorkshop

rtw\rtwdemos-（Notableofcontentsfile）

stateflow\sfdemos-Stateflowdemonstrationsandsamples.

toolbox\sb2sl-SystemBuildtoSimulinkTranslator

stateflow\stateflow-Stateflow

simulink\simulink-Simulink

simulink\blocks-Simulinkblocklibrary.

simulink\simdemos-Simulink3demonstrationsandsamples.

simulink\dee-DifferentialEquationEditor

toolbox\tour-MATLABTour

MATLABR11\work-（Notableofcontentsfile）

toolbox\local-Preferences.

Formorehelpondirectory/topic,type"

helptopic"

.

1.5.3查询MATLAB所有的演示主题

使用命令

》helpdemos

将给出所有的演示主题，即

Examplesanddemonstrations.

Type'

demo'

atthecommandlinetobrowsemoredemosof

MATLAB,theToolboxes,andSIMULINK.

MATLAB/Introduction.

demo-BrowsedemosforMATLAB,Toolboxes,andSIMULINK

MATLAB/Matrices.

intro-IntroductiontobasicmatrixoperationsinMATLAB.

inverter-Demonstratetheinversionofamatrix.

buckydem-ConnectivitygraphoftheBuckminsterFullergeodesicdome.

sparsity-Demonstrateeffectofsparsityorderings.

matmanip-Introductiontomatrixmanipulation.

eigmovie-Symmetriceigenvaluemovie.

rrefmovie-ComputationofReducedRowEchelonForm.

delsqdemo-FinitedifferenceLaplacianonvariousdomains.

sepdemo-Separatorsforafiniteelementmesh.

airfoil-DisplaysparsematrixfromNASAairfoil.

eigshow-Graphicaldemonstrationofmatrixeigenvalues.

svdshow-Graphicaldemonstrationofmatrixsingularvalues.

MATLAB/Numerics.

funfuns-Demonstratefunctionsthatoperateonotherfunctions.

fitdemo-Nonlinearcurvefitwithsimplexalgorithm.

sunspots-FFT:

theansweris11.08,whatisthequestion?

e2pi-2Dvisualsolutions:

Whichisgreater,e^piorpi^e?

bench-MATLABBenchmark.

fftdemo-UseofthefastfiniteFouriertransform.

census-TrytopredicttheUSpopulationintheyear2000.

spline2d-DemonstrateGINPUTandSPLINEintwodimensions.

lotkademo-Anexampleofordinarydifferentialequationsolution.

quaddemo-Adaptivequadrature.

zerodemo-Zerofindingwithfzero.

fplotdemo-Plotafunction.

quake-LomaPrietaEarthquake.

MATLAB/Visualization.

graf2d-2DPlots:

DemonstrateXYplotsinMATLAB.

graf2d2-3DPlots:

DemonstrateXYZplotsinMATLAB.

grafcplx-DemonstratecomplexfunctionplotsinMATLAB.

lorenz-PlottheorbitaroundtheLorenzchaoticattractor.

imageext-Imagecolormaps:

changingandrotatingcolormaps.

xpklein-Kleinbottledemo.

vibes-Vibrationmovie:

VibratingL-shapedmembrane.

xpsound-Visualizingsound:

DemonstrateMATLAB'

ssoundcapability.

imagedemo-DemonstrateMATLAB'

simagecapability.

penny-Severalviewsofthepennydata.

earthmap-ViewEarth'

stopography.

xfourier-GraphicdemoofFourierseriesexpansion.

colormenu-Selectcolormap.

cplxdemo-Mapsoffunctionsofacomplexvariable.

MATLAB/Language.

xplang-IntroductiontotheMATLABlanguage.

hndlgraf-DemonstrateHandleGraphicsforlineplots.

graf3d-DemonstrateHandleGraphicsforsurfaceplots.

hndlaxis-DemonstrateHandleGraphicsforaxes.

MATLAB/ODESuite.

odedemo-DemofortheODEsuiteintegrators.

a2ode-Stiffproblem,linearwithrealeigenvalues（A2ofEHL）.

a3ode-Stiffproblem,linearwithrealeigenvalues（A3ofEHL）.

b5ode-Stiffproblem,linearwithcomplexeigenvalues（B5ofEHL）.

ballode-EquationsofmotionforabouncingballusedbyBALLDEMO.

besslode-Bessel'

sequationoforder0usedbyBESSLDEMO.

brussode-Stiffproblemmodellingachemicalreaction（Brusselator）.

buiode-StiffproblemwithanalyticalsolutionduetoBui.

chm6ode-StiffproblemCHM6fromEnrightandHull.

chm7ode-StiffproblemCHM7fromEnrightandHull.

chm9ode-StiffproblemCHM9fromEnrightandHull.

d1ode-Stiffproblem,nonlinearwithrealeigenvalues（D1ofEHL）.

fem1ode-Stiffproblemwithatime-dependentmassmatrix.

fem2ode-Stiffproblemwithatime-independentmassmatrix.

gearode-StiffproblemduetoGearasquotedbyvanderHouwen.

hb1ode-Stiffproblem1ofHindmarshandByrne.

hb2ode-Stiffproblem2ofHindmarshandByrne.

hb3ode-Stiffproblem3ofHindmarshandByrne.

orbitode-Restricted3bodyproblemusedbyORBITDEMO.

orbt2ode-Non-stiffproblemD5ofHulletal.

rigidode-Eulerequationsofarigidbodywithoutexternalforces.

sticode-Aspring-drivenmassstucktosurface,usedbySTICDEMO.

vdpode-ParameterizablevanderPolequation（stiff