The μ-dependence of the effective weak Hamiltonian andK→2π amplitudes in chiral-bag model |
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| Authors: | D Horvat A Ilakovac Z Narančić D Tadić |
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| Institution: | 1. Department of Physics, Faculty of Electrical Engineering, University of Zagreb, YU-41000, Zagreb, Croatia, Yugoslavia
2. Department of Theoretical Physics, University of Zagreb, YU-41000, Zagreb, Croatia, Yugoslavia
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| Abstract: | This paper studies the μ-dependence of the operator matrix elements. Although the μ-dependence must in principle cancel as illustrated in the paper by using a simple pedagogical model, in practice the choice of μ markedly influences the theoretical predictions forK→2π decays. |
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