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refs/tags/android-8.1.0_r19
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console
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indent5.after.py
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def
dN
(
x
,
mu
,
si
):
# pdf normal distribution
z
=
(
x
-
mu
)
/
si
return
exp
(-
0.5
*
z
**
2
)
/
sqrt
(
2
*
pi
*
si
**
2
)
S0
=
100.0
# initial index level
