Introduction to causal sets and their phenomenology
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- Dowker, F. Gen Relativ Gravit (2013) 45: 1651. doi:10.1007/s10714-013-1569-y
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In this introduction to the causal set approach to the problem of quantum gravity, I emphasise that causal sets are both fundamentally discrete and Lorentz invariant, which makes them nonlocal. I focus on opportunities for phenomenology arising from and stimulated by causal sets.