00884nam0-22003011i-450-9900009504204033210-262-01063-1000095042FED01000095042(Aleph)000095042FED0100009504220000920d1980----km-y0itay50------baengTurtle GeometryThe Computer as a Medium for Exploring MathematicsHarold Abelson, Andrea A. diSessaCambridge [Mass.]The MIT Press1980Teoria della programmazione e utilizzazione dei computersSoftware510.78Abelson,Harold27443Disessa,AndreaITUNINARICAUNIMARCBK9900009504204033218B-15613665FI1FI1Turtle Geometry357384UNINAING0100691nam a2200205 i 4500991002129529707536070213s1996 uk 000 0 eng d0330345605b13480248-39ule_instDip.to LingueitaSwift, Graham329813Last Orders /Graham SwiftLondon :Picador,c1996295 p. ;20 cm.b1348024829-04-1013-02-07991002129529707536LE012 828.914 SWI 312012000109292le012-E0.00-l- 0101100.i1436610113-02-07Last Orders1095937UNISALENTOle01213-02-07ma -enguk 00