bill term linkage

[Derek Atkins]

linas at linas.org (Linas Vepstas) writes:

> On Sun, Oct 12, 2003 at 12:03:21PM -0400, Derek Atkins was heard to remark:
> > 
> > - a child is a 'frozen' instance of a parent.  For example, the tax
> 
> Is the child-parent reltionship a double-linked list? Because
> the code doesn't obviously treat it that way.

- A child always points to its parent (it can have only 1).
- A parent has a list of all children.
- A parent has a pointer to the current 'replica child', if one exists.

> --linas

-derek

-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
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