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+//ANALOG AND DIGITAL COMMUNICATION
+//BY Dr.SANJAY SHARMA
+//CHAPTER 11
+//Information Theory
+clear all;
+clc;
+printf("EXAMPLE 11.3(PAGENO 489)");
+//given
+//since there are only two binary levels i.e. 1 or 0. Since, these two binary levels occur with equal             likelihood of occurrence will be
+Px_1 = 1/2//probability of zero level
+Px_2 = 1/2//probability of first level
+
+//calculations
+Ix_1 = log2(1/Px_1)//amount of information of zero level with base 2
+Ix_2 = log2(1/Px_2)//amount of information of first level with base 2
+Ix_1= log(1/Px_1)/log(2)//amount of information content with base 10
+Ix_2 = Ix_1 
+
+//result
+printf("\n\ni.Amount of information content wrt binary PCM 0 =  %.2f bit",Ix_1)
+printf("\n\nii.Amount of information content wrt binary PCM 1 =  %.2f bit",Ix_2)