Comments on Initial Value Formulation

TL;DR

This paper is a reply to Isenberg's 1993 work, discussing initial value formulation in the context of Mach's principle, presented at a conference but not including new empirical or theoretical results.

Contribution

It provides a commentary on previous work related to initial value formulation and Mach's principle without introducing new models or data.

Findings

Clarifies the author's perspective on initial value formulation

Engages with Isenberg's approach to Mach's principle

Highlights the importance of initial conditions in gravitational theories

Abstract

This is the reply given at the conference ``Mach's Principle" at T\"ubingen in July 1993 to the paper by Isenberg (1993a). Unfortunately the Isenberg paper itself was not submitted to gr-qc.