21 lines
268 B
Matlab
21 lines
268 B
Matlab
clear x
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a=pi/4;
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n=0:1:50;
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x(n+1)=5*cos(a*a*n);
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figure(1)
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stem(n,x,'linewidth',2)
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xlabel('n');
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ylabel('x(n)');
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clear x
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a=5;
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c=abs(0.5+0.5*j);
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n=0:1:50;
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for m=0:50
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x(m+1)=a*c^m;
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end
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figure(2)
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stem(n,x,'linewidth',2)
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xlabel('n');
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ylabel('x(n)');
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