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Home -> Community -> Usenet -> comp.databases.theory -> Re: Corrected definition of locally invertible transformation
"Jan Hidders" <jan.hidders_at_pandora.be> wrote in message
news:dSq9b.22183$Sp4.1459250_at_phobos.telenet-ops.be...
> Mikito Harakiri wrote:
> > Given
> >
> > Q * D = V
> >
> > Q is called locally invertible if there doesn't exist D' != D, such that
> >
> > Q * D' = V
>
> Right! Just to be absolutely sure let me verify the folllowing:
>
> "globally invertable" = "injective"
>
> Right?
Absolutely. Received on Mon Sep 15 2003 - 18:00:08 CDT
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