Changes between Initial Version and Version 1 of Ticket #14732, comment 11


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Timestamp:
06/13/13 23:22:25 (6 years ago)
Author:
nthiery
Comment:

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  • Ticket #14732, comment 11

    initial v1  
    1 Replying to [comment:10 nthiery]:
    2 > Grumble, my comment never made it through; stupid trac. Well, it's kind of late now, but since I had typed it in ....
    3 >
    4 > Replying to [comment:5 VivianePons]:
    5 > > actually there is a strong use case: in FindStat we need the method to consider the map between posets and graphs. When people look for a stat on posets, this maps allows us to also look on graphs.
    6 > >
    7 > > From a pure Sage point of vue, I think it is actually a nice shortcut: not everyone thinks of transforming the poset into a Hasse diagram.
    8 >
    9 > I would find more natural to have hasse_diagram be a combinatorial map from posets to directed graphs (possibly with an alias to_digraph, or just digraph for consistency with crystals). And to have another combinatorial map from directed graphs to graphs. The composition of the two maps is not super canonical.
    10 >
    11 > Have fun at Findstat Days 1!