re: Spelling fixes (replace iff with if)

[Dan Kegel]

lav at etersoft.ru wrote:
> - replace 'iff' with 'if' (just a spelling fixes)

'iff' is shorthand for 'if and only if'.
http://en.wikipedia.org/wiki/If_and_only_if

So many of those 'typos' might actually be correct.
Careful!
- Dan

Spelling fixes (replace iff with if)

[TheBlunderbuss]

Dan Kegel wrote:
> lav at etersoft.ru wrote:
> > - replace 'iff' with 'if' (just a spelling fixes)
>
> 'iff' is shorthand for 'if and only if'.
> http://en.wikipedia.org/wiki/If_and_only_if
>
> So many of those 'typos' might actually be correct.
> Careful!
> - Dan

I noticed this change too, and I agree with Dan. Either keep 'iff' or 
replace with 'if and only if'