Title: Holomorphic extension of CR functions from hypersurfaces with singularities
Speaker: Dr. Debraj Chakrabarti, University of Western Ontario
Date: 20 December 2007
Time: 11.30 a.m.
Venue: Lecture Hall - III, Dept. of Mathematics
We show that Trepreau’s theorem (minimality of a hypersurface at a point implies one sided extension of all CR functions) does not hold if the hypersurface is allowed to have singularities. We formulate a geometric condition called two sided support which is the obstruction to such extension.