Matlab-help-text

[Pages:62]matlab-help-text

asec

CSC

acsc cot acot exp log logic sqrt abs angle conj imag real fix floor ceil round mod rem sign norm rank det expm logm sqrtm max min mean median std sort sortrows sum prod hist diff gradient fft plot ioglog semilogx semilogy polar plotyy

Inverse Secant. Cosecant. Inverse Cosecant. Cotangent. Inverse Cotangent. Exponential. Natural logarithm. - Common (base 10) logarithm. Square root. Absolute value. Phase angle. complex conjugate. complex imaginary part. complex real part. Round towards zero. Round towards Minus Infinity. Round towards Plus Infinity. Round towards nearest Integer. - Modulus (signed remainder after division). remainder after division. Signum. Matrix or vector norm. Matrix rank. Determinant. Matrix Exponential. Matrix logarithm. Matrix Square root. Largest component. Smallest component. Average or mean value. Median value. Standard deviation. Sort in ascending order. Sort rows in ascending order. Sum of elements. product of elements. Histogram. Difference and approximate derivative. approximate gradient. Discrete Fourier transform. Linear plot. Log-log scale plot. Semi-log scale plot. Semi-log scale plot. Polar coordinate plot. Graphs with y tick labels on the left and right.

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matlab-help-text

axis zoom grid legend title xiabel ylabel mesh surf fills colormap figure axes char strcat num2str int2str fopen fclose fread fwrite fscanf fprintf fgetl fgets input cIc home pause now date clock abs what lookfor which path echo more diary format delete if else elseif end

Control axis scaling and appearance.

- Zoom in and out on a 2-D plot.

Grid lines.

Graph legend.

Graph title.

X-axis label.

Y-axis label.

3-D mesh surface.

3-D colored surface.

- Filled 3-D polygons.

Color look-up table.

Create figure window.

i Create axes.

- Create character array (string).

Concatenate strings.

Convert number to string.

j

Convert integer to string.

? '

Open file.

Close file.

Read binary data from file.

Write binary data to file.

Read formatted data from file.

Write formatted data to file.

Read line from file, discard newline character.

Read line from file, keep newline character.

Prompt for user input.

Clear command window.

Send cursor home.

Wait for user response.

current date and time as date number.

current date as date string.

current date and time as date vector.

Magnitude.

List MATI^B-specific files in directory.

Search all M-files for keyword.

Locate functions and files.

Get/set Search path.

Echo commands in M-files.

Control paged output in command window.

Save text of MATLAB session.

set output format.

Delete file.

Conditionally Execute statements.

if statement condition.

if statement condition.

1 Terminate scope of for, WHILE, SWITCH and if statements.

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for while break switch case otherwise return reshape flipdim rot90 find end eps realmax realmin why sinh asinh cosh acosh tanh atanh sech asech csch acsch coth acoth log2 pow2 nextpow2 cumsum cumprod corrcoef cov fft2 fftn roots residue conv deconv double sprintf sscanf demo ver

Repeat statements a specific number of times.

Repeat statements an indefinite number of times.

Terminate execution of WHILE or for loop.

SWITCH among several cases based On expression.

SWITCH statement case.

Default SWITCH statement case.

return to invoking function.

Change size.

Flip Matrix along specified dimension.

- Rotate matrix 90 degrees.

Find indices of nonzero elements.

Last index.

floating point relative accuracy.

Largest positive floating point number.

Smallest positive floating point number.

Succinct answer.

j Hyperbolic Sine.

Inverse Hyperbolic Sine.

Hyperbolic Cosine.

Inverse Hyperbolic Cosine.

Hyperbolic Tangent.

Inverse Hyperbolic Tangent.

Hyperbolic Secant.

Inverse Hyperbolic Secant.

Hyperbolic Cosecant.

Inverse Hyperbolic Cosecant.

?

Hyperbolic Cotangent.

'

Inverse Hyperbolic Cotangent.

\

- Base 2 logarithm and dissect floating point number.

- Base 2 power and scale floating point number.

- Next higher power of 2.

|

Cumulative Sum of elements.

i

Cumulative product of elements.

Correlation coefficients.

j

Covariance matrix.

L_

two-dimensional Discrete Fourier transform.

N-dimensional Discrete Fourier transform.

Find Polynomial roots.

- Partial-fraction expansion (residues).

multiply polynomials.

divide polynomials.

Convert string to numeric character codes.

Write formatted data to string.

Read string under format control.

Run demonstrations.

MATLAB, SIMULINK, and toolbox version infornlation.

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matlab-help-text

addpath rmpath editpath !

dos Unix vms fliplr flipud pack

Add directory to Search path.

1

Remove directory from Search path.

Modify Search path.

Execute operating system command.

Execute DOS command and return result.

Execute UNIX command and return result.

Execute VMS DCL command and return result.

Flip Matrix in left/right direction.

! Flip Matrix in up/down direction.

! Consolidate workspace memory.

Pages

General information Managing the workspace. Managing commands anci functions. Managing the search path Controlling the command window. Operating system commands Debugging M-files. Profiling M-files.

Operators and special

Arithmetic operators. Relational operators. Logical operators. Special characters. Bitwise operators. Set operators.

characters.

^?^'?ff'^*"*""ina language constructs.

Control flow. Evaluation and execution. Scripts, functions, and variables. Argument handling. Message display. Interactive input.

Elementary matrices and matrix

Elementary inatrices. Basic array information. Matrix manipulation. Special variables and constants. Specialized matrices.

manipulation.

Elementary math functions.

Trigonometric. Exponential. Complex. Rounding and remainder.

Specialized math functions.

Specialized math functions. Number theoretic functions. Coordinate transforms.

Matrix functions - T^niperical

Matrix analysis. Linear ecjuations.

Eigenvalues and singular values. Matrix functions. Factorization utilities

linear

algebra.

Data analysis and Fourier

Basic operations.

Finite differences. Correlation. Filtering and convolution. Fourier transforms. Sound and audio. Audio file inport/export.

transforms.

Interpolation and polynomials.

Data interpolation. Spline interpolation. Geometric analysis. Polynomials.

Function functions and ODE solvers.

Optimization and root finding.

Numerical integration (cjuadrature) . Plotting. Inline function object. Ordinary differential ecjuation solvers. ODE Option handling. ODE output functions.

Sparse matrices.

Elementary sparse matrices. Full to sparse conversion. Working with sparse matrices. Reordering algorithms. Linear algebra. Linear Equations (iterative methods). Operations on graphs (trees). Miscellaneous.

Two

dimensional graphs.

Elementary X-Y graphs. Axis control. Graph anno ta t i on. Hardcopy and printing.

Three dimensional graphs.

Elementary 3-D plots. Color control. Lighting. Color maps. Axis control. Viewpoint control. Graph annotation. Hardcopy and printing.

Specialized graphs.

Specialized 2-D graphs. Contour and 2-1/2 D graphs. Specialized 3-D graphs. Images display and file I/O. Movies and animation. Color related functions. Solid modeling.

Handle Graphics.

Figure window creation and control. Axis creation and control. Handle Graphics objects. Handle Graphics operations. Hardcopy and printing. Utilities.

Graphical user interface tools.

GUI functions. GUI design tools. Dialog boxes. Menu utilities. Toolbar button group utilities. User-defined figure/axes property utilities. Miscellaneous utilities.

Character strings.

General. String tests. String operations. String to number conversion. Base n\imber conversion.

File input/outPut.

File opening and closing. Binary file I/O. Formatted file I/O. String conversion. File positioning. File name handling File import/export functions. Image file import/export. Audio file import/export. Command window I/O

Time and dates.

Current date and time. Basic functions. Date functions. Timing functions.

Data types and structures.

Data types (classes) Multi-dimensional array functions. Cell array functions. Structure functions. Object oriented programming functions. Overloadable operators.

Signal Processing Toolbox.

Waveform generation. Filter analysis and implementation. Linear system transformations. IIR digital filter design. IIR filter order selection. FIR filter design. Transforms. Statistical signal processing and spectral analysis. Windows. Parametric modeling. Specialized operations. Analog lowpass filter prototypes. Freciuency translation. Filter discretization. Other. Signal GUI (Graphical User Interface). Demonstrations.

PymTnr^\?C M a t h TOOlbOX. Calculus. Linear Algebra. Simplification. Solution of Ecjuations. Variable Precision Arithmetic. Integral Transforms. Conversions. Basic Operations. Special Functions. String handling utilities. Pedagogical and Graphical Applications. Demonstrations. Access to Maple. (Not available with Student Edition.)

General purpose c'?"""""'^'*

MATLAB Toolbox Version 5.0 Student Edition 31-Dec-1996

General information

help

- On-line help, display text at command line.

helpwin

- On-line help, separate window for navigation.

helpdesk

- Comprehensive hypertext documentation and troubleshooting.

demo

- Run demonstrations.

ver

- MATLAB, SIMULINK, and toolbox version information.

whatsnew

- Display Readme files.

Readme

- What' s new in MATLAB 5 .

Managing the workspace.

who

- List current variables.

whos

- List current variables, long form.

clear

- Clear variables and functions from memory.

pack

- Consolidate workspace memory.

load

- Load workspace variables from disk.

save

- Save workspace variables to disk.

ciuit

- Quit MATLAB session.

Managing commands and functions.

what

- List MATLAB-specific files in directory.

type

- List M-file.

edit

- Edit M-file.

lookfor

- Search all M-files for keyword.

which

- Locate functions and files.

pcode

- Create pre-parsed pseudo-code file (P-file)

inmem

- List functions in memory.

mex

- Compile MEX-function.

Managing the search path

path

- Get/set search path,

addpath

- Add directory to search path,

rmpath

- Remove directory from search path,

editpath

- Modify search path.

Controlling echo more diary format

the command window. - Echo commands in M-files. - Control paged output in command window. - Save text of MATLAB session. - Set output format.

Operating system commands

cd

- Change current working directory.

pwd

- Show (print) current working directory.

dir

- List directory.

delete

- Delete file.

getenv

- Get environment variable.

!

- Execute operating system command.

dos

- Execute DOS command and return result.

Unix

- Execute UNIX command and return result.

vms

- Execute VMS DCL command and return result.

web

- Open Web browser on site or files.

computer

- Computer type.

Debugging M-files.

debug

- List debugging commands.

dbstop

- Set breakpoint.

(Sbclear

- Remove breakpoint.

dbcont

- Continue execution.

dbdovm

- Change local workspace context.

cibstack

- Display function call stack.

dbstatus

- List all brea]cpoints.

dbstep

- Execute one or more lines.

dbtype

- List M-file with line numbers.

dbup

- Change local workspace context.

dlxjuit

- Quit debug mode.

dbmex

- Debug MEX-files (UNIX only).

Profiling M-files.

profile

- Profile M-file execution time.

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