: .
:
, .
, . ( ) . 1 50 2000 .
) 2- . . , .. ( ).
, .. , .
- t .
- , , , ( - max ) ( min ). ..1.
.1.
, . , . ( , ). (..2). . , , . .
.2.
.
( = + );
, - ;
D - ;
j - .
: sinj = 0, l, 2l, 3l, 4l, 5l, 6l,..., kl;
: sinj =
:
sinj =
.
) 4- . , .
1) 1 2, 3 4 , .
: sinj =
sinj =
2) 1 3, 2 4:
|
|
2 sinj = 0, l, 2l, 3l, 4l, 5l, 6l,...
sinj =
3) 1 3, 2 4:
2 sinj =
sinj =
4) :
sinj =
, . N ( N = 4), (N-1) ( 4 -1 = 3).
2- 4- .
.3
, .
N :
:
sinj = (k + 1)l,
. sinj = (k + 1)l.
:
1. (N-1) .
2. .
3. , .
4. sinj = kl (k = 0,1,2,3,...) .
5. sinj = (k + 1)l (k = 0,1,2,3,...) .
, , , , . (. .3). , , , .. .
sinj = kl
cosdj = kdl
1. ( ) , , .
2. ( ) , , .. , .
, .. max . : k = 1, l1 < l2 sinjk = kl, j (0, )Þ jl1< jl2. , .
() . , ;
, . .
= 4.10 6 .
n =1 | 1 2 | ||||
n=2 | 1 2 | ||||
1 2 |
|
|
: l = l Dl =
l = l Dl =
l 1 = l 1 Dl =
l 2 = l 2 Dl =
1. .. .
2. .. . .2
3. .. .
() 10, 5' , .
, , (), , .
, , - L1. , .
.
, , , .