lstrom, lnequivalence between the Schrdinger equation and the Madelung hydrodynamic equations. Phys. Rev. A 49. 16131617 (1994). [II] Brian Greene. The Hidden Reality Knopf, 2011. 4 I refrain from exploring some obvious science fiction conjectures about this. EFTA_R 1_0202234 3 EFTA02688817