clear 
clc
disp('Exa-8.4');
l=1; Lmax=l+l;Lmin=l-l;printf('Considering any two electrons,Value of L2e ranges from %d to %d i.e %d %d %d.\n',Lmin,Lmax,Lmin,1,Lmax);
printf('Adding the angular momentum of the third electron to L2emax gives the maximum  whole angular momentum as 2+1=3; and subtracting it from L2e=1 gives 0\n')
s=1/2; Smax=s+s;Smin=s-s;printf('Values of S2e are %d &%d.\n',Smax,Smin);
printf('Adding and subtracting the spin of third to S2e=1 and S2e=0 respectively gives the spins 3/2 and 1/2 for the 3 electron system.');