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+//Chapter-15, Example 15.12, Page 502
+//=============================================================================
+clc
+clear
+//CALCULATIONS
+disp('given=> Y=(A+AB)')
+//given in the question//
+disp('Y=A(1+B)')//by distributive law
+disp('A.1')//by law 2
+disp('A')//by law 4
+disp('given=> Y=(A+A''B)')
+disp('(A+A'').(A+B)')//by distributive law
+disp('1.(A+B)')//by law 6
+disp('A+B')//by law 4
+disp('given=>(AB+A''C+BC)')
+disp('AB+A''C+BC(A+A'')')
+disp('AB+A''C+ABC+A''BC')
+disp('AB(1+C)+A''C(1+B)')//by consensus theorem
+disp('AB+A''C')
+//=================================END OF PROGRAM=======================================================================================================