> > > PresentLinks and AlwaysLinks are "reserved keywords" intended for the > pattern matcher, only. If you defocus your eyes a bit, then sure, they > seem to resemble the predicate-logic "there-exists" and "for-all" . But > the were not designed for reasoning, there were designed for solving the > "subgraph isomorphism problem" and for "term rewriting". So if you actually > need the predicate-logic constructs "there-exists" and "for-all", then you > should use the ThereExistsLink and ForAllLink. (These have been so > under-utilized in the code base that they might have been stripped out; but > they could be added back in. ). > > Hi Linas, those are binding though, right? So, how do I combine them with their own kind as well as other links in a consistently binding way?
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