9:30 a.m. Causality, refocussing and linking. Vladimir Chernov*, Mathematics Department, Dartmouth College
Yuli Rudyak, Mathematics Department, University of Florida, Gainesville
(1042-53-05)
5:30 p.m. Neutral hypercomplex structures in dimension four. Johann Davidov, Institute of Mathematics, Bulgarian Academy of Sciences
Gueo Grantcharov*, Florida International University
Oleg Mushkarov, Institute of Mathematics, Bulgarian Academy of Sciences
(1042-53-128)