The wedge is thick ife1 ande2 are both incoming or both outgoing

There exists two unique edgese1 ande2 such thate1,e 2∈f ande1,e 2∈v

1 Pith paper cite this work. Polarity classification is still indexing.

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gr-qc · 2021-09-02 · unverdicted · novelty 5.0

Proposes a causal EPRL spin-foam model where the two-complex orientation encodes causality and aids semiclassical geometry reconstruction.

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Causal structure in spin-foams gr-qc · 2021-09-02 · unverdicted · none · ref 7
Proposes a causal EPRL spin-foam model where the two-complex orientation encodes causality and aids semiclassical geometry reconstruction.