TY - JOUR AU - Campillo, Antonio AU - Castellanos PeƱuela, Julio Antonio PY - 1994 SN - 0002-9327 UR - https://hdl.handle.net/20.500.14352/58374 T2 - American Journal of Mathematics AB - A subring of a discrete valuation ring Rv is called an Rv-Arf ring if it satisfies a certain condition first considered by C. Arf some forty-five years ago. Let A be any subring of Rv and let I be an ideal of A. The operation of the blow up of A at I... LA - eng M2 - 377 PB - Johns Hopkins Univ Press KW - Valuation rings KW - Multiplicity theory and related topics KW - Singularities TI - Arf closure relative to a divisorial valuation and transversal curves TY - journal article VL - 116 ER -