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Abstract

We give an introduction to several regularization schemes that deal with ultraviolet and infrared singularities appearing in higher-order computations in quantum field theories. Comparing the computation of simple quantities in the various schemes, we point out similarities and differences between them.

Details

Title
To d , or not to d : recent developments and comparisons of regularization schemes
Author
Gnendiger, C 1 ; Signer, A 2 ; Stöckinger, D 3 ; Broggio, A 4 ; Cherchiglia, A L 5 ; Driencourt-Mangin, F 6 ; Fazio, A R 7 ; Hiller, B 8 ; Mastrolia, P 9 ; Peraro, T 10 ; Pittau, R 11 ; Pruna, G M 1 ; Rodrigo, G 6 ; Sampaio, M 12 ; Sborlini, G 13 ; Torres Bobadilla, W J 14 ; Tramontano, F 15 ; Ulrich, Y 2 ; Visconti, A 2 

 Paul Scherrer Institut, Villigen, PSI, Switzerland 
 Paul Scherrer Institut, Villigen, PSI, Switzerland; Physik-Institut, Universität Zürich, Zürich, Switzerland 
 Institut für Kern- und Teilchenphysik, Dresden, Germany 
 Physik Department T31, Technische Universität München, Garching, Germany 
 Centro de Ciências Naturais e Humanas, UFABC, Santo André, Brazil 
 Insituto de Física Corpuscular, UVEG–CSIC, Universitat de València, Paterna, Spain 
 Departamento de Física, Universidad Nacional de Colombia, Bogotá D.C., Colombia 
 CFisUC, Department of Physics, University of Coimbra, Coimbra, Portugal 
 Dipartimento di Fisica ed Astronomia, Università di Padova, Padua, Italy; INFN, Sezione di Padova, Padua, Italy 
10  Higgs Centre for Theoretical Physics, The University of Edinburgh, Edinburgh, UK 
11  Dep. de Física Teórica y del Cosmos and CAFPE, Universidad de Granada, Granada, Spain 
12  Departamento de Fïsica, ICEX, UFMG, Belo Horizonte, Brazil 
13  Insituto de Física Corpuscular, UVEG–CSIC, Universitat de València, Paterna, Spain; Dipartimento di Fisica, Università di Milano, Milan, Italy; INFN, Sezione di Milano, Milan, Italy 
14  Insituto de Física Corpuscular, UVEG–CSIC, Universitat de València, Paterna, Spain; Dipartimento di Fisica ed Astronomia, Università di Padova, Padua, Italy; INFN, Sezione di Padova, Padua, Italy 
15  Dipartimento di Fisica, Università di Napoli, Naples, Italy; INFN, Sezione di Napoli, Naples, Italy 
Pages
1-39
Publication year
2017
Publication date
Jul 2017
Publisher
Springer Nature B.V.
ISSN
14346044
e-ISSN
14346052
Source type
Scholarly Journal
Language of publication
English
ProQuest document ID
1982517145
Copyright
The European Physical Journal C is a copyright of Springer, (2017). All Rights Reserved.