{"paper":{"title":"Free Motion of a Dirac Particle with a Minimum Uncertainty in Position","arxiv_id":"1208.0531","primary_cat":"gr-qc","submitted_at":"2012-08-02T16:22:02+00:00","version_compiled":"v2"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13-20260917 on the question bank abstract-p1-20260923, exactly as returned. 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