Appendix E

Formula Derivation in Chapter 8

The derivation of Eq. (8.9) is as follows:

(E.1)

where or 2 and

(E.2)

(E.3)

Thus,

(E.4)

Therefore,

(E.5)

where. and are the real and imaginary parts of , respectively.

The derivation of Eq. (8.10) is as follows:

(E.6)

Thus,

(E.7)

where or 2. Therefore, ...