[EM] Definition of preferential voting

[Bart Ingles]

James Gilmour wrote:
>
> I have no idea which came first, but the term "preferential voting" has
> been used in Australia for many years for what is now known as "IRV" in
> the USA and has long been known as the "Alternative Vote" in the UK.

I recall reading somewhere that the technically correct, if not common,
usage is to have exactly two alternatives or any number of options.  If
so, the name 'Alternative Vote' is almost a Freudian slip.

Bart