453. ]
]
e
[
o e
GZc^_ffZkkmh^ujZaeh`br_ckyk ihemq_gb_fe h
^hjh^Z
e
e
]
m
m ] d]
Hl_lqlh[uihemqblvd]hevnjZfZg_h[oh^bfhjZaeh`blv
d]h^u
Hl_lgZhijhk
Wdheh]bq_kdb qbklu_ ijh^mdlu k]hjZgby ± +2 u^_ey_l
hq_gvfgh]hl_ieZHq_gve_]dbc
454. Hl_lgZhijhk
G H
aZbfh^_cklm_lk f_lZeeZfb
k h[jZahZgb_f]b^jb^h
aZbfh^_cklm_l k g_f_lZe
eZfblhevdhijbgZ]j_Zgbb
hkklZghbl_ev
aZbfh^_cklm_lk f_lZeeZfb
k h[jZahZgb_fhdkb^h
aZbfh^_cklm_l k g_f_lZe
eZfblhevdhijbgZ]j_Zgbb
hdbkebl_ev
†
Hl_lgZhijhk
Dbkehjh^Zahl± k`b`_gb_fha^moZ
Hl_lgZhijhk
M]e_jh^± hkklZghbl_evghkZfhdbkey_lky
h^hjh^± hdbkebl_evghkZfhkklZgZebZ_lky
GHK GKH
Hl_lgZhijhkIjb_^_g mq_[gbd_gZklj
Hl_lgZhijhkIjb_^_g mq_[gbd_gZkljghk
hrb[dhc
d`GKHHG+
]f
e
fhev
m
]
fhev
o
e
fhev
Ÿ
kihfgbfb ijbf_gbfkhhlghr_gb_f
eI_j__^_f
h[t_fh^hjh^Zbaf
eblju
f
˜ ˜
e fege
633. M ZlhfZ dZevpby Ze_glguo we_dljhgZ gZoh^ylky hgb gZ
q_l_jlhfmjhg_Vhj[blZeb
2
V
V
S
M ZlhfZdbkehjh^ZZe_glguo we_dljhghgZlhjhfwg_j
]_lbq_kdhf mjhg_ gZ Vhj[blZeb ± ^Z we_dljhgZ b gZ j
hj[blZeb± q_luj_we_dljhgZ
O
V
V
S
V
S
M ZlhfZoehjZZe_glguowe_dljhghhgbgZlj_lv_fwg_j
]_lbq_kdhf mjhg_ gZ Vhj[blZeb ± ^Z we_dljhgZ b gZ j
hj[blZeb± iylvwe_dljhgh
3
V
V
S
V
S
M ZlhfZnhknhjZZe_glguowe_dljhghgZlj_lv_fwg_j]_
lbq_kdhf mjhg_ gZ Vhj[blZeb ± ^Z we_dljhgZ b gZ j
hj[blZeb± ljbwe_dljhgZ
683. Hl_lgZhijhk
VS
H
V
V
S
V
S
G
V
S
G
V
S
V
5ES
H
V
V
S
V
S
G
V
S
V
Hl_lgZhijhk
KZfuckbevguchkklZghbl_evVhkklZghbl_evgu_khc
klZjZklmlk_jomgba ]jmii_b kijZZgZe_h jy^m
†
Hl_lgZhijhk
1D± V
V
S
V
± ko_fZi_j_djuZgby:H
Hl_lgZhijhkIjb_^_g mq_[gbd_gZklj
Hl_lgZhijhkIjb_^_g mq_[gbd_gZklj
Hl_lgZhijhkIjb_^_g mq_[gbd_gZklj
Hl_lgZhijhk
Ih jbkmgdm l_fi_jZlmjZ ieZe_gby njZgpby jZgZ
ijb[ebabl_evghqK
Hl_lgZhijhkIjb_^_g mq_[gbd_gZklj