BBN BUTTERFLY
\bˌiːbˌiːˈɛn bˈʌtəflˌa͡ɪ], \bˌiːbˌiːˈɛn bˈʌtəflˌaɪ], \b_ˌiː_b_ˌiː__ˈɛ_n b_ˈʌ_t_ə_f_l_ˌaɪ]\
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A supercomputer developed at BBN Technologies,named after the "butterfly" multi-stage switching networkaround which it was built. It could have up to 512 CPUsconnected to allow every CPU access to every other CPU'smemory, albeit with about 15 times the latency than for itsown. The earlier GP-1000 models used up to 256 Motorola68020s. The later TC-2000 models used up to 512 Motorola88100s.Language developed for, or ported to, the BBN Butterfly wereButterfly Common LISP, Butterfly Scheme, Delirium, andMultiScheme. (http://paralogos.com/DeadSuper/Misc/BBN.html).
By Denis Howe
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.
Nearby Words
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