Werner Gysin

Werner Gysin (born 1915) was a mathematician who introduced the Gysin sequence and Gysin homomorphism in his only published paper (Gysin 1942).

References

• Gysin, Werner (1942), "Zur Homologietheorie der Abbildungen und Faserungen von Mannigfaltigkeiten", Commentarii Mathematici Helvetici 14: 61–122, doi:10.1007/bf02565612, ISSN 0010-2571, MR 0006511 
• Werner Gysin at the Mathematics Genealogy Project