Results 11 to 20 of about 4,974,002 (279)

FEATURES OF LAPAROSCOPIC CHOLECYSTECTOMY IN SPECIAL GROUPS OF PATIENTS

open access: yesInterdisciplinary Approaches to Medicine, 2022
Currently, laparoscopic cholecystectomy is the gold standard in patients with symptomatic gallstone disease. About 90% of cholecystectomies are performed laparoscopically due to faster recovery, fewer complications, cost and cosmetic effect.
T.A. Medetbekov   +7 more
doaj   +3 more sources

Some remarks about groups of finite special rank [PDF]

open access: yesAdvances in Group Theory and Applications, 2016
The paper presents some results about groups of finite special and section ranks. For instance, among others, it was proved that if every locally (soluble minimax) subgroup of a generalized radical group G has finite special rank, then G has finite ...
L.A. Kurdachenko   +2 more
doaj   +1 more source

Torsion units for some projected special linear groups [PDF]

open access: yesInternational Journal of Group Theory, 2017
In this paper, we investigate the Zassenhaus conjecture for $PSL(4,3)$ and $PSL(5,2)$. Consequently, we prove that the Prime graph question is true for both groups.
Joe Gildea
doaj   +1 more source

Euler class groups, and the homology of elementary and special linear groups [PDF]

open access: yes, 2016
We prove homology stability for elementary and special linear groups over rings with many units improving known stability ranges. Our result implies stability for unstable Quillen K-groups and proves a conjecture of Bass. For commutative local rings with
Schlichting, Marco
core   +2 more sources

Tiny zero-sum sequences over some special groups

open access: yesOpen Mathematics, 2020
Let S=g1⋅…⋅gnS={g}_{1}\cdot \ldots \cdot {g}_{n} be a sequence with elements gi{g}_{i} from an additive finite abelian group G. S is called a tiny zero-sum sequence if S is non-empty, g1+…+gn=0{g}_{1}+\hspace{0.2em}\ldots \hspace{0.2em}+{g}_{n}=0 and k(S)
Wang Linlin
doaj   +1 more source

Special symplectic Lie groups and hypersymplectic Lie groups [PDF]

open access: yes, 2010
A special symplectic Lie group is a triple $(G,\omega,\nabla)$ such that $G$ is a finite-dimensional real Lie group and $\omega$ is a left invariant symplectic form on $G$ which is parallel with respect to a left invariant affine structure $\nabla$.
A. Andrada   +32 more
core   +1 more source

Fundamental groups of some special quadric arrangements [PDF]

open access: yes, 2006
In this work we obtain presentations of fundamental groups of the complements of three families of quadric arrangements in $\mathbb{P}^2$. The first arrangement is a union of $n$ quadrics, which are tangent to each other at two common points.
Amram, M., Teicher, M.
core   +4 more sources

Characterization of Frobenius Groups of Special Type [PDF]

open access: yes, 2006
We define a Con-Cos group G to be one having a proper normal subgroup N whose cosets other than N itself are conjugacy classes. It follows easily that N = G’, the derived group of G.
Muktibodh, Arun S.
core   +1 more source

Efficient quantum algorithms for some instances of the non-Abelian hidden subgroup problem [PDF]

open access: yes, 2001
In this paper we show that certain special cases of the hidden subgroup problem can be solved in polynomial time by a quantum algorithm. These special cases involve finding hidden normal subgroups of solvable groups and permutation groups, finding hidden
Ivanyos, Gabor   +2 more
core   +2 more sources

A Special Class of Rank 10 and 11 Coxeter Groups [PDF]

open access: yes, 2006
In the course of investigating regular subalgebras of E(10) related to cosmological solutions of 11-dimensional supergravity supporting an electric 4-form field, a class of rank 10 Coxeter subgroups of the Weyl group of E(10) was uncovered (hep-th ...
Daniel Persson   +5 more
core   +7 more sources

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