Recent content by skiboo

Thanks,KITH and PF MENTOR. Of course I agree that when an operator acts on something the result may have a value. But what disturbs me is the way in which a symbol is used sometimes to represent a property and at other times to represent the corresponding operator,in the same problem.

Often in quantum mechanics, there appears statements of the type : Expected value of operator = a value I am told that operators are instructions and I do not understand how an instruction can have a value, expected or otherwise. Even in the case where the operator is of the form "muliply...