A=
2
(1-k)
2-k
;​​Ee=ω(n+1/2);​​Ee1=ω(n+3/2);​​Z=
-
ω
2T

1-
-
ω
T

;​​​​FullSimplifySumSqrt
2
-(2+n)
ω
T

2
-1+
ω
T


+A
n
k
n
+4
2
A
2n
k
,{n,Infinity}
∞
∑
n
4
4
(1-k)
2n
k
2
(2-k)
+
2
(-2-n)ω
T

2
-1+
ω
T


+
2
(1-k)
n
k
n
2-k