Numerical multi-loop calculations: tools and applications

17th International Workshop on Advanced Computing and Analysis Techniques in Physics Research

物理学;计算机科学

Borowka, S.^1 ; Heinrich, G.^2 ; Jahn, S.^2 ; Jones, S.P.^2 ; Kerner, M.^2 ; Schlenk, J.^2 ; Zirke, T.^2

Institute for Physics, University of Zürich, Winterthurerstr. 190, Zürich

8057, Switzerland^1

Max Planck Institute for Physics, Fohringer Ring 6, Munchen

80805, Germany^2

关键词: Loop integrals;    Multi-loops;    Tools and applications;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/762/1/012073/pdf
DOI  :  10.1088/1742-6596/762/1/012073

学科分类：计算机科学（综合）

来源: IOP

【 摘 要 】

We report on the development of tools to calculate loop integrals and amplitudes beyond one loop. In particular, we review new features of the program SecDec which can be used for the numerical evaluation of parametric integrals like multi-loop integrals.