Everettian Mechanics with Hyperfinitely Many Worlds.

The present paper shows how one might model Everettian quantum mechanics using hyperfinitely many worlds. A hyperfinite model allows one to consider idealized measurements of observables with continuous-valued spectra where different outcomes are associated with possibly infinitesimal probabilities....

Descripción completa

Detalles Bibliográficos
Publicado en:Erkenntnis Vol. 89; no. 4; pp. 1367 - 1387
Autores principales: Barrett, Jeffrey, Goldbring, Isaac
Formato: Artículo
Publicado: Springer Nature Apr2024
Materias:
Acceso en línea:Ver este registro en EBSCOhost
Descripción
Sumario:The present paper shows how one might model Everettian quantum mechanics using hyperfinitely many worlds. A hyperfinite model allows one to consider idealized measurements of observables with continuous-valued spectra where different outcomes are associated with possibly infinitesimal probabilities. One can also prove hyperfinite formulations of Everett's limiting relative-frequency and randomness properties, theorems he considered central to his formulation of quantum mechanics. Finally, this model provides an intuitive framework in which to consider no-collapse formulations of quantum mechanics more generally.