FIC MATLAB 2017-1/Aula-11

%-- 10-04-2017 19:10:59 --%
help sawtooth
x = 0:0.01:10
sawtooth(x)
plot(x, sawtooth(x))
plot(x, square(x))
plot(x, triang(x))
plot(x, sawtooth(x, 0.5))
plot(x, sawtooth(x, 0))
plot(x, sawtooth(x, 0.1))
help square
plot(x, square(x, 100))
plot(x, square(x, 80))
x = 0:0.01:10
y = 3*sin(x)
plot(x, y)
plot(x, min(y, 2))
plot(x, max(min(y, 2), -2))
x = 0:10
x>5
x(x>5)
x(x>5) = 5
a = magic(6)
figure
surf(a)
sum(a)
sum(a')
sum(diag(a))
magic(3)
temp
x = 0:0.01:2*pi;
y = 2*cos(x);
plot(x, y)
delta = 0.01
hold on
der_y = [diff(y) 0] / delta;
plot(x, der_y)