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- Expanding the exponential in definition of
give

- where E is the expectation or mean value.

- For a Gaussian distribution

- EJDRS define the Cumulant as

- I have never used this! Note that

- i.e., as
only shifts K by additive
constant
, we only find ``central'' moments for coefficients of
and above.
Geoffrey Fox, Northeast Parallel Architectures Center at Syracuse University, gcf@npac.syr.edu