id: 01281200 dt: j an: 01281200 au: Ganter, Bernhard ti: Attribute exploration with background knowledge. so: Theor. Comput. Sci. 217, No.2, 215-233 (1999). py: 1999 pu: Elsevier Science Publishers, Amsterdam la: EN cc: ut: knowledge acquisition; formal concept analysis; clause; closure system ci: li: doi:10.1016/S0304-3975(98)00271-0 ab: Summary: We give the mathematical theory of a simple knowledge acquisition procedure based on implications and counter examples, and show examples of application. rv: