New representation of the two-loop crossed vertex function

@inproceedings{Frink1996NewRO,
  title={New representation of the two-loop crossed vertex function},
  author={Alexander Frink and Ulrich Kilian and Dirk Kreimer},
  year={1996}
}
We calculate the two-loop vertex function for the crossed topology, and for arbitrary masses and external momenta. We derive a double integral representation, suitable for a numerical evaluation by a Gaussian quadrature. Real and imaginary parts of the diagram can be calculated separately. PACS numbers: 02.70.+d, 12.38.Bx, 11.20.Dj 1 email: author@dipmza.physik.uni-mainz.de 

References

Publications referenced by this paper.
Showing 1-8 of 8 references

Nucl

A. Czarnecki, U. Kilian, D. Kreimer
Phys.B433 • 1995

Numerical approach to twoloop integrals

J. Fujimoto, Y. Shimizu, K. Kato, Y. Oyanagi
publ. in the proceedings of the workshop on HEP and QFT, Sochi • 1992

Phys

D. Kreimer
Lett. B273 • 1991

Polylogarithms and associated functions

L. Lewin
North Holland, New York • 1981
View 1 Excerpt

Applied and computational complex analysis

P. Henrici
Vol.I. John Wiley & Sons, New York • 1974
View 1 Excerpt

Integral and differential calculus

G. M. Fichtenholz
Vol. II. Fizmatgiz, Moscow • 1959
View 1 Excerpt

Similar Papers

Loading similar papers…