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+// Scilab code Ex5.15: Pg:225 (2008)
+clc;clear;
+Lambda = 5080e-08;    // Wavelength of light on the grating, cm
+theta = 90;    // Angle of incidence of light on grating, degree
+d = 2.54;    // Total ruled width of grating, cm
+frac_lambda_max = d/Lambda;
+printf("\nThe maximum resolving power = %1.0e ", frac_lambda_max);
+
+// Result 
+// The maximum resolving power = 5e+004  
+\ No newline at end of file