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Re: [lojban] More about quantifiers



In a message dated 3/11/2002 9:53:31 AM Central Standard Time, phma@webjockey.net writes:


Subj:Re: [lojban] More about quantifiers
Date:3/11/2002 9:53:31 AM Central Standard Time
From:phma@webjockey.net
To:lojban@yahoogroups.com
Sent from the Internet



On Monday 11 March 2002 10:43, pycyn@aol.com wrote:
> > .i 1mai ganai roda nebdatka gi da blabi
> > .i 2mai ro nebdatka cu blabi
>
> To be on the safe side, {roda zo'u ganai da nebdatka gi da blabi} (the
> quantifier inside the conditional but with scope over the whole leads
> sometimes to unexpected results). The first is, I think, universally agreed
> to be non-importing.  The second is also, according to xorxes, is importing
> according to me (and, I would say, Lojban generally).

Okay, so how do we distinguish "Everything is white if it's a swan" from "If
everything is a swan, then something is white"?


{roda zo'u ganai da nebdatka gi da blabi} vs. {ganai roda nebdatka gi de blabi}, a distinctly different variable is helpful (though you will get an argument about whether it is strictly required -- I think it is in cases where the quantifier binds only part of the complex sentence, as in the -- equivalent to the second above -- {da zo'u ganai da nebdatka gi de blabi}.