Search Results       Your search for [author]Porter, T. (Timothy), 1947- returned 1 record.           Shape theory : categorical methods of approximation QA612.7 .C _ Mathematics and its applications (Chichester, England : 1988). Numerical analysis, statistics, and operational research. by Porter, T. (Timothy), 1947-; Chichester, West Sussex, England: Halsted Press, 1989. Subject: Shape theory (Topology).          Add to Book Cart Relevance: 22.33%