Appendix A:The lattice model The lattice model in 4D space,w hose boundary gives rise to a single massless Weyl fermion,has the following form H=Hhop+Hint.
文摘Appendix A:The lattice model The lattice model in 4D space,w hose boundary gives rise to a single massless Weyl fermion,has the following form H=Hhop+Hint.