I drew two sinewaves oppositely-phased. That diagram combines the two
>hot legs and the midpoint-neutral. That you still can't grasp the
>meaning of "oppositely-phased" is noted. That you're backpedaling away
>from your blather about summing two sine waves and now k'laming it's a
>differential is noted. That you now are forced to stupidly k'lame that
>summation = differential and therefore addition = subtraction in your
>kooky world is noted. That you're now arguing against your own earlier
>position is noted.
Yours was wrong and looked like flys s*it on the screen.