If is and any is positive real, then is , being , real and any positive real. In this case is...
(1)
The inverse however is not true and a symple 'counterexample' is when one of the is zero and the terms for don't exist...
Kind regards
I am trying to prove that
iff is a positive real number integers i and j, s.t.
I really don't see how these two ideas imply each other. After looking at this for several hours the only thing I managed to come up with (which I'm sure could be extended to n variables) is
where
however, that real number m is not always
Can anyone offer me advice please?