Three-loop verification of a new algorithm for the calculation of a $\beta$-function in supersymmetric theories regularized by higher derivatives for the case of $\mathcal{N}=1$ SQED

S. S. Aleshin, I. S. Durandina, D. S. Kolupaev +9

We verify a recently proposed method for obtaining a $\beta$-function of $\mathcal{N}=1$ supersymmetric gauge theories regularized by higher derivatives by an explicit calculation. Accord…