подгон 2018 (легендарный) / 1 курс-20241122T213915Z-001 / _4.1_ Комп Матан / 2 семестр / 6 / Lab6()

С#1

clear

clc

[x,y] = meshgrid(0.1:0.05:2,0.1:0.05:2); z = 1./x + 1./y;

mesh(x,y,z);

colorbar

C#2

clear

clc

[x,y] = meshgrid(0.1:0.05:2,0.1:0.05:2);

z = 1./x + 1./y;

figure(1)

meshc(x,y,z);

colorbar

figure(2)

contour3(x,y,z);

colorbar

C#3

clear

clc

[x,y] = meshgrid(0.1:0.05:2,0.1:0.05:2);

z = 1./x + 1./y;

figure(1)

contour(x,y,z);

colorbar

figure(2)

[CMatr,h] = contour(x,y,z);

clabel(CMatr,h), grid on

colorbar

C#4

clear

clc

[x,y] = meshgrid(0.1:0.05:2,0.1:0.05:2);

z = 1./x + 1./y;

contourf(x,y,z,10);

colorbar

C#5

clear

clc

[x,y] = meshgrid(0.1:0.05:2,0.1:0.05:2);

z = 1./x + 1./y;

surf(x,y,z)

view([-37.5,60]);

colorbar

C#6

clear

clc

hold on, grid on

t = 0:0.001:100;

x = exp(-abs(t-50)-50) .* cos(t);

y = exp(-abs(t-50)-50) .* sin(t);

z = t;

plot3(x,y,z,'r:')

C#7

clear

clc

u=[-pi/2:0.1:pi/2]';

v=[0:0.1:2*pi];

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

y=2*cos(u)*sin(v);

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

surf(x,y,z)

colorbar

hidden off

Ex#1

Функция:

clear

clc

x = 0:0.01:2;

y = 0:0.01:2;

[x,y]=meshgrid(x,y);

z =x.^3-4*y.^4+12*x*y;

figure(1)

hold on

title('Karkasnaya poverhnost')

mesh(x,y,z);

colorbar

figure(2)

hold on

title('Linii yrovnya')

meshc(x,y,z);

colorbar

figure(3)

hold on

title('Poverhnost iz linii yrovnya')

contour3(x,y,z,10);

colorbar

figure(4)

hold on

title('Ploskie linii yrovnya bez znachenia')

contour(x,y,z);

colorbar

figure(5)

hold on

title('Ploskie linii yrovnya so znacheniyami')

[CMatr,h] = contour(x,y,z);

clabel(CMatr,h),grid on

colorbar

figure(6)

hold on

title('Karkasnaya poverhnost')

surf(x,y,z)

view([60, 30])

colorbar

figure(7)

hold on

title('Ploskie linii yrovnya bez znachenia')

contourf(x,y,z);

colorbar

Ex#2

Функция:

clear

clc

x = 0:0.01:2;

y = 0:0.01:2;

[x,y]=meshgrid(x,y);

z =x.^3+4*x.^2*y+4*x*y.^2-4*y.^3+x.^2+4*x*y+6*y.^2;

figure(1)

hold on

title('Karkasnaya poverhnost')

mesh(x,y,z);

colorbar

figure(2)

hold on

title('Linii yrovnya')

meshc(x,y,z);

colorbar

figure(3)

hold on

title('Poverhnost iz linii yrovnya')

contour3(x,y,z,10);

colorbar

figure(4)

hold on

title('Ploskie linii yrovnya bez znachenia')

contour(x,y,z);

colorbar

figure(5)

hold on

title('Ploskie linii yrovnya so znacheniyami')

[CMatr,h] = contour(x,y,z);

clabel(CMatr,h),grid on

colorbar

figure(6)

hold on

title('Karkasnaya poverhnost')

surf(x,y,z)

view([60, 30])

colorbar

figure(7)

hold on

title('Ploskie linii yrovnya bez znachenia')

contourf(x,y,z);

colorbar