fourth announcement algebraic geometry workshop uc riverside feb22-23, 1997 tentative schedule: Sat start 10am ginzburg 1130 lunch 1300 gieseker 1430 hartshorne 1600 ct:=contributed talks Nollet Liu De Cataldo 1730 dinner sun start 9am katzarkov 10:30 givental 11:30 lunch (suggested venue: Lothian dorm cafetria, cost $4 cash) 1300 ct hacon masek bauer ***all talks at AI dorm cafeteria ucr*** titles: Hartshorne: Bilisaison invariants for families of space curves Ginzburg: Reductive groups, Hilbert schemes and Macdonald polynomials Givental: Enumeration of rational curves in toric complete intersections Gieseker: The KdV hierarchy and the Toda hierarchy Katzarkov: Nonabelian p,p cycles theorem ct titles: de Cataldo:Singular hermitian metrics Masek: Global generation of adjoint series for normal surfaces Hacon: Sigularities of \Q divisors on abelian varieties Bauer: Seshadri constants on polarized abelian varieties Liu :An application of deformation spaces to the Schottky problem Nollet: Connectedness in the Hilbert scheme: some examples lodging: AI dorm, ucr, meals at Lothian cafeteria dorm accomodations include sat brunch + dinner there is a $10 key deposit payable BY CHECK ONLY (NO CASH) check should be payable to UC Regents and given to organizers some nearby hotels are:dynasty suites 909 3698200 farmhouse motel 6833011 hampton inn 800 426 7866 mariott 2761200 travel:the nearest airport is ontario (17 miles,$35-40 taxi or limos: shuttle xprss 800991ride shuttle 2000 8009777872 abc 800 4008060 or one can rent a car there are maps & directions on the www briefly: ttake 10 e to 15s to 60e, exit university av, turn left, then right to parking kiosk for info & directions to AI dorm. participants are reequested tto share/give rides if possible (not arranged by organisers) some known arrival/departure info: ginfburg a f18:30 d su1300 masek a f12:30 d su1625 utah group a f1925 d su1625 de cataldo a f2230 d m1200 seunghun lee a f2147 li/hu a sa am d su pm hartshorne a sa am d su pm parking: permits from other u.cal. campuses are valid here ; others can purchase permits ($3/day) at booth at cmpus entrance confirmed dorm accomodations: 1. for sat nt only: hartshorne hu li,jun green lazarsfeld bauer ilic archava popa katzarkov pedersen chen munoz-garcia (f) hacon geersten li,charles (ching+ fang share room) mckernan wahl total 20 2. fri+sat tziolas fedorov kuwata lee(from utah) kong megyesi bertram clemens ginzburg givental nollet lee,seuhung(from circle) junda_hu+morelli(share room) masek de cataldo krylov cogolludo total 18 off-dorm participants gieseker cook raskind the organizers:mei-chu chang (mcc) ziv Ran (ziv) @math.ucr.edu