1. M-, lab3_2b.m.
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6.1. 4. MATLAB lab3_2b.m .
6.2. 5. . .
3_3.
. A = load('matr.dat') A. , .
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1. A b. .
1.1. . M-.
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1.3. txt, , matr.txt.
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2. M-, lab3_3.m.
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4. det(A).
5. inv(A).
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8. 3. . 3. .
8.1. 2. MATLAB lab3_3.m .
8.2. 3. . .
4.
1. x [ a, b ], :
h | x = a:h:b; |
n | x = linspace(a, b, n) |
100 | x = linspace(a, b) |
2. x, , , . , , y.
3. y x plot(x,y). , , y (x):
( ) | plot(x,y) |
plot(x,y,':r') | |
plot(x,y,'go') |
4. plot , plot(x1,y1,'b',x2,y2,'*k').
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5. plot(y,'o') x y ().
6. figure, .
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5.1. 2. MATLAB M- , .
5.2. 3. .