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19982008
most citedYang-Mills theories using only extended fields (vectorial and scalar) as gauge fields

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gr-qc2008

Renormalization of a modified gravity with a quadratic Riemann tensor term

M. Chaves

We consider a modified form of gravity, which has an extra term quadratic in the Riemann tensor. This term mimics a Yang-Mills theory. The other defining characteristic of this gra…