2 papers
cs.FL2026
On Word Representations and Embeddings in Complex Matrices
Paul C. Bell, George Kenison, Reino Niskanen +2
Embeddings of word structures into matrix semigroups provide a natural bridge between combinatorics on words and linear algebra. However, low-dimensional matrix semigroups impose s…
math.CO2025
The insertion encoding of Cayley permutations
Christian Bean, Paul C. Bell, Abigail Ollson
We introduce the vertical and horizontal insertion encodings for Cayley permutations which naturally generalise the insertion encoding for permutations. In both cases, we fully cla…