Re: Shape Expressions Schemas (was Re: ISSUE-22 Recursion - Status of Core SHACL Semantics draft)

Peter,

That question should be answered by Iovka.

-- Arthur

On Thu, Nov 12, 2015 at 11:10 PM, Peter F. Patel-Schneider
<pfpschneider@gmail.com> wrote:
> I was looking at Shape Expressions Schemas [1] and was puzzled by a particular
> statement about the motivating example.
>
> On page 3, the paper states: "On the other hand, even in presence of EXTRA,
> an issue shape can still be is:reproducedBy only one tester."
>
> I do not believe that this is correct.
>
> In the example, a node that validates under IssueShape could have an arbitrary
> number of values for is:reproducedBy that validate under TesterShape, so long
> as at most one of them do not validate under ProgrammerShape.
>
> Is my reasoning correct here?
>
> peter
>
>
>
> On 11/11/2015 07:50 PM, Arthur Ryman wrote:
>> I had a telecon with Iovka this week. She reviewed the issues I found
>> in the draft and did make one correction to the definition of
>> negshapes.
>>
>> Some of the issues I found were about the semantics of the oneOf
>> operator. However, Iovka said that this operator was problematic for
>> other reasons and has been dropped from the latest version of ShEx.
>>
>> Iovka said that the draft is no longer being maintained. Her latest
>> version of the semantics of ShEx is given in [1]. I pointed out that I
>> had proposed a different approach to positive recursion. [2]
>>
>> We agreed to look at each others articles and decide how to proceed.
>>
>> [1] http://arxiv.org/abs/1510.05555
>> [2] http://arxiv.org/abs/1505.04972
>>
>> -- Arthur
>>

Received on Sunday, 15 November 2015 12:28:50 UTC