00908nam0-22003371i-450-9900014322104033210-387-98219-1000143221FED01000143221(Aleph)000143221FED01000143221--------d--------km-y0itay50------baengUSa---a---001yyProblem-solving strategiesArthur EngelNew York [etc.]Springerc1998x, 403 p.223 ill.24 cmProblem Books in MathematicsSoluzione di problemi510.76Engel,Arthur61812ITUNINARICAUNIMARCBK990001432210403321C-56-(2116051MA1MAI-00-00618388MA1MA100A07Problem-solving strategies79014UNINA