On the national level, Norwell is a part of Massachusetts's 9th congressional district, and is currently represented by Bill Keating. The state's senior (Class II) member of the United States Senate, elected in 2013, is Ed Markey.
As it happens sin() and cos() are also functions. A function has another property: all calls to a function with the same parameters, should return the same result. A method, on the other hand, is a function that is related to an object in an object-oriented language. It has one implicit parameter: the object being acted upon (and it's state).
This article explains about method and it's structure in java. Definition of Method. A method is a set of program statements. It forms the fundamental unit of execution in java. Each method exists as part of a class. During an execution of a program, methods may invoke other methods in the same or a different class. No program code can exist outside a method, and no method can exist outside a class.