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// Scilab Code Ex4.4:: Page-4.6 (2009)
clc; clear;
ip = 60; // Polarizing angle, degrees
A = 60; // Angle of equilateral prism, degrees
mu = tand(ip); // Refractive index of the material from Brewster's law
// For angle of minimum deviation in prism, delta_m, refractive index
// mu = sind((A+delta_m)/2)/sind(A/2), solving for delta_m
delta_m = 2*asind(mu*sind(A/2))-A; // Angle of minimum deviation, degrees
printf("\nThe angle of minimum deviation for green light = %2d degrees", ceil(delta_m));
// Result
// The angle of minimum deviation for green light = 60 degrees
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