−
ϕ
i
+1
2
n
+
m
A
3
1
A
2
2
−
A
3
2
A
2
1
+
A
2
1
A
3
1
−
−
ψ
i
+1
2
n
+
m
A
3
1
B
2
2
−
A
3
2
B
2
1
+
B
2
1
A
3
1
−
ψ
i
+2
2
n
+
m
A
3
1
B
1
2
,
где
P
s
=
c
1
c
4
A
3
1
−
A
3
2
R
1
cos
α
1
B
3
2
A
3
1
−
B
3
1
A
3
2
;
A
3
1
=
−
m
c
1
c
4
−
c
1
σ
θ
+
c
3
c
5
P
2
n
+1
,rr
P
2
n
+1
−
m
r
c
1
c
4
−
c
2
+
c
3
c
5
P
2
n
+1
,r
P
2
n
+1
+
+
m
3
r
3
c
1
c
4
−
c
2
+
c
3
c
5
r
2
−
c
2
c
4
r
2
−
12
m
+
m
2
r
2
c
2
+
c
3
c
4
;
A
3
2
= 1 +
c
2
+
c
3
12
c
5
r
2
m
P
2
n
+1
,r
P
2
n
+1
+
+
1
r
+
c
2
+
c
3
12
c
5
r
2
m
+
c
1
σ
θ
+
c
3
12
c
5
m
P
2
n
+1
,rrr
P
2
n
+1
+
+
c
1
σ
θ
+
c
2
+ 2
c
3
12
c
5
r
m
P
2
n
+1
,rr
P
2
n
+1
−
c
1
σ
θ
+
c
3
12
c
5
r
2
m
3
P
2
n
+1
,r
P
2
n
+1
−
c
2
+
c
3
12
c
5
r
3
m
3
,
B
3
1
=
P
2
n
+1
,r
P
2
n
+1
m
2
r
2
c
2
σ
r
+
c
3
c
4
− −
c
2
c
5
−
12
r
+
c
3
c
5
r
+
+
c
2
c
5
m
2
r
2
−
12 +
c
3
c
5
r
2
+
2
c
3
c
5
P
2
n
+1
,rr
P
2
n
+1
+
c
3
r
c
5
P
2
n
+1
,rrr
P
2
n
+1
;
B
3
2
=
P
2
n
+1
,r
P
2
n
+1
m
2
r
c
2
σ
r
+
c
3
c
4
−
c
2
c
5
−
12
r
+
c
3
c
5
r
+
+
c
2
m
2
c
5
r
2
−
12 +
c
3
c
5
r
2
+
2
c
3
c
5
P
2
n
+1
,rr
P
2
n
+1
+
c
3
r
c
5
P
2
n
+1
,rrr
P
2
n
+1
;
A
2
2
=
−
c
1
12
c
5
c
4
m
c
2
+
c
3
r
+
c
1
σ
θ
+
c
3
, A
2
1
=
−
c
1
c
4
m
;
B
2
2
=
c
1
12
c
5
r
1
−
c
2
c
4
m
2
+
c
1
r
12
c
5
−
1 +
c
3
c
4
P
2
n
+1
,rr
P
2
n
+1
+
+
c
1
12
c
5
−
3 +
c
3
c
4
P
2
n
+1
,r
P
2
n
+1
+
−
c
1
12
c
5
r
−
c
1
c
4
r
+
c
3
12
c
5
r
;
ISSN 1812-3368. Вестник МГТУ им. Н.Э. Баумана. Сер. “Естественные науки”. 2011. № 2
59
