ППМ_MATLAB_01
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1. MATLAB
1.MATLAB.
2.MATLAB.
3.MATLAB.
4.MATLAB.
5.MATLAB.
6.MATLAB.
7.. MATLAB.
8..
1.1. MATLAB
( ) MATLAB ( MATLAB) — !
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. #$ The MathWorks, Inc.,
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$ MATLAB & matrix laboratory,
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MATLAB.
1.2. MATLAB
+ MATLAB :
MATLAB:
Simulink;
Toolbox.
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Control System Toolbox |
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Neural Network Toolbox |
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Signal Processing Toolbox |
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Spline Toolbox |
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Statistics Toolbox |
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Symbolic Math Toolbox |
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System Identification Toolbox |
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Wavelet Toolbox |
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1.3. MATLAB
/ / ' MATLAB
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2.GUI (Graphic User Interface — 0
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GUI.
GUI " " MATLAB ,
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+ Simulink, .
Simulink " " MATLAB
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1.4. MATLAB
# MATLAB "
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2.' "
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4.& ( MATLAB)
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5.GUI;
6.& Simulink ( Simulink) '
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7.' Simulink-
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% MATLAB "
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1.5. MATLAB
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MATLAB. / MATLAB ! .
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MATLAB " " ( . 1.4):
•Command Window (, ) —
MATLAB
>>
•Current Folder (1 ) — ! ,
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MATLAB;
% 2010
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! MATLAB
% ! " .
•Workspace ( ) — !
, Workspace,
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•Command History ( ) — !
MATLAB, & "
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MATLAB MATLAB.
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Desktop | Desktop Layout | Default.
. 4. MATLAB
6
1.6. MATLAB
MATLAB " :
1.! :
•— ,
MATLAB;
•HTML (Hyper Text Markup Language —
) — ,
& " MATLAB, CD- ;
•PDF (Portable Document Format —
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MATLAB, www.mathworks.com.
2.' (Demos) — & "
MATLAB, HTML.
help
Command Window, . . ,
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>> help sin
SIN |
Sine of argument in radians. |
SIN(X) is the sine of the elements of X.:
HTML
" Help | Product Help:
Help ( . 5):
Contents ( ) — ! ,
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( . 5);
. 5. Help Contents
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Search Results ( ) — !
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MATLAB. .
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. 6. Help Help Search
Results
1.7. . !"
MATLAB
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format |
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save |
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— ! MATLAB ,
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<имя переменной> = <выражение>
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9
1200; 5,7; –0,18 . .;
12·102; 0,057·102; –1,8·10-1 . .
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>> 1200 ans =
1200
>>5.7 ans =
5.7000
>>-0.8 ans =
-0.8000
$% # ! MATLAB " E, . .
— 10 — e:
>> 12e2 ans =
1200
>>0.057e2 ans =
5.7000
>>-1.8e-1 ans =
-0.1800
" ξ + jη . + '
i j, i:
>>5+3.7i ans =
5.0000 + 3.7000i
>>5+3.7j
ans =
5.0000 + 3.7000i
% / E.
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>> 'Test'
ans =
Test
$ — ! MATLAB, '
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) " ' A m×n (m , n '):
10
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a |
a |
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11 |
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A = |
a21 |
a22 |
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'- ' A 1×n, - —
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>> A = [1 2 3;5 6 7;8 9 7]
A =
1 2 3
5 6 7
8 9 7
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>> A = [1 4 5 7 8]
A =
1 |
4 |
5 |
7 |
8 |
! - :
>> A = [1;4;5]
A =
1
4
5
:
>> A = 5.8
A =
5.8000
) MATLAB :
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:
>> x = 3.14; y = sin(x)
y =
0.0016
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>>x = 3.14; a = 5.8; b = 3.7;
>>y = sin(x)+cos(a+b)
y =
-0.9956
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