Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!uunet!nuchat!sugar!peter From: peter@sugar.UUCP (Peter da Silva) Newsgroups: comp.sys.amiga,comp.sys.mac,comp.sys.atari.st,rec.music.makers,rec.music.synth Subject: Re: Sonic Holography. Message-ID: <1239@sugar.UUCP> Date: Mon, 7-Dec-87 06:48:35 EST Article-I.D.: sugar.1239 Posted: Mon Dec 7 06:48:35 1987 Date-Received: Sun, 13-Dec-87 01:42:46 EST References: <7536@eddie.MIT.EDU> <2476@gryphon.CTS.COM> Organization: Sugar Land UNIX - Houston, TX Lines: 17 Summary: Bach to the future. Xref: mnetor comp.sys.amiga:12088 comp.sys.mac:10796 comp.sys.atari.st:6690 rec.music.makers:1182 rec.music.synth:2128 (Richard Sexton) writes: > There was a display at the Ontario Science center, ohh, 12 years or so > ago, about MC Escher, that had a ball bouncing "up" an ever increasing > staircase, with this tone, going up in pitch. > > It went up in pitch for the 1/2 hour I stood there. :-) > > Any clues ? See Johann Sebastian Bach's "endlessly rising canon". This is a very old illusion, based on the fact that a note sounds very much like the same note in the next octave. Display hack time, Leo? -- -- Peter da Silva `-_-' ...!hoptoad!academ!uhnix1!sugar!peter -- Disclaimer: These U aren't mere opinions... these are *values*.