The Lagrange spectrum of a set

Instytut Matematyczny Polskiej Akademii Nauk / Institute of Mathematics / Publishing house / Journals and Serials / Acta Arithmetica / All issues

T. Cusick, Michel Mendès France Acta Arithmetica 34 (1979), 287-293 DOI: 10.4064/aa-34-4-287-293