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DESCRIPTION
controlTRANSCRIPT
>> A=[1 3 4;6 7 8;8 9 3]
A =
1 3 4 6 7 8 8 9 3
>> B=[1 2 3]
B =
1 2 3
>> C=[1;4;8]
C =
1 4 8
>> a=1;b=4;c=13;>> x1=(-b+sqrt(b^2-4*a*c))/(2*a)
x1 =
-2.0000 + 3.0000i
>> x2=(-b+sqrt(b^2-4*a*c))/(2*a)
x2 =
-2.0000 + 3.0000i
>> x2=(-b-sqrt(b^2-4*a*c))/(2*a)
x2 =
-2.0000 - 3.0000i
>> p=[2 7 1]
p =
2 7 1
>> q=[1 0 3 0]
q =
1 0 3 0
>> p=[1 5 8 1]
p =
1 5 8 1
>> polyval(p,2)
ans =
45
>> p=[1 -3 9 13]
p =
1 -3 9 13
>> roots(p)
ans =
2.0000 + 3.0000i 2.0000 - 3.0000i -1.0000 + 0.0000i
>> p1=[1 -2 1];p2=[1 1];>> conv(p1,p2)
ans =
1 -1 -1 1
>> [c,r]=deconv(p1,p2)
c =
1 -3
r =
0 0 4
>> t=[0:0.5:4]
t =
0 0.5000 1.0000 1.5000 2.0000 2.5000 3.0000 3.5000 4.0000
>> k=10 ; v1=[1 2 3]; v2=[4 5 6];>> k*v1
ans =
10 20 30
>> v1+v2
ans =
5 7 9
>> v1*v2Error using * Inner matrix dimensions must agree. >> v1.*v2
ans =
4 10 18
>> t=[0:0.1:10];>> y=10*exp(-t).*sin(5*t) ;>> plot(t,y)>> grid>> xlabel(' tiempo(s)')>> ylabel(' y(t) ')>> title('Senoide amortiguada')>> plot(t,y,'r')>> grid>> plot(t,y,'r *')>> fplot('10*exp(-t).*sin(5*t)',[0,10])>> grid>> xlabel(' tiempo(s)')>> ylabel(' y(t) ')>> title('Senoide amortiguada')>> t=[0:pi/180:4*pi];>> y1=sin(t) ;>> y2=cos(t) ;>> plot(t,y1,'r o',t,y2, 'g -')>> t=0:0.1.10; t=0:0.1.10; |Error: Unexpected MATLAB expression. >> t=0:0.1:10;>> subplot(2,2,1)>> y1=exp(-t) ;>> plot(t,y1)>> subplot82,2,2) subplot82,2,2) |Error: Unbalanced or unexpected parenthesis or bracket. >> subplot(2,2,2)>> y2=t.*exp(-t)
y2 =
Columns 1 through 9
0 0.0905 0.1637 0.2222 0.2681 0.3033 0.3293 0.3476 0.3595
Columns 10 through 18
0.3659 0.3679 0.3662 0.3614 0.3543 0.3452 0.3347 0.3230 0.3106
Columns 19 through 27
0.2975 0.2842 0.2707 0.2572 0.2438 0.2306 0.2177 0.2052 0.1931
Columns 28 through 36
0.1815 0.1703 0.1596 0.1494 0.1397 0.1304 0.1217 0.1135 0.1057
Columns 37 through 45
0.0984 0.0915 0.0850 0.0789 0.0733 0.0679 0.0630 0.0583 0.0540
Columns 46 through 54
0.0500 0.0462 0.0427 0.0395 0.0365 0.0337 0.0311 0.0287 0.0265
Columns 55 through 63
0.0244 0.0225 0.0207 0.0191 0.0176 0.0162 0.0149 0.0137 0.0126
Columns 64 through 72
0.0116 0.0106 0.0098 0.0090 0.0082 0.0076 0.0070 0.0064 0.0059
Columns 73 through 81
0.0054 0.0049 0.0045 0.0041 0.0038 0.0035 0.0032 0.0029 0.0027
Columns 82 through 90
0.0025 0.0023 0.0021 0.0019 0.0017 0.0016 0.0014 0.0013 0.0012
Columns 91 through 99
0.0011 0.0010 0.0009 0.0009 0.0008 0.0007 0.0007 0.0006 0.0005
Columns 100 through 101
0.0005 0.0005
>> y2=t.*exp(-t) ;>> plot(t,y2)>> subplot(2,2,3)>> y3=exp(-t).*cos(t) ;>> plot(t,y3)>> subplot(2,2,4)>> y4=exp(t).*cos(t) ;>> plot(t,y4)>>