Bruno: I doubt a photon needs to double his energy to go through two slits
Richard: You should be ashamed On Sun, Nov 23, 2014 at 11:48 AM, Bruno Marchal <[email protected]> wrote: > > On 23 Nov 2014, at 12:32, Richard Ruquist wrote: > > Yes, and as the branches multiply, so does the energy. > > > I doubt this, but eventually this will depend on how we define energy. I > doubt a photon needs to double his energy to go through two slits, and I > doubt Shor algorithm needs energy to handle 10^500 parallel superposition > state. Energy is a local relative (gauge) notion, which I am not sure can > be easily applied to the whole configuration space, which energy can be put > a zero. > > Of course with computationalism there is only an arithmetical reality, and > all physicalness is a view from inside. All branches of all computations > including the one with oracle are run in the arithmetical reality, and it > is clear, imo, that energy is only an internal relative notion. Of course > we need to justify why the reversible computations win the limit measure > "game". > > Bruno > > > > > On Sun, Nov 23, 2014 at 3:52 AM, LizR <[email protected]> wrote: > >> On 21 November 2014 23:07, Richard Ruquist <[email protected]> wrote: >> >>> >>>> It seems, yes. In our branch. But not in the physical reality as a >>>> whole, where information and energy are constant, and arbitrary I would >>>> say. >>>> >>>> Energy is not constant in the MWI multiverse. >>> >>> Energy is not constant in a general-relativistic universe. >> >> I believe energy is approximately conserved within a branch of the >> multiverse, in the MWI view? The "approximately" being because branches are >> only approximately defined? >> >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Everything List" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/everything-list. >> For more options, visit https://groups.google.com/d/optout. >> > > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > > > http://iridia.ulb.ac.be/~marchal/ > > > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
