scholarly journals Algebraic lattices of solvably saturated formations and their applications

2020 ◽  
Vol 26 (3) ◽  
pp. 1003-1014
Author(s):  
Aleksandr Tsarev ◽  
Andrei Kukharev
2011 ◽  
Vol 333 (1) ◽  
pp. 105-119 ◽  
Author(s):  
M.P. Gállego ◽  
P. Hauck ◽  
M.D. Pérez-Ramos
Keyword(s):  

2020 ◽  
Author(s):  
A.V. Shevchenko ◽  
V.I. Golubev ◽  
A.V. Ekimenko ◽  
I.B. Petrov

1990 ◽  
Vol 42 (2) ◽  
pp. 267-286 ◽  
Author(s):  
Peter Förster

We study the following question: given any local formation of finite groups, do there exist maximal local subformations? An answer is given by providing a local definition of the intersection of all maximal local subformations.


1995 ◽  
Vol 38 (3) ◽  
pp. 511-522 ◽  
Author(s):  
M. J. Tomkinson

We introduce a definition of a Schunck class of periodic abelian-by-finite soluble groups using major subgroups in place of the maximal subgroups used in Finite groups. This allows us to develop the theory as in the finite case proving the existence and conjugacy of projectors. Saturated formations are examples of Schunck classes and we are also able to obtain an infinite version of Gaschütz Ω-subgroups.


2019 ◽  
Vol 19 (04) ◽  
pp. 2050080
Author(s):  
Robson R. Araujo ◽  
Ana C. M. M. Chagas ◽  
Antonio A. Andrade ◽  
Trajano P. Nóbrega Neto

In this work, we computate the trace form [Formula: see text] associated to a cyclic number field [Formula: see text] of odd prime degree [Formula: see text], where [Formula: see text] ramified in [Formula: see text] and [Formula: see text] belongs to the ring of integers of [Formula: see text]. Furthermore, we use this trace form to calculate the expression of the center density of algebraic lattices constructed via the Minkowski embedding from some ideals in the ring of integers of [Formula: see text].


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