Results 111 to 120 of about 2,956 (213)

Groups with soluble minimax conjugate classes of subgroups

open access: yes, 2007
A classical result of Neumann characterizes the groups in which each subgroup has finitely many conjugates only as central-by-finite groups. If $\mathfrak{X}$ is a class of groups, a group $G$ is said to have $\mathfrak{X}$-conjugate classes of ...
RUSSO, Francesco
core  

On Krull dimension of modules over group rings of minimax abelian groups

open access: yesJournal of Algebra and Its Applications
In this paper, we obtained some estimations of Krull dimension of modules over group rings of minimax abelian groups. We also consider relations between the condition of existing of small deviation for normal subgroups of a group and some previously studied chain conditions.
openaire   +2 more sources

Other Classes of Minimax Estimators of Variance Covariance Matrix in Multivariate Normal Distribution

open access: yes
It is well known that the best equivariant estimator of the variance covariance matrix of the multivariate normal distribution with respect to the full affine group of transformation is not even minimax. Some minimax estimators have been proposed.
Hara, Hisayuki
core  

Minimax passband group delay nonlinear phase peak constrained FIR filter design without imposing desired phase response

open access: yes, 2011
In this paper, a nonlinear phase finite impulse response (FIR) filter is designed without imposing a desired phase response. The maximum passband group delay of the filter is minimized subject to a positivity constraint on the passband group delay ...
Wing-Kuen Ling (17212543)   +3 more
core   +1 more source

Subnormality and quasinormality in soluble minimax groups

open access: yesJournal of Algebra, 1977
Brewster, D. C., Lennox, J. C.
openaire   +2 more sources

Minimax estimation of a lower-bounded scale parameter of an F distribution

open access: yes
In their paper on group-Bayes estimation of the exponential mean, van Eeden and Zidek (1994, Test 3, 125-143) consider, among many other things, the minimax estimation of a lower-bounded scale parameter of an F distribution.
van Eeden, Constance
core  

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