Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!utgpu!water!watmath!clyde!rutgers!sri-spam!ames!sdcsvax!ucsdhub!hp-sdd!hplabs!hpcea!hpsrla!roger From: roger@hpsrla.UUCP Newsgroups: comp.arch Subject: Re: Re: Question: on-chip or off-chip MMU? Message-ID: <3460004@hpsrla.HP.COM> Date: Mon, 1-Jun-87 21:07:28 EDT Article-I.D.: hpsrla.3460004 Posted: Mon Jun 1 21:07:28 1987 Date-Received: Thu, 4-Jun-87 03:05:08 EDT References: <5635@shemp.UCLA.EDU> Organization: Network Measurements Div - Santa Rosa, CA Lines: 16 >> Another nice thing about optical computing is the ability to represent >> and compute in multiple levels of logic. Imagine ternary or other >> higher radices used for computation... > I am thinking about it. I'm wondering "why bother?". Binary works really > well, and puts the least demands on linearity and reproducibility of device > properties -- *not* a strong point of optical digital devices to date. Actually, if you care to get theoretical, I believe it can be shown that the ideal number base for a computer is e (2.7182818...). Interesting, perhaps, but not very practical. Roger Petersen Hewlett Packard Santa Rosa, CA