The Schrodinger-HJW Theorem

Abstract

A concise presentation of Schrodinger's ancilla theorem (1936 Proc. Camb. Phil. Soc. 32, 446) and its several recent rediscoveries.

v3: Improvements in proofs of Lemma and parts (b) and (e) of the Theorem. Added to Discussion. As published in Found Phys Lett