Isomorphism classes and adjoints of certain iwasawa modules |
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| Authors: | Hiroki Sumida |
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| Affiliation: | (1) Faculty of Integrated Arts and Sciences, Hiroshima University, Kagamiyama, 739-8521 Higashi-Hiroshima, Japan |
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| Abstract: | Letp be an odd prime number andO the integer ring of a finite extension of ℚ p . We determine isomorphism classes of certainO[[T]]-modules which are isomorphic toO ⊕3 asO-modules. Moreover we give some examples which are not isomorphic to their adjoints. Partly supported by the Grants-in-Aid for Encouragement of Young Scientists (No. 11740020), The Ministry of Education, Science, Sports and Culture of Japan. |
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| Keywords: | KeywordHeading" > and phrases Iwasawa module adjoints Λ -isomorphism |
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