Nature of singularity in Einstein-massless scalar theory
K. S. Virbhadra, S. Jhingan, P. S. Joshi (Tata Institute of, Fundamental Research, India)
TL;DR
This paper analyzes a specific exact solution in Einstein-massless scalar theory, revealing it satisfies energy conditions but features a strong globally naked singularity, contributing to understanding gravitational singularities.
Contribution
It provides a detailed examination of the Janis-Newman-Winicour solution, highlighting its energy condition compliance and the nature of its naked singularity, which was not fully characterized before.
Findings
Solution satisfies weak energy condition
Features a strong globally naked singularity
Enhances understanding of scalar field gravitational solutions
Abstract
We study the static and spherically symmetric exact solution of the Einstein-massless scalar equations given by Janis, Newman and Winicour. We find that this solution satisfies the weak energy condition and has strong globally naked singularity.
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