摘要
If f (x) is a noninvertible endomorphism of a formal group, then we have that f (x) commutes with an invertible series and Ō[[x]] is Galois over Ō[[fn(x)]] for all n ∈ N. We shall prove that the converse of this statement is also true.
| 原文 | 英語 |
|---|---|
| 頁（從 - 到） | 2325-2329 |
| 頁數 | 5 |
| 期刊 | Proceedings of the American Mathematical Society |
| 卷 | 124 |
| 發行號 | 8 |
| DOIs | |
| 出版狀態 | 已發佈 - 1996 |
| 對外發佈 | 是 |
ASJC Scopus subject areas
- 數學(全部)
- 應用數學