>> a = [1 2 3 4 5 6] a = 1 2 3 4 5 6
>> b = 2*a - 1 b = 1 3 5 7 9 11
>> c = log(b) c = 0 1.0986 1.6094 1.9459 2.1972 2.3979
>> a.^3 ans = 1 8 27 64 125 216
max | größter Wert |
min | kleinster Wert |
sum | Summe aller Werte |
mean | Mittelwert |
std | Standard-Abweichung |
sort | sortierter Vektor |
>> a' ans = 1 2 3 4 5 6
>> b * a' ans = 161
>> a(3) ans = 3
>> a(3:5) ans = 3 4 5
>> a(4:end) ans = 4 5 6
>> a(1:2:6) ans = 1 3 5
>> 1:0.4:3 ans = 1.0000 1.4000 1.8000 2.2000 2.6000 3.0000
>> t = 0:0.1:4*pi; >> y = sin(t); >> plot(t,y)
>> y2 = 0.5*log(t); Warning: Log of zero. >> y3 = exp(-0.1*t.*t); >> plot(t, y, t, y2, t, y3)
>> plot(t, y, t, y2, t, y3, [0 4*pi], [0 0]);
>> plot(t, y, 'bo', t, y2, 'g.', t, y3, 'r-.', [0 4*pi], [0 0], 'k-') >> title('Meine Lieblingsfunktionen', ... 'FontSize', 14, 'FontWeight', 'bold') >> xlabel('Zeit'); >> ylabel('Amplitude'); >> legend('Sinus', 'Logarithmus', 'Glocke', 'Location', 'Best'); >> xlim([-0.1, 4*pi + 0.1])