paper

On the existence of topological hairy black holes in EYM theory with a negative cosmological constant

arXiv:1403.0171 · doi:10.1007/s10714-014-1829-5

Abstract

We investigate the existence of black hole solutions of four dimensional EYM theory with a negative cosmological constant. Our analysis differs from previous works in that we generalise the field equations to certain non-spherically symmetric spacetimes. We prove the existence of non-trivial solutions for any integer , with gauge degrees of freedom. Specifically, we prove two results: existence of solutions for fixed values of the initial parameters and as , and existence of solutions for any in some neighbourhood of existing trivial solutions. In both cases we can prove the existence of `nodeless' solutions, i.e. such that all gauge field functions have no zeroes; this fact is of interest as we anticipate that some of them may be stable.

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