A Simple, Exact Formulation of Number Counts in the Geodesic-Light-Cone Gauge-Reference-Cited by-同舟云学术

A Simple, Exact Formulation of Number Counts in the Geodesic-Light-Cone Gauge

Published:2023-07-10 Issue:7 Volume:9 Page:327
ISSN:2218-1997
Container-title:Universe
language:en
Short-container-title:Universe

Author:

Fanizza Giuseppe¹^ORCID,Gasperini Maurizio²³^ORCID,Marozzi Giovanni⁴⁵

Affiliation:

1. Instituto de Astrofisíca e Ciências do Espaço, Faculdade de Ciências da Universidade de Lisboa, Edificio C8, Campo Grande, P-1740-016 Lisbon, Portugal

2. Dipartimento di Fisica, Università di Bari, Via G. Amendola 173, 70126 Bari, Italy

3. Istituto Nazionale di Fisica Nucleare, Sezione di Bari, 70126 Bari, Italy

4. Dipartimento di Fisica, Università di Pisa, Largo B. Pontecorvo 3, 56127 Pisa, Italy

5. Istituto Nazionale di Fisica Nucleare, Sezione di Pisa, 56127 Pisa, Italy

Abstract

In this article, we compare different formulations of the number count prescription using the convenient formalism of the Geodesic-Light-Cone gauge. We then find a simple, exact, and very general expression of such a prescription which is suitable for generalised applications.

Funder

Fundação para a Ciência e a Tecnologia

INFN

Italian Ministero dell’Università e della Ricerca

TH Department of CERN

Publisher

MDPI AG

Subject

General Physics and Astronomy

Link

https://www.mdpi.com/2218-1997/9/7/327/pdf

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