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Laws beyond spacetime.

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  • 1Institute of Philosophy, University of Bern, CH-3012 Bern, Switzerland.

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|August 28, 2023
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Summary
This summary is machine-generated.

Quantum gravity challenges existing theories of natural laws. This study reconceives Humeanism and dispositionalism without fundamental spacetime, but questions their survival.

Keywords:
DispositionalismEmergence of spacetimeHumeanismLaws of naturePrimitivismQuantum gravity

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Area of Science:

  • Physics
  • Philosophy of Science

Background:

  • Current analyses of laws of nature often presuppose fundamental spacetime.
  • Humeanism relies on a mosaic of facts, while primitivism/dispositionalism focus on 'nomic production' over time.

Purpose of the Study:

  • To reconceive Humean supervenience and dispositionalist accounts of nomic production in light of emergent spacetime.
  • To investigate the viability of these analyses in a quantum gravity framework.

Main Methods:

  • Conceptual analysis of philosophical theories of laws of nature.
  • Reconceptualization of Humean supervenience and dispositionalist nomic production.
  • Assessment of challenges posed by emergent spacetime.

Main Results:

  • Humean and dispositionalist accounts can be reformulated to avoid reliance on fundamental spacetime.
  • Naturalistic Humeanism faces challenges in maintaining its anti-necessity commitments.
  • Non-temporal conceptions of nomic production introduce new conceptual difficulties.

Conclusions:

  • The survival of current analyses of laws of nature in the era of quantum gravity is questionable.
  • Emergent spacetime necessitates a radical reconception of how laws of nature are understood.
  • Significant philosophical challenges remain in reconciling laws of nature with quantum gravity.