Người báo cáo: Luu Ba Thang
Thời gian: 9h00, thứ 4 ngày 13/11/2013 Địa điểm: Phòng 6 nhà A14 - Viện Toán học Tóm tắt: Given a parameterization of algebraic curves and surfaces in a projective space, we introduce and present the implicit representation of these curves and surfaces which consists in the locus where the rank of a single matrix drops. Then, we illustrate the advantages of these representation by addressing several important problems of Computer Aided Geometric Design: The point-on- curve/ surface, the inversion problems, the computation of singularities and the intersection problem. |