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ift
NIFTy
Commits
83e6480c
Commit
83e6480c
authored
Jan 15, 2019
by
Martin Reinecke
Browse files
Merge branch 'various_fixes' of gitlab.mpcdf.mpg.de:ift/nifty-dev into various_fixes
parents
d7a99d9f
707383c6
Changes
1
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nifty5/library/inverse_gamma_operator.py
View file @
83e6480c
...
...
@@ -30,8 +30,8 @@ class InverseGammaOperator(Operator):
The pdf of the inverse gamma distribution is defined as follows:
.. math::
\f
rac
{
\b
eta
^{
\a
lpha
}
}{\Gamma
(
\a
lpha
)}
}x^{-
\a
lpha -1}\exp \left(-
{
\f
rac
{
\b
eta }{x}
}
\r
ight)
.. math
::
\
\
frac{
\
\
beta
^
\
\
alpha}{
\
\
Gamma(
\
\
alpha
)
}x^{-
\
\
alpha -1}
\
\
exp
\
\
left(-
\
\
frac{
\
\
beta }{x}
\
\
right)
That means that for large x the pdf falls off like x^(-alpha -1).
The mean of the pdf is at q / (alpha - 1) if alpha > 1.
...
...
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