<http://webisa.webdatacommons.org/449237718>	<http://www.w3.org/ns/prov#value>	"&gt; I am interested in plotting a surface of the phase-space versus a controlling parameter, e.g. the B in a Duffing's equation" .
<http://webisa.webdatacommons.org/prov/502755268>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/449237718> .
<http://webisa.webdatacommons.org/449237718>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/449237718>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wolfram.com> .