Analysis of Symbolic Models of Cognition Project (ASPM-Pitt) Open PDF Document Details Document Type Technical Report Publication Date Sep 11, 1992 Accession Number ADA255929 Entities People Kurt VanLehn Organizations University of Pittsburgh Tags DTIC Thesaurus Topics Algorithms Buildings And Structures Cognition Computer Science Computers Contracts Demographic Cohorts Formal Languages Language Learning Military Research Operating Systems Research Facilities Scientists Technical Information Centers Universities