● φ
φ = (n 1),
n .
● -
n = .
● ( )
,
I0 I x; α .
●
,
ν0 ν , ; ν ; ; θ ν , , .
●
(θ = π /2)
.
● -
,
θ- ; n- .
: |
● φ φ = (n 1), n . ● - n = . ● ( ) , I0 I x; α .
● , ν0 ν , ; ν ; ; θ ν , , . ● (θ = π /2) . ● - , θ- ; n- .
: 2015-02-12; !; : 1355 | : : , . |