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The extension problem for functions invariant under a group

✍ Scribed by Bai-Ching Chang; J. Wolfgang Smith


Publisher
Springer Vienna
Year
1968
Tongue
English
Weight
741 KB
Volume
72
Category
Article
ISSN
0026-9255

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The Hit Problem for the Modular Invarian
✍ Nguyen H.V HuΒ·ng; Tran Ngoc Nam πŸ“‚ Article πŸ“… 2001 πŸ› Elsevier Science 🌐 English βš– 176 KB

Let the mod 2 Steenrod algebra, , and the general linear group, GL k = GL k 2 , act on P k = 2 x 1 x k with deg x i = 1 in the usual manner. We prove that, for a family of some rather small subgroups G of GL k , every element of positive degree in the invariant algebra P G k is hit by in P k . In ot