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| | [No title] (Site not responding. Last check: 2007-10-25) |
 | | Exception operators are as old as formal default reasoning; McCarthy called his exception operator Ab, and its predecessor End can be found in your paper written back in the 1970s. |
 | | Lin's predicate Caused, on the other hand, is a new and original idea. |
 | | The counterpart of the formula (s,t]Xp and [t]p=F in the situation calculus is Ab(p,a,s) and Value(p,Result(a,s))=F, (1) where $Ab$ is the abnormality predicate from the commonsense law of inertia not Ab(p,a,s) -> Value(p,Result(a,s))=Value(p,s). |
| www.ida.liu.se /ext/etai/nj/fcs-98/042/!015.txt (300 words) |
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