Tractatus Info-Botanicus

1592924291 / AE500623

Tractatus Logico-Philosophicus

1591100372 / AE500602

Binary tree 6

1589290567 / AE500512


1587591551 / AE500422

with recursive tree as (
  select obj,
         array[obj] as all_ancestors,
         array[knot_name] as ancestor_names
  from bounds left join knots on obj=knot_id
  where sub=1 and predicate='is_parent'

  union all

  select c.obj,
         p.ancestor_names || knot_name
  from bounds c
     join tree p
      on c.sub = p.obj
     and c.obj <> ALL (p.all_ancestors) -- avoids endless loops
     left join knots on c.obj=knot_id
select all_ancestors,ancestor_names
from tree order by all_ancestors;

Pauls Research on Trees and Structure

1587031569 / AE500416

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