interpose 发表于 2025-3-26 22:59:07

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cipher 发表于 2025-3-27 01:45:58

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SKIFF 发表于 2025-3-27 07:59:26

Studies in Systems, Decision and Controlnd very interesting automorphic orbit is the set of all . (these are automorphic images of a free generator of .). In particular, the following problem, along with its generalizations , has been a source of inspiration for several people: .. If an endomorphism . of a free group . takes every pr

curettage 发表于 2025-3-27 12:15:02

Tiago Roux Oliveira,Leonid Fridman,Liu Hsu.[., ... , .]. Then . is isomorphic to .[., ... , .,], or, in geometric language: let . ⊆ ℂ. be a hypersurface. If . × ℂ is isomorphic to a hyperplane in ℂ., then . is isomorphic to a hyperplane in ℂ..

CRAFT 发表于 2025-3-27 13:59:53

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单挑 发表于 2025-3-27 18:41:10

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热心助人 发表于 2025-3-28 01:40:06

Slikproblemen en voedingsinterventie,eties of algebras. A system of elements of a free algebra . is called primitive if it is a subset of some set of free generators of .. The rank of a system of elements of a free algebra . is the minimal number of generators from . on which automorphic images of these elements can depend.

雪崩 发表于 2025-3-28 04:52:54

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商谈 发表于 2025-3-28 08:49:38

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建筑师 发表于 2025-3-28 12:33:27

978-1-4419-2344-8Springer Science+Business Media New York 2004
页: 1 2 3 [4] 5 6
查看完整版本: Titlebook: Combinatorial Methods; Free Groups, Polynom Alexander A. Mikhalev,Vladimir Shpilrain,Jie-Tai Y Book 2004 Springer Science+Business Media Ne