[Crm-sig] [Frbr-crm] difference in how cardinality is written in CRM and in FRBRoo

martin martin at ics.forth.gr
Thu Mar 27 16:22:22 EET 2014


Hi,

(0,N) is the format in E-R diagrams. We use it also in the graphics for 
the model.
In UML it is 0..*, not 0:*. If I remember correctly, we changed this in 
CRM to

(0,n:0,n)  in order to adhere to E-R, and may be we forgot it in FRBRoo ?


Best,

Martin

On 27/3/2014 1:44 ??, Christian-Emil Smith Ore wrote:
> Hi
> In the definition of CRM cardinality is written
> many to many (0,n:0,n)
>
> In the definition of FRBRoo
> many to many (0:n,0:n)
>
> Is there a reason for the difference in the format?
>
> Regards,
> Christian-Emil
>
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> Frbr-crm mailing list
> Frbr-crm at ics.forth.gr
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