Revision as of 07:38, 14 May 2014 edit Mathiq (talk \| contribs) 3 edits No edit summary ← Previous edit		Revision as of 07:39, 14 May 2014 edit undo Mathiq (talk \| contribs) 3 edits No edit summary Next edit →
Line 2: * As a synonym for [[indicator function]], that is the function ::<math>\~~mathbff~~mathbf{1}_A\colon X \to \{0, 1\},</math> :which for a given subset ''A'' of ''X'', has value 1 at points of ''A'' and 0 at points of ''X'' − ''A''.

Characteristic function: Difference between revisions