The harmonic mean of n numbers xi (where i = 1, 2, ..., n) is:
The special cases of n = 2 and n = 3 are given by:
and so on.
For n = 2, the harmonic mean is related to arithmetic mean A and geometric mean G by:
status | not read | reprioritisations | ||
---|---|---|---|---|
last reprioritisation on | suggested re-reading day | |||
started reading on | finished reading on |