m4

Madhan R R:
	https://www.youtube.com/watch?v=EvuL5jyCHOw

rrmadhan97@gmail.com:
	https://www.youtube.com/watch?v=EvuL5jyCHOw

Madhan R R:
	https://pastebin.com/K1k2fu4Z
rrmadhan97@gmail.com:
	https://pastebin.com/K1k2fu4Z
Madhan R R:

rrmadhan97@gmail.com:

Madhan R R:
	annealing temperature	hardness
20	84.5
220	82.75
280	61
340	56.33
400	48
470	47.5
500	35.5
rrmadhan97@gmail.com:
	annealing temperature	hardness
20	84.5
220	82.75
280	61
340	56.33
400	48
470	47.5
500	35.5
Madhan R R:
	File Transfer: IMG_1196.JPG
rrmadhan97@gmail.com:
	File Transfer: IMG_1196.JPG
Madhan R R:
	File Transfer: IMG_1202.JPGFile Transfer: IMG_1203.JPG
	File Transfer: IMG_1202.JPGFile Transfer: IMG_1203.JPG
rrmadhan97@gmail.com:
	File Transfer: IMG_1202.JPGFile Transfer: IMG_1203.JPG
	File Transfer: IMG_1202.JPGFile Transfer: IMG_1203.JPG
Madhan R R:
	https://www.mathworks.com/help/matlab/ref/linespec.html
rrmadhan97@gmail.com:
	https://www.mathworks.com/help/matlab/ref/linespec.html
Madhan R R:
	File Transfer: 31ee33f8-fe79-4f74-82eb-ef1107a2c6b2.JPG
	File Transfer: 746913aa-9906-4d39-b2d1-7b07337c7eec.JPGFile Transfer: f14be791-4b07-4ed7-ad04-1e07f7a4e513.JPGFile Transfer: 1b680a69-e7bc-41fa-a08b-e810b2e2b4b9.JPG
	File Transfer: 746913aa-9906-4d39-b2d1-7b07337c7eec.JPGFile Transfer: f14be791-4b07-4ed7-ad04-1e07f7a4e513.JPGFile Transfer: 1b680a69-e7bc-41fa-a08b-e810b2e2b4b9.JPG
	File Transfer: 746913aa-9906-4d39-b2d1-7b07337c7eec.JPGFile Transfer: f14be791-4b07-4ed7-ad04-1e07f7a4e513.JPGFile Transfer: 1b680a69-e7bc-41fa-a08b-e810b2e2b4b9.JPG
rrmadhan97@gmail.com:
	File Transfer: 746913aa-9906-4d39-b2d1-7b07337c7eec.JPGFile Transfer: f14be791-4b07-4ed7-ad04-1e07f7a4e513.JPGFile Transfer: 1b680a69-e7bc-41fa-a08b-e810b2e2b4b9.JPG
	File Transfer: 746913aa-9906-4d39-b2d1-7b07337c7eec.JPGFile Transfer: f14be791-4b07-4ed7-ad04-1e07f7a4e513.JPGFile Transfer: 1b680a69-e7bc-41fa-a08b-e810b2e2b4b9.JPG
	File Transfer: 746913aa-9906-4d39-b2d1-7b07337c7eec.JPGFile Transfer: f14be791-4b07-4ed7-ad04-1e07f7a4e513.JPGFile Transfer: 1b680a69-e7bc-41fa-a08b-e810b2e2b4b9.JPG
Madhan R R:
	clear all
close all
clc

x=linspace(-2*pi, 2*pi, 1000);
y=linspace(-4, 4, 1000);
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

figure(1)
subplot(3, 3, [1, 2, 3])
meshc(X, Y, Z)
colorbar
xlabel ('X')
ylabel ('Y')
zlabel ('Z')

subplot(3, 3, [4, 7])
x=-2*pi;
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

plot(Y,Z, 'cp')
xlabel('X')
ylabel('Y')
legend('Y1')

subplot(3, 3, [5, 8])
x=pi/2;
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

plot(Y,Z, 'r*')
xlabel('X')
ylabel('Y')
legend('Y2')

subplot(3, 3, [6, 9])
x=2*pi;
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

plot(Y,Z, 'm^')
xlabel('X')
ylabel('Y')
legend ('Y3')

x1=-2*pi;
[X1, Y]=meshgrid(x1, y);
z1=X1.*cos(X1).*abs(sin(Y));

x2=pi/2;
[X2, Y]=meshgrid(x2, y);
z2=X2.*cos(X2).*abs(sin(Y));

x3=2*pi
[X3, Y]=meshgrid(x3, y);
z3=X3.*cos(X3).*abs(sin(Y));

M=[y; z1'; z2'; z3'];
save('Matrix_M', 'M');
xlswrite('Matrix_M.xls', 'M', 'Subsequent columns of Matrix M');

%%
clear all
figure(2)
load('Matrix_M.mat', 'M');
subplot(1, 3, 1)
plot(M(1,:), M(2,:))
xlabel('X')
ylabel('Y')
legend('Y1')


subplot(1, 3, 2)
plot(M(1,:), M(3,:))
xlabel('X')
ylabel('Y')
legend('Y2')

subplot(1, 3, 3)
plot(M(1,:), M(4,:))
xlabel('X')
ylabel('Y')
legend('Y3')
rrmadhan97@gmail.com:
	clear all
close all
clc

x=linspace(-2*pi, 2*pi, 1000);
y=linspace(-4, 4, 1000);
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

figure(1)
subplot(3, 3, [1, 2, 3])
meshc(X, Y, Z)
colorbar
xlabel ('X')
ylabel ('Y')
zlabel ('Z')

subplot(3, 3, [4, 7])
x=-2*pi;
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

plot(Y,Z, 'cp')
xlabel('X')
ylabel('Y')
legend('Y1')

subplot(3, 3, [5, 8])
x=pi/2;
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

plot(Y,Z, 'r*')
xlabel('X')
ylabel('Y')
legend('Y2')

subplot(3, 3, [6, 9])
x=2*pi;
[X, Y]=meshgrid(x, y);
Z=X.*cos(X).*abs(sin(Y));

plot(Y,Z, 'm^')
xlabel('X')
ylabel('Y')
legend ('Y3')

x1=-2*pi;
[X1, Y]=meshgrid(x1, y);
z1=X1.*cos(X1).*abs(sin(Y));

x2=pi/2;
[X2, Y]=meshgrid(x2, y);
z2=X2.*cos(X2).*abs(sin(Y));

x3=2*pi
[X3, Y]=meshgrid(x3, y);
z3=X3.*cos(X3).*abs(sin(Y));

M=[y; z1'; z2'; z3'];
save('Matrix_M', 'M');
xlswrite('Matrix_M.xls', 'M', 'Subsequent columns of Matrix M');

%%
clear all
figure(2)
load('Matrix_M.mat', 'M');
subplot(1, 3, 1)
plot(M(1,:), M(2,:))
xlabel('X')
ylabel('Y')
legend('Y1')


subplot(1, 3, 2)
plot(M(1,:), M(3,:))
xlabel('X')
ylabel('Y')
legend('Y2')

subplot(1, 3, 3)
plot(M(1,:), M(4,:))
xlabel('X')
ylabel('Y')
legend('Y3')