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//Variable declaration
lamda=5460*10**-10; //wavelength(m)
d=1*10**-4; //seperation(m)
D=2; //distance(m)
n=10; //position
//Calculation
Xmax10=n*lamda*D/d;
tan_phi=Xmax10/D;
phi_max10=atan(tan_phi);
phi_max10=phi_max10*180/%pi; //angular position of 10th maximum(degrees)
phim=60*(phi_max10-int(phi_max10));
phis=60*(phim-int(phim));
xmin1=lamda*D/(2*d);
tan_phi1=xmin1/D;
phi_min1=atan(tan_phi1);
phi_min1=phi_min1*180/%pi; //angular position of 1st minimum(degrees)
phi_m=60*(phi_min1-int(phi_min1));
phi_s=60*(phi_m-int(phi_m));
//Result
printf('angular position of 10th maximum is %0.3f degrees %0.3f minutes %0.3f seconds \n',int(phi_max10),int(phim),(phis))
printf('answer varies due to approximating off errors\n')
printf('angular position of 1st minimum is %0.3f degrees %0.3f minutes %0.3f seconds \n',int(phi_min1),int(phi_m),int(phi_s))
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