The speed of light in the general theory of relativity

Abstract The assumption that a varying speed of light is allowed within the context of general relativity appears occasionally in the physics literature. It is indicated why this assumption is not supported.

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Publication Details

Journal
Physics Education
Published
2025-06-09
DOI
https://doi.org/10.1088/1361-6552/addc2b
Primary Topic
Relativity and Gravitational Theory
Type
article
Field-Weighted Citation Impact
0.00
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article

The speed of light in the general theory of relativity

Peter J. Riggs
Physics Education
Relativity and Gravitational Theory
article

The speed of light in the general theory of relativity

Peter J. Riggs
article en

Abstract

Abstract The assumption that a varying speed of light is allowed within the context of general relativity appears occasionally in the physics literature. It is indicated why this assumption is not supported.

Physics EducationVol. 60(4)
Australian National University (AU), Quantum (Australia) (AU)
Openalex Percentile: Top 91%
Relativity and Gravitational Theory
DOIOpen Access PDFOpenAlex
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The speed of light in the general theory of relativity — Peter J. Riggs · Physics Education (2025) | TGRS Research Map | TGRS