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MATLAB
: MATLAB .
MATLAB (MATrix LABoratory). , Maple ( Toolboxes), .
MATLAB , , -, , , Maple , MATLAB C/C++, (Toolboxes).
MATLAB (. 1.1). . :
New M-file m-;
Open file Matlab;
Simulink Simulink;
Help .
MATLAB.
Launch Pad/Workspace Current Directory History. . MATLAB View.
(Command Window), . (Workspace) .
1.1 Matlab
MATLAB , . (File/Preferences) format. (.1.1).
1.1
| short | 4 short e |
| short e | 5 3 |
| rat | |
| long | 16 |
| long e | 16 3 |
| hex |
MATLAB , . : ( numeri), (char), (ll) (struct). , , 1x1. , , . , MATLAB 31 . MATLAB (.1.2).
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1.2
| ans | |
| i, j | |
| pi | p |
| eps | |
| realmax | |
| realmin | |
| inf | |
| NaN | |
| end |
, NaN (Not-a-Number) 0/0, 0*inf, inf-inf ..
1.3
| [] | |
| , | |
| ; | , () |
| : | ( ) |
| () | , |
| . | , (.*,.^,./,.\) |
| % | |
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MATLAB. : , . >>.
MATLAB . Up Down ( "" ""). >> , , , . .
. = . Enter . ;, , . =, ans (. 1.2).
, , , MATLAB (Workspace).
Enter.
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1.2
MATLAB . MATLAB, File \ Save Workspace As . mat, -.
MATLAB , . i = sqrt(1) j = sqrt(1). :
+, - , ,
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MATLAB . (x, y) (z) (. 1.4).
1.4
| abs(z), abs(x), | z x. |
| angle(z) | z. |
| sqrt(z),sqrt(x) | z x |
| real(z) | z. |
| imag(z) | z. |
| round(x) | . |
| fix(x) | . |
| rem(x, y) | x y. |
| exp(z) | x. |
| log(z) | x. |
| log10(z) | x. |
MATLAB x (.1.5).
1.5
| sin(x) | |
| cos(x) | |
| tan(x) | |
| asin(x) | |
| acos(x) | |
| atan(x) | |
| atan2(y, x) |
1. , , 1.6.
2. MATLAB.
1.6
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| 1.6 | ||
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2. .
1. HELP?
2. MATLAB .
3. ?
4. MATLAB.
5. MATLAB.
2
