By further examining the symmetry of external momenta and masses in Feynman integrals,we fulfilled the method proposed by Battistel and Dallabona,and showed that recursion relations in this method can be applied to simplify Feynman integrals directly.
By further examining the symmetry of external momenta and masses in Feynman integrals, we fulfilled the method proposed by Battistel and Dallabona, and showed that recursion relations in this method can be applied to simplify Feynman integrals directly.