Suitable representations of dynamical systems can simplify their analysi...
We exhibit combinatorial results on Christoffel words and binary balance...
A string is closed if it has length 1 or has a nonempty border without
i...
Bell and Shallit recently introduced the Lie complexity of an infinite w...
We present a generalized version of the Saturation in the Null Space (SN...
We present an improved version of the Saturation in the Null Space (SNS)...
In a 1983 paper, G. Ramharter asks what are the extremal arrangements fo...
Given a set A consisting of positive integers a_1<a_2<⋯<a_k and a
k-term...
Following earlier work by Aldo de Luca and others, we study trapezoidal ...