<http://webisa.webdatacommons.org/prov/472459189>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/353487243> .
<http://webisa.webdatacommons.org/353487243>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mathhelpforum.com> .
<http://webisa.webdatacommons.org/353487243>	<http://www.w3.org/ns/prov#value>	"subset question subset question Printable View October 3rd 2011, 08:07 AM hmmmm subset question If I have that A is an open interval the from the definition I have that can I say that ? thanks for any help ps sorry about the first post I sent it from my phone and clearly something went" .
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