User umar hayat - MathOverflow most recent 30 from http://mathoverflow.net 2013-06-19T11:54:29Z http://mathoverflow.net/feeds/user/15144 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/65129/role-of-cone-in-banach-space role of cone in banach space umar hayat 2011-05-16T10:43:02Z 2011-05-16T10:43:02Z <p>by defination of metric space and cone metric space, what is differene and use of cone </p> http://mathoverflow.net/questions/12827/cone-in-a-metric-space/65128#65128 Answer by umar hayat for Cone in a metric space umar hayat 2011-05-16T10:35:25Z 2011-05-16T10:35:25Z <p><a href="http://cone%20metric/" rel="nofollow">link text</a>cone is a special type of set which shoud stisfy some properties. let P is cone then it shoud be closed non empty having atleast 2 elements all linera combination by positive constant shoud also lies in P if x lies in p then its assitive inverse may not lies in p</p>