11/Historical Note
< 11
Jump to navigation
Jump to search
Historical Note on $11$ (Eleven)
Some of the archaic imperial units of length appear as divisors and multiples of other such units with a multiplicity of $11$, for example:
- $4$ rods, poles or perches equal $22$ yards equal $1$ chain
- $1760 = 11 \times 160$ yards equal $1$ (international) mile.
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $11$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $11$