, 25 2008 . 21:41
+
gelo1350
!!!
, 26 2008 , () . "" ! . " " . , "" . "" , .
.
, . 1879 . , .
24 , . 15° (.). ( ) , 15°, 1 , () (λ0 = 0° = 0). , — , - .
, 0 23: , , (n = 0), (n = 1), , , (n = 2) . . , 23- *. — , (), () ().
1(15°), (λ) (n) , . . .
, .
Tn = 0 +n.
( = 12) ( = 0), . 1 .
2- (, , 3- ) , () 0 :
= 0 + 3.
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* , – , .
:
gelo1350
