Chronology protection in quantum gravity
Determine whether quantum effects prevent the formation of closed timelike curves from physically admissible initial conditions, and specify the assumptions under which such protection holds.
Problem statement
Determine whether quantum effects prevent the formation of closed timelike curves from physically admissible initial conditions, and specify the assumptions under which such protection holds.
Lean 4
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Background
Editorial selection inspected on 9 September 2026. Current research status has not been independently reassessed; consult the original source and subsequent literature.
Adapted and reformulated by Frontier Science from the linked Wikipedia list; attribution to Wikipedia contributors is retained under CC BY-SA 4.0. This is a selected formulation, not a full transcription.
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