2020 Impact factor 4.590
Particles and Fields
Eur. Phys. J. C 2, 757-767
DOI 10.1007/s100529800725

On knots in subdivergent diagrams

Dirk Kreimer

Department of Physics, University of Mainz, Staudingerweg 7, D-55099 Mainz, Germany (e-mail: kreimer@dipmza.physik.uni-mainz.de)

Received: 8 April 1997 / Revised version: 10 June 1997 / Published online: 20 February 1998

We investigate Feynman diagrams which are calculable in terms of generalized one-loop functions, and explore how the presence or absence of transcendentals in their counterterms reflects the entanglement of link diagrams constructed from them and explains unexpected relations between them.

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