▁of ▁Super con form al ▁Field ▁The ories ). ▁ ▁Works ▁ ▁Quant um ▁field ▁theory , ▁su pers ym met ry , ▁and ▁enumer ative ▁geometry . ▁Fre ed , ▁Daniel ▁S . ▁and ▁Mor r ison , ▁David ▁R . ▁and ▁S inger , ▁Is ad ore ▁edit ors . ▁I AS / P ark ▁City ▁Mathemat ics ▁Series , ▁Vol . ▁ 1 1 . ▁American ▁Mathemat ical ▁Society ▁Prov idence , ▁R I ▁v iii + 2 8 5 . ▁Pap ers ▁from ▁the ▁Gr adu ate ▁Summer ▁School ▁of ▁the ▁I AS / P ark ▁City ▁Mathemat ics ▁Institute ▁held ▁in ▁Pr inc eton , ▁N J , ▁ 2 0 0 1 . ▁( 2 0 0 6 ) ▁ ▁Quant um ▁fields ▁and ▁strings : ▁a ▁course ▁for ▁mathemat icians . ▁Vol . ▁ 1 , ▁ 2 . ▁Material ▁from ▁the ▁Special ▁Year ▁on ▁Quant um ▁Field ▁Theory ▁held ▁at ▁the ▁Institute ▁for ▁Advanced ▁Study , ▁Pr inc eton , ▁N J , ▁ 1 9 9 6 – 1 9 9 7 . ▁Ed ited ▁by ▁Pierre ▁Del igne , ▁P avel ▁E ting of , ▁Daniel ▁S . ▁Fre ed , ▁Lisa ▁C . ▁Jeff rey , ▁David ▁Kaz hd an , ▁John ▁W . ▁Morgan , ▁David ▁R . ▁Mor r ison ▁and ▁Edward ▁W itten . ▁American ▁Mathemat ical ▁Society , ▁Prov idence , ▁R I ; ▁Institute ▁for ▁Advanced ▁Study ▁( I AS ), ▁Pr inc eton , ▁N J