[Octave-bug-tracker] [bug #56884] mean can overflow

[Michael Godfrey]

Follow-up Comment #1, bug #56884 (project octave):

There is a large literature on accurate summation.
A place to start is:

https://www.researchgate.net/publication/220411325_Accurate_Sum_and_Dot_Product

Certainly, the current implementation is not appropriate.

Kahan's algorithm is described at:
https://en.wikipedia.org/wiki/Kahan_summation_algorithm



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