On natural homomorphisms of Witt rings
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- by Marzena Ciemała and Kazimierz Szymiczek PDF
- Proc. Amer. Math. Soc. 133 (2005), 2519-2523 Request permission
Abstract:
We prove that the kernel of the ring homomorphism between the Witt ring of any order of a global field and the Witt ring of the field is a nilideal.References
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Additional Information
- Marzena Ciemała
- Affiliation: Instytut Matematyki, Uniwersytet Śla̧ski, Bankowa 14, 40-007 Katowice, Poland
- Email: mc@ux2.math.us.edu.pl
- Kazimierz Szymiczek
- Affiliation: Instytut Matematyki, Uniwersytet Śla̧ski, Bankowa 14, 40-007 Katowice, Poland
- Email: szymiczek@ux2.math.us.edu.pl
- Received by editor(s): March 31, 2004
- Published electronically: April 8, 2005
- Additional Notes: This work was supported by the State Committee for Scientific Research (KBN) of Poland under Grant 1 P03A 025 26
- Communicated by: David E. Rohrlich
- © Copyright 2005
American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication. - Journal: Proc. Amer. Math. Soc. 133 (2005), 2519-2523
- MSC (2000): Primary 11E81; Secondary 11R99
- DOI: https://doi.org/10.1090/S0002-9939-05-07896-2
- MathSciNet review: 2146193