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=
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4
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TH
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In
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m
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,
=
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−
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c
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e
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.
Evaluation Warning : The document was created with Spire.PDF for Python.
In
do
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11)
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12)
.
I
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t
h
e
f
o
l
l
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n
g
t
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m
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−
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‖
2
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>
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>
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1
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de
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h
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2
.
1.
S
u
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D
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t
C
o
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d
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ti
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n
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o
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m
,
T
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r
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m
1:
If
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e
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m
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,
(
3)
a
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(
1
3
)
w
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p
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g
t
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r
m
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(
11)
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f
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(
0
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4
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r
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by
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n
f
r
o
m
(
3).
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k
n
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w
t
ha
t
f
o
r
=
0
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t
i
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h
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l
d.
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s
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t
h
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t
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t
i
s
:
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(
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−
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(
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‖
2
+
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−
1
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v
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de
‖
(
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(
)
‖
2
i
n
di
c
a
t
e
d
t
h
a
t
;
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(
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(
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(
)
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2
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(
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(
1
−
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(
)
−
1
‖
∇
(
)
‖
‖
∇
(
−
1
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‖
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(15)
U
s
i
n
g
(
1
2),
w
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ha
v
e
,
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(
)
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(
∇
(
)
‖
2
≤
−
1
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−
∇
(
)
−
1
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(
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(
1
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∇
(
)
−
1
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(
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−
1
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(16)
∇
(
)
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(
∇
(
)
‖
2
≥
−
1
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(
−
1
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−
1
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(
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(
)
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2
(
1
−
∇
(
)
−
1
‖
∇
(
)
‖
‖
∇
(
−
1
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‖
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A
n
d
a
ppl
y
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h
e
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y
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c
h
w
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r
t
z
w
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t
,
0
≤
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(
)
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1
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∇
(
)
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‖
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−
1
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≤
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(18)
T
h
i
s
i
m
pl
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e
s
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ha
t
,
−
1
+
2
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(
−
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1
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(
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2
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(
)
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2
≤
−
1
−
2
∇
(
−
1
)
−
1
‖
(
∇
(
)
‖
2
(19)
By
r
e
pe
a
t
i
n
g
t
hi
s
p
r
o
c
e
s
s
a
n
d
t
h
e
f
a
c
t
∇
(
1
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1
=
−
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(
1
)
‖
2
,
−
∑
(
2
)
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−
1
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)
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(
∇
(
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2
≤
−
2
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2
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20)
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e
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2
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−
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(
2
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∞
=
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=
1
1
−
2
A
s
s
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o
w
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19
)
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n
b
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w
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t
t
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n
a
s
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1
1
−
2
≤
∇
(
)
‖
(
∇
(
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‖
2
≤
−
2
+
1
1
−
2
(21)
By
m
a
ki
n
g
t
h
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r
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s
t
ri
c
t
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o
n
∈
(
0
,
1
4
)
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h
a
v
e
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(
)
<
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s
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by
i
n
du
c
t
i
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n
,
∀
∈
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(
)
<
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h
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.
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,
w
e
pr
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ve
t
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s
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f
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n
t
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e
n
t
p
r
o
pe
r
t
y
of
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f
∈
(
0
,
1
4
)
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
475
2
In
do
n
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s
i
a
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J
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20
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1
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T
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o
f
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c
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m
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d.
3.
2
.
2.
G
l
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C
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v
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t
A
n
al
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