[DL] Semantics of Number restriction: small issue (?)

Umberto Straccia umberto.straccia at isti.cnr.it
Fri Mar 9 16:50:07 CET 2012


Dear Colleagues,
it appears to me that the semantics of number restrictions concepts in DLs may need a minor fix, as the notion of "the cardinal of a set" is defined for sets that are equipollent to ordinal numbers only. Isn't it?

Cheers,

-Umberto Straccia



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         |   Umberto Straccia, PhD                           |
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