[Versa] Issue 2

[Michael Olson]

On Aug 12, 2005, at 7:25 AM, Chimezie Ogbuji wrote:

> I think both exist already (a filter function and backwards traversal).
>
> Do you mean something like:

Nope something like

   foo:A <- - foo:B |- *

Mike

>
> ((foo:A <- foo:B - *) - foo:C -> *) <- foo:D - *
>
> ?
>
> On 8/12/05, Michael Olson <Mike.Olson at fourthought.com> wrote:
>>
>> I propose that we added backwards filters.  They make tons of sense to
>> me.  I often find my self moving forward and backwards in the graph  
>> and
>> cannot see any reason why I should be able to do something forwards,
>> but not backwards.  I think the syntax should be similar to that for
>> forward filters.
>>
>> Additional, I think we should add a filter function to mike the filter
>> operation.  Similar to the traverse function.
>>
>> Mike
>>
>> ---------------------------------------------------------------------- 
>> --
>> -----------------
>> Mike Olson                                                Principal
>> Consultant
>> mike.olson at fourthought.com                +1 720 253 4662
>> Fourthought, Inc.
>> http://Fourthought.com
>> PO Box 270590,                                       http://4Suite.org
>> Louisville, CO 80027-5009, USA
>> XML strategy, XML tools, knowledge management
>>
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>>
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------------------------------------------------------------------------ 
-----------------
Mike Olson                                                Principal  
Consultant
mike.olson at fourthought.com                +1 720 253 4662
Fourthought, Inc.                                       
http://Fourthought.com
PO Box 270590,                                       http://4Suite.org
Louisville, CO 80027-5009, USA
XML strategy, XML tools, knowledge management