Portal de Periódicos da CAPES

On the sharp regularity for arbitrary actions of nilpotent groups on the interval: the case of

2016; Cambridge University Press; Volume: 38; Issue: 1 Linguagem: Inglês

10.1017/etds.2016.38

1469-4417

Eduardo Jorquera, Andrés Navas, Cristóbal Rivas,

graph theory and CDMA systems

In this work, we determine the largest $\unicode[STIX]{x1D6FC}$ for which the nilpotent group of four-by-four triangular matrices with integer coefficients and the value one in the diagonal embeds into the group of $C^{1+\unicode[STIX]{x1D6FC}}$ diffeomorphisms of the closed interval.