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(1)
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1 |′
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M
Y
X~1 ?? V
1 |?
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q )|( iXkYP ==,
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!
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1
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=
e0
50,50)20(
250
1
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22
yxxyyxxy
yxF
k p )2( >XP
è 3.7,
!=?
M
X,Y￥s?f
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C
x
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3
arctan)(
2
arctan(),(
k p"
A aB# Ciù XD Y
^?Mo? ?1
I
1$
è 3.8,X?=?
M
X,Y￥à
q
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22
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I
1Hq/ XD YMo? ? b
è 3.9,
! X,Y Mo? ? /V1
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1
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0
1
2
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p
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1
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