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20052009
most citedQuantum out-states holographically induced by asymptotic flatness: Invariance under spacetime symmetries, energy positivity and Hadamard property

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math.GR2005★ 3 cited

Questions on surface braid groups

Paolo Bellingeri, Eddy Godelle

We provide new group presentations for surface braid groups which are positive. We study some properties of such presentations and we solve the conjugacy problem in a particular ca…