RT Journal Article T1 Hamburger-Noether matrices over rings A1 Castellanos PeƱuela, Julio Antonio AB We study Hamburger-Noether matrices over rings, obtaining some applications to deformations of curves and equisingularity. We also study a special type of them, the matrices of Arf. PB Elsevier Science B.V. (North-Holland) SN 0022-4049 YR 1990 FD 1990 LK https://hdl.handle.net/20.500.14352/58376 UL https://hdl.handle.net/20.500.14352/58376 LA eng DS Docta Complutense RD 24 abr 2025