matable常用指令集(Matable common instruction set)

matable

常用指令集（

Matable common instruction set

）

ASCII code values of absolute values, modules and characters

of ABS

ACOS anti cosine

Inverse hyperbolic cosine of acosh

Acot arccot

Acoth inverse cotangent

ACSC arccsc

Acsch inverse cosecant

Align start geometry graphics object aligning tool

All all elements are nonzero to be true

Angle phase angle

Default variable name for the result of ANS expression

calculation

Any all elements are not all zero is true

Area areal graph

Argnames function M file name

ASEC cut

Asech inverse hyperbolic secant

Asin anti sine

Asinh inverse hyperbolic sine

Assignment of assignin variables

Atan tangent

Atan2 four quadrant inverse tangent

Atanh inverse hyperbolic tangent

Autumn red and yellow autumn map

Axes creates low-level instructions for axis objects

High level instructions for axis control axis scale and style

B

Bar two dimensional histogram

Bar3 3D histogram

Bar3h 3D horizontal histogram

Barh two dimensional horizontal histogram

Base2dec X decimal to decimal

BIN2DEC binary to decimal

Blanks creates a space string

Bone blue black and white color map array

Box frame coordinate axis

Interrupt instruction for break while or for ring

Brighten brightness control

C

Capture the current graphics before capture (version 3)

Cart2pol rectangular coordinates change to polar or

cylindrical coordinates

Cart2sph rectangular coordinates into spherical coordinates

Cat concatenation into high dimensional array

Caxis color scale calibration

CD specifies the current directory

Cdedit start menu, the user controls the callback function

design tools

Cdf2rdf complex eigenvalue diagonal matrix to real block

diagonal matrix

Ceil rounding toward positive infinity

Cell creates cell array

The cell2struct cell array into an array architecture

Celldisp display cell array content

Internal structure diagram of cellplot cell array

Char, numerical symbols, inline type into character object

Cumulative probability function of chi2cdf distribution

Inverse cumulative probability function of chi2inv

distribution

Probability density function of chi2pdf distribution

Chi2rnd distribution random number generator

Chol Cholesky decomposition

Clabel equipotential line identifier

CLA clears the current axis

Class learns object categories or creates objects

CLC clear instruction window

Clear clear memory variables and functions

CLF cleanup graph object

Clock clock

Colorcube three rich color crossed color graph matrix

Colordef sets color default values

Colormap color graph

Bases of colspace column spaces

Close closes the specified window

Permutation permutation vector of colperm column

Comet like trajectory map of comet

Comet3 3D comet trajectory

Compass ray diagram

Compose for composite functions

Cond (inverse) condition number

Condeig

calculation

of eigenvalues

and eigenvectors

are

given

condition number

Conditional number estimation of -1 norm condest

Conj complex conjugate

Contour equipotential line

Contourf coloring equipotential line

Contour3 3D equipotential line

Contourslice 4D slice equipotential line graph

Multiplication and convolution of conv polynomials

Cool blue tone map of cool

Copper bronze toning chart

Cos cosine

Cosh hyperbolic cosine

Cot.

Coth hyperbolic cotangent

Cplxpair complex conjugate pair arrangement

CSC.

Csch csch

Cumulative sum of cumsum elements

Cumtrapz cumulative trapezoidal integral

Cylinder creates cylinders

D

Dblquad double numerical integration

Deal allocation measures

DeBlank delete the space character at the end of the string

Dec2base decimal conversion to X system

DEC2BIN decimal to binary

DEC2HEX decimal conversion to sixteen hexadecimal

Deconv polynomial elimination and deconvolution

Delaunay Delaunay triangulation

DEL2 discrete Laplacian difference

Demo Matlab demo

Det determinant

Diag matrix diagonal elements extraction, create a diagonal

matrix

Diary Matlab instruction window text content recording

Diff numerical difference and symbolic differentiation

The accuracy of setting symbolic values in digits symbolic

computation

Dir directory list

Disp display array

Display displays overloaded functions of object content

Linearized model of dlinmod discrete systems

Dulmage-Mendelsohn decomposition of dmperm matrix

The DOS executes the DOS instruction and returns the result

Double converts other types of objects into double precision

values

Drawnow update event queue forcing Matlab refresh screen

Dsolve

symbolic

computation

for

solving

differential

equations

E

Display of instructions executed by echo M files

Edit startup M file editor

Eig for eigenvalues and eigenvectors

Eigs specifies several eigenvalues

The ending element index of end control flow FOR and other

structures

EPS floating point relative precision

Error displays error messages and interrupts execution

The control of whether the program continues after the

errortrap error occurs

ERF error function

Erfc error complement function

Erfcx scale error complement function

Erfinv inverse error function

The curve of errorbar with error limit

Etreeplot picture elimination tree

Eval is a command

Evalin is a cross space instruction

Exist check whether a variable or function is defined

Exit quit Matlab environment

Exp exponential function

Unfolding operations in symbolic computation of expand

Expint exponential integral function

Expm commonly used matrix exponential function

Expm1 Pade method for matrix index

Expm2 Taylor method for matrix index

Expm3 eigenvalue decomposition method for matrix index

Eye unit array

A simple instruction for drawing equipotential lines in

ezcontour

Simple instruction ezcontourf painting line coloring etc.

A

simple

and

direct

instruction

for

drawing

surface

graphs

with

ezgraph3

A simple instruction for drawing line graphs with ezmesh

A

simple

instruction

for

drawing

line

graphs

with

equipotential

lines in ezmeshc

Simple instruction of drawing 2D curve by ezplot

Simple instruction of drawing 3D curve by ezplot3

A

simple

instruction

for

drawing

polar

coordinates

with

ezpolar

A simple instruction for drawing surface graphs with ezsurf

A simple instruction for drawing surface graphs with

equipotential lines in ezsurfc

F

Factorization of symbolic computation in factor

Feather feather chart

Feedback feedback connection

Feval performs functions specified by strings

FFT discrete Fourier transform

Fft2 two dimensional discrete Fourier transform

Fftn high dimensional discrete Fourier transform

Spectrum of fftshift DC component alignment

Fieldnames framework domain name

Creating graphical windows by figure

Fill3 3D polygon color map

Find searches for nonzero element subscript

Findobj searches for object graph handles with specified

attributes

Findstr looking for initial character index of short string

Findsym machine determines symbolic variables in memory

Inverse function in symbolic computation of Finverse

Fix rounded to zero

Flag red blue black color chart staggered array

Left and right flip of fliplr matrix

Flip up and down of flipud matrix

Flipdim matrix flip along specified dimension

The floor negative infinite integral

The number of floating point operations in flops

Presentation data provided by flow Matlab

Fmin finding the minimum point of a single variable nonlinear

function (old version)

Fminbnd finding minimum point of single variable nonlinear

function

Fmins uses the simplex variable function minima (old version)

Fminunc quasi Newton method variable function minimum point

Fminsearch uses the simplex variable function minima

Derivation of spline function by fnder

Fnint uses spline function to obtain integral

Fnval

calculates

the

value

of

any

point

in

the

spline

function

interval

Drawing spline function graph by fnplt

Fopen open external file

For is used as for ring

Format set output format

Fourier Fourier transform

Drawing instruction for fplot reverse function

Fprintf settings display format

FREAD reads binary data from a file

Fsolve finding the zeros of multivariate functions

Full transforms sparse matrix into non sparse matrix

Funm computing general matrix functions

Funtool function calculator graphical user interface

Fzero

finding

zeros

of

nonlinear

functions

of

a

single

variable

G

Gamma function

Gammainc incomplete function

Logarithm of gammaln function

GCA gets the current axis handle

Gcbo gets the object handle of the callback being executed

GCF gets the handle of the current graph object

GCO gets the current object handle

Geomean geometric mean

Get learns object properties

Getfield learns the domain of the frame array

Getframe gets the frame picture of the movie

Ginput obtains data from a graphical window

Global defines global variables

According to the study of the principle of drawing gplot

Gradient approximation gradient

Gray black and white grayscale

Grid sub grid

Griddata regularized data and surface fitting

Gtext placing annotation text by mouse

Guide graphical user interface interactive design tool

H

Harmmean harmonic mean

Help online help

Helpwin interactive online help

Helpdesk opens hypertext User Guide

HEX2DEC sixteen decimal to decimal

Hex2num sixteen hexadecimal converted to floating point

numbers

Hidden perspective and blanking switch

Hilb Hilbert matrix

Hist frequency calculation or frequency histogram

Frequency histogram of Histc endpoint location

Frequency histogram of histfit with normal fitting

Switch hold map redraw the current

Horner is decomposed into nested forms

Figure hot black white

HSV saturation color diagram

I

If-else-elseif conditional branching structure

IFFT discrete Fourier inverse transform

Ifft2 two dimensional discrete Fourier inverse transform

Ifftn high dimensional discrete Fourier inverse transform

The

inverse

operation

of

the

spectrum

in

ifftshift

DC

component

pairs

Inverse transformation of ifourier Fourier

I, J default dummy unit variable

Inverse transformation of ilaplace Laplace

Imaginary part of imag complex number

Image display image

Imagesc display brightness image

Imfinfo get graphic file information

Imread reads images from a file

Imwrite handle

Imwrite writes images into documents

Ind2sub single subscript transforms into multi subscript

Inf infinity

Info MathWorks company network address

Inline constructs inline function objects

Inmem lists the function names in memory

Input prompts user input

Inputname input volume name

Int symbolic integral

Int2str converts an integer array into a string array

Interp1 one dimensional interpolation

Interp2 two dimensional interpolation

Interp3 3D interpolation

Interpn N dimensional interpolation

Interpft using FFT interpolation

Intro Matlab own entry Guide

Inverse matrix of inv

Exact inverse of invhilb Hilbert matrix

Generalized inverse transpose of ipermute

Isa detects whether objects of a given class are given

Ischar is true if it is a string

Isequal is true if two arrays are the same

If isempty is an empty array, then it is true

Isfinite if all elements are finite, then true

Isfield is true if it is a domain

Isglobal is true if it is global variable

Ishandle is true if it is a graphical handle

Ishold true if the current graph is in the reserved state

Isieee if

the computer

executes the

IEEE

rule, then

it is

true

Isinf is true if it's infinite data

Isletter is true if it's English letters

Islogical is true if it is a logical array

Does the ismember check belong to the specified set?

If IsNaN is non number, then truth is true

IsNumeric is true if it is a numeric array

Isobject is true if it is an object

Isprime is true if prime number is true

Isreal is true if it is real

Isspace is true if the space is blank

If issparse is sparse matrix, then true

Isstruct is true if it is framed

Isstudent if Matlab Student Edition is true

Iztrans signed computation Z inverse transform

J, K