Documentation/How Tos/Calc: HARMEAN function
From Apache OpenOffice Wiki
Returns the harmonic mean of the arguments.
HARMEAN(number1; number2; ... number30)
- number1 to number30 are up to 30 numbers or ranges containing numbers. Numbers must not be zero.
HARMEAN(2; 4; 4)
- returns 3, calculated as 3/(1/2 + 1/4 + 1/4).
- Calc assumes that logical values are 1 (TRUE) and 0 (FALSE). Excel ignores logical values.