The 18th event in the series of annual international symposia organized by The Institute of Philosophy, Academy of Sciences of the Czech Republic, was held at Hejnice Monastery 21- 25 June, 2004.
The invited speakers of LOGICA 2004 were Michael Dunn (Bloomington) Melvin Fitting (New York) Richard Mendelsohn (New York)
The 18th event in the series of annual international symposia organized by The Institute of Philosophy, Academy of Sciences of the Czech Republic, was held at 
