Задача 2.1

Задача 1.1

t=[0:0.01:1];

y=exp(-2*t).*cos(20*t);

plot(t,y)

Задача 1.2

t=[0:0.01:2];

y1=10*(exp(-2*t));

y2=cos(20*t);

plotyy(t,y1,t,y2)

Задача 1.3

t=[0:0.2:2*pi];

y1=(exp(-0.5*t));

y2=cos(3*t);

plot(t,y1,'y.-',t,y2,'mo:')

Задача 1.4

t=[0:0.2:2*pi];

y2=cos(t);

stem(t,y2,'mo:')

Задача 1.5

t=[0:0.2:5];

y=10*(exp(-2*t));

stairs(t,y,'k^-')

Задача 1.6

t=[0:0.3:5];

y=10*(exp(-2*t));

E=rand(size(4.7*t));

errorbar(t,y,E, 'k^-')

Задача 1.7

t=[1:1000];

y=30*atan(t).^3;

loglog(t,y)

Задача 1.8

t=[0:0.01:2*pi];

x=sin(t);

y=cos(t).^3

plot(x,y)

Задача 2.1

u=[0:0.05:pi]';

v=[0:0.05:pi];

x=cos(u).*cos(v);

y=cos(u).*sin((v));

z=sin(u)*ones(size(v));

plot3(x,y,z,'.-')