In this work we investigate the possibility to completely rotate away proton decay. We show that by choosing specific mass matrices for fermions it is possible to accomplish this in flipped SU(5).
Cite
@article{arxiv.hep-ph/0409190,
title = {Could we rotate proton decay away?},
author = {Ilja Dorsner and Pavel Fileviez Perez},
journal= {arXiv preprint arXiv:hep-ph/0409190},
year = {2008}
}