In the present context an application of the arch notation "<x>" is read on analogy with the use of any other functional notation "f(x)", where "f" is the name of a function f, "f( )" is the context of its application, "x" is the name of an argument x, and where the functional abstraction "x > f(x)" is just another name for the function f. | In the present context an application of the arch notation "<x>" is read on analogy with the use of any other functional notation "f(x)", where "f" is the name of a function f, "f( )" is the context of its application, "x" is the name of an argument x, and where the functional abstraction "x > f(x)" is just another name for the function f. |