[Oberon] Oberon genealogy graph.

[peter at easthope.ca]

From:	"Chris Burrows" <chris at cfbsoftware.com>
Date:	Mon, 18 Jan 2021 09:01:45 +1030
> I recommend that the link from Oberon-2 to Oberon-07 be
> removed. 

From:	Joerg <joerg.straube at iaeth.ch>
Date:	Mon, 18 Jan 2021 17:29:14 +0100
> Medos-2 written in Modula-2:
> https://www.research-collection.ethz.ch/handle/20.500.11850/137906

Revisions made and Andreas' language and system revisions added.

DOT source. 
https://en.wikibooks.org/wiki/User:PeterEasthope/sandbox

SVG which most browsers should render.
http://easthope.ca/oberongenealogy.svg

The arrow from Ceres to Oberon System should be inverted?

Some arrow crossings aren't resolved well.  I don't know how to 
improve that.

Further suggestions welcome. If this result is acceptable, I'll move 
it over to the book.

Thx,                      ... P. L.

-- 
Tel: +1 604 670 0140            Bcc: peter at easthope. ca