The kernel of a pair of linear systems is studied in the framework of commutative ring theory with applications to behavioral perspective of linear systems
@article{arxiv.1603.02730,
title = {A note on the kernel of a pair of linear maps},
author = {Miguel V. Carriegos and Noemí DeCastro-García and Ángel Luis Muñoz Castañeda},
journal= {arXiv preprint arXiv:1603.02730},
year = {2016}
}