A common geometrical context for the instanton, the two-dimensional O(4) sigma model and the skyrmion

DOI10.1088/0305-4470/22/10/011zbMath0694.58045OpenAlexW2022150557MaRDI QIDQ3469944

Lewis H. Ryder

Publication date: 1989

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0305-4470/22/10/011

zbMATH Keywords

Chern classesinstantonmagnetic monopoleWess-Zumino termwinding numbersskyrmion in four-dimensional spacetimetwo-dimensional O(4) sigma model

Mathematics Subject Classification ID

Degree, winding number (55M25) Applications of global analysis to the sciences (58Z05) Constructive quantum field theory (81T08) Applications of PDEs on manifolds (58J90)

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Kink number in general relativity

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