[FRIAM] abduction and casuistry

[Frank Wimberly]

->> ⊢ can be treated as a relation which gives with respect to Τ *whatever*
property the investigator (the abducer) is interested in Τ's having, and
which is not delivered by Δ alone or by {A_(n+j)} alone.

That's how I read the formal paragraph.
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Frank Wimberly

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On Fri, Aug 23, 2019, 9:26 AM glen∈ℂ <gepropella at gmail.com> wrote:

> Sorry for my incompleteness. I should have stated that G&W say the schema
> is for a *solved* abduction problem. What you're describing is the
> exploration of the *inverse* map. Using the conclusion, you infer the
> premise(s) that fit. I'd hoped it would be obvious this is possible with
> the connect the dots game. It should be easy to imagine a field of dots and
> thinking something like "That could be a face. All it needs is an extra dot
> for the nose."
>
> G&W mention this in general when they say:
> >> ⊢ can be treated as a relation which gives with respect to Τ *whatever*
> property the investigator (the abducer) is interested in Τ's having, and
> which is not delivered by Δ alone or by {A_(n+j)} alone.
>
>
> On 8/22/19 5:50 PM, Frank Wimberly wrote:
> > I always thought that abduction had the form "If A entails B then the
> > presence/occurrence of B makes it more Likely that A is present/has
> > occurred." I don't see how that is represented by the formalism you
> quoted,
> > however.
>
>
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