DOI: 10.15673/tmgc.v10i2.649 (eng)
Authors:
- Ігор Володимирович Протасов
Abstract | Full Text: In the first section, we prove some isometric versions of the classical Ramsey theorem. In the second section, we discuss open problems on metrically Ramsey ultrafilters.
Keywords:
- Isometric coloring
- isometric Ramsey theorem
- metrically Ramsey ultrafilters.