01117nam a2200313 i 450099100118721970753620020507184850.0980121s1970 it 000 0 ita db1081291x-39ule_instLE01308403ExLDip.to Matematicaeng512.9AMS 00A35ZDM F30Nuffield foundation284751I numeri interi /FOISTBologna :Zanichelli,c197067 p. ;18 cmProgetto Nuffield per la matematica. Calcolo e struttura ;4Didactis of mathematicsIntegersMethodology of mathematics.b1081291x23-02-1728-06-02991001187219707536LE013 F30 FOI11 (1970)12013000093864le013-E0.00-l- 01010.i1091859028-06-02LE022 MP 72 G 102022000067850le022-E0.00-l- 00000.i1306442326-01-04Numeri interi924804UNISALENTOle013le02201-01-98ma -itait 21