INFORMACIYa, TERMODINAMIKA I KONSTRUKCIYa BIOLOGIChESKIH SISTEM
L.A.Blyumenfel'd (MGU im. M.V.Lomonosova)Opublikovano v Sorosovskom obrazovatel'nom zhurnale, N 7, 1996 g. Soderzhanie
- Chto takoe informaciya?
- Informaciya i entropiya
- Skol'ko stoit biologicheskaya uporyadochennost'?
- Uporyadochennost' postroeniya mnogokletochnogo organizma iz kletok
- Uporyadochennost' postroeniya kletki iz biopolimerov
- Uporyadochennost' postroeniya belkov i DNK iz monomerov
- Smysl biologicheskoi uporyadochennosti
- Literatura
ChTO TAKOE INFORMACIYa?
"Ya brosal igral'nyi kubik pyat' raz i kazhdyi raz vypadalo dva ochka". "Iz kolody, soderzhashei 32 karty, ya naugad vybral odnu, i ona okazalas' damoi pik". "Ya vzvesil obrazec na vesah s tochnost'yu


![]() | (1) |
gde r - apriornaya veroyatnost' nekotorogo sobytiya (to est' veroyatnost' do polucheniya soobsheniya), a r1 - veroyatnost' posle polucheniya soobsheniya. Esli soobsheniya dostoverny i odnoznachny, to r1 = 1 i
![]() | (2) |
V kachestve edinicy informacii I prinimayut kolichestvo informacii v dostovernom soobshenii o sobytii, apriornaya veroyatnost' kotorogo ravna 1/2. Eta edinica poluchila nazvanie "bit" (ot angliiskogo binary digits). V pervom iz privedennyh vyshe primerov r = (1/6)5 = 1/7776 i


Publikacii s klyuchevymi slovami:
informaciya - entropiya - termodinamika
Publikacii so slovami: informaciya - entropiya - termodinamika | |
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