01023nam a2200301 i 450099100098016970753620020507104705.0970225s1971 us ||| | eng b10156732-39ule_instLE00640123ExLDip.to Fisicaita53.3.1253.3.16510.05515'.43QA166Nakanishi, N.462178Graph theory and Feynman integrals /N. NakanishiNew York :Gordon and Breach Science Publishers,1971xi, 223 p. :ill. ;24 cm.Mathematics and its applications ;11Feynman integrals.b1015673217-02-1727-06-02991000980169707536LE006 53.3.12+53.3.16 NAK12006000049818le006-E0.00-l- 00000.i1018955527-06-02Graph theory and Feynman integrals187211UNISALENTOle00601-01-97ma -engus 01