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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
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+// Example 6.1:refractive index
+clc;
+clear;
+close;
+format('v',5)
+l=0.47;//in db
+nf=10^((l/-10));//
+x=poly(0,"x");
+p=1+-2.22*x+x^2;//
+y=roots(p);//
+disp(y(1,1),"refractive index is")