.. _$_03-detail-9-technology-6-graphs:

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Directed Acyclic Graph (DAG)
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See examples of the following `directed acyclic graphs <http://en.wikipedia.org/wiki/Directed_acyclic_graph>`_

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Graph - Tryptophan
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.. figure:: $_03-detail-9-technology-6-graphs-1-tryptophan_.png

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Graph - Omega-3 Fatty Acid
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.. figure:: $_03-detail-9-technology-6-graphs-2-omega-3_.png

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Graph - Pizza
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- Pizza in DAG format :cite:`5228` generated from `Manchester Pizza OWL file <http://www.ontomatica.com/public/docs/html/resources/pizza_Manchester_example_v1-4_DAG_-_14-06-02_.html>`_

- Individual pizza products :cite:`5229` in `factored format <http://www.ontomatica.com/public/docs/html/resources/pizza_Manchester_simplified_OWL_individual_products_-_14-06-02_.html>`_

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Graph - Physico-Chemical Methods and Properties (FIX)
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- FIX class hierarchy :cite:`6018` is generated from `FIX OWL file <http://www.ontomatica.com/public/organizations/BETV/fix_graph.html>`_.

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Graph - UN FAO Agrontology Ontology
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- Agrontology in DAG format :cite:`6002` is generated from `Agrontology OWL file <http://www.ontomatica.com/public/organizations/BETV/agrontology_graph.html>`_.