[Axiom-developer] [Axiom-mail] Type of Expression Problem

[Martin Rubey]

Changes http://page.axiom-developer.org/zope/mathaction/AxiomMail/diff
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Ralf Hemmecke <address@hidden> writes:

> Hmm, I can find "typeOf" in the original Axiom book, but HyperDoc does not 
> seem
> to know it. :-(

it is not a library function -- only defined in the interpreter.
> 
> > Axiom is correct. "A has B" tests whether the Domain or Category A is a 
> > member
> > of *Category* B or satisfies the axiom B.
> 
> Oh can one do this with A being a category?
> 
> Anyway, what is the semantics of "A has B" if both (A and B) are domains as
> above in line (3)?

To return false, I believe.

Martin



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