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La causalidad de la información como principio físico.

Marcin Pawłowski¹, Tomasz Paterek, Dagomir Kaszlikowski

¹Institute of Theoretical Physics and Astrophysics, University of Gdańsk, 80-952 Gdańsk, Poland. dokmpa@univ.gda.pl

|October 23, 2009

Resumen

Este resumen es generado por máquina.

La causalidad de la información, un nuevo principio, limita la ganancia de información entre los observadores. Eso es lo que está pasando.

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Área de la Ciencia:

La Teoría de la Información Cuántica es una teoría de la información cuántica.
Los fundamentos de la física.

Sus antecedentes:

La física cuántica exhibe no determinismo y no clonación.
Las correlaciones cuánticas son más fuertes que las clásicas, pero la falta de señalización se mantiene.
Las características existentes no definen de manera única la mecánica cuántica; otras teorías permiten correlaciones más fuertes.

Objetivo del estudio:

Introducir el principio de la "causalidad de la información".
Demuestre que la causalidad de la información es respetada por la física clásica y cuántica.
Demostrar que la causalidad de la información es violada por teorías con correlaciones más fuertes que las cuánticas.

Principales métodos:

Defina la causalidad de la información basada en la ganancia de información de Alice a Bob limitada por el volumen de comunicación (m bits).
Relaciona la causalidad de la información con el principio de no señalización (m=0).
Analizar la ganancia de información en teorías sin señalización con correlaciones máximas.

Principales resultados:

La física clásica y cuántica respetan la causalidad de la información.
Las teorías de no señalización con correlaciones más fuertes que las cuánticas violan la causalidad de la información.
Las correlaciones máximas en las teorías de no señalización permitirían el acceso a cualquier subconjunto de m-bits de los datos de Alice.

Conclusiones:

La causalidad de la información puede distinguir las teorías físicas de las no físicas.
Sugerir la causalidad de la información como una propiedad fundamental de la naturaleza.
La causalidad de la información generaliza la condición de no señalización.