function view546

X=0:0.1*pi:2*pi;  Z=sin(X);  Y=zeros(size(X)) ;
subplot(2,2,1)
plot3(X,Y,Z,'b'); grid;
xlabel( 'X-axis ' );  ylabel( ' Y-axis ' );  zlabel(' Z-axis ');
title( ' Default Az = -37.5,E1 = 30 ');
view(-37.5,30);
subplot(2,2,2) 
plot3(X,Y,Z);  grid;
xlabel( 'X-axis ');  ylabel( ' Y-axis ');  zlabel( 'Z-axis ' )
title( ' Az Rotated to 52.5 ' )
view(-37.5+90,30)
subplot(2,2,3)
plot3(X,Y,Z,'r');  grid;
xlabel( 'X-axis ' );  ylabel( ' Y-axis ' );  zlabel( 'Z-axis ');
title( ' E1 Increased to 60 ' )
view(-37.5,60)
subplot(2,2,4)
plot3(X,Y,Z,'g');  grid;
xlabel( 'X-axis ');  ylabel( ' Y-axis ');  zlabel( 'Z-axis ')
title( 'Az = 0,E1 = 90 ' )
view(0,90)