Merge branch 'master' into 'main'

3. tehty

See merge request !1

Mustonen_Exec1_T3.m

+
+f = 100;
+T = 1/f;
+t = 0:0.001:5*T;
+n_a = 0:1/(400*f):5*T;
+n_b = 0:1/(100*f):5*T;
+n_c = 0:1/(90*f):5*T;
+
+y = sin(200*pi*t);
+
+y_a = sin(200*pi*n_a);
+y_b = sin(200*pi*n_b);
+y_c = sin(200*pi*n_c);
+
+figure;
+subplot(3,1,1);
+stem(n_a, y_a);
+hold on;
+plot(t, y);
+title('Sample rate 400 Hz');
+
+subplot(3,1,2);
+stem(n_b, y_b);
+hold on;
+plot(t, y);
+title('Sample rate 100 Hz');
+
+subplot(3,1,3);
+stem(n_c, y_c);
+hold on;
+plot(t, y);
+title('Sample rate 90 Hz');
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