Results 51 to 60 of about 7,845,575 (284)

Hyperbolic extensions of free groups

open access: yes, 2016
Given a finitely generated subgroup $\Gamma \le \mathrm{Out}(\mathbb{F})$ of the outer automorphism group of the rank $r$ free group $\mathbb{F} = F_r$, there is a corresponding free group extension $1 \to \mathbb{F} \to E_{\Gamma} \to \Gamma \to 1$.
Dowdall, Spencer, Taylor, Samuel J.
core   +1 more source

Survival Outcomes and Complications Among Canadian Children With Retinoblastoma: A Population‐Based Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Retinoblastoma (RB) is the most common pediatric ocular cancer, yet population‐based data on survival and risk factors remain limited. This study aimed to describe survival in a large national RB cohort and identify predictors of death and complications.
Samuel Sassine   +14 more
wiley   +1 more source

A comparative study for different age groups in learning free swimming [PDF]

open access: yesمجلة الرافدين للعلوم الرياضية, 2007
The tow researchers used the experimental method and the sample had (43) learners during the summer – term teaching at the university of mosul swimming pool 2005 . The sample was divided into four groups according to age , first group (6 up to 9) years ,
Jassim AL-Roomy, Wathah AL-Sumaydaee
doaj   +1 more source

Personalized Selumetinib Dosing in Pediatric Neurofibromatosis Type 1: Insights From a Pilot Therapeutic Drug Monitoring Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate selumetinib exposure using therapeutic drug monitoring (TDM) in pediatric patients with neurofibromatosis type 1 (NF1) and plexiform neurofibromas (PN), assess interpatient pharmacokinetic variability, and explore the relationship between drug exposure, clinical response, and adverse effects.
Janka Kovács   +8 more
wiley   +1 more source

On the residual solvability of generalized free products of solvable groups [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2011
special issue in honor of Laci Babai's 60th birthday: Combinatorics, Groups, Algorithms, and ...
Delaram Kahrobaei, Stephen Majewicz
doaj   +1 more source

Powers of sets in free groups

open access: yes, 2012
We prove that |A^n| > c_n |A|^{[\frac{n+1}{2}]} for any finite subset A of a free group if A contains at least two noncommuting elements, where c_n>0 are constants not depending on A.
A. A. Razborov   +3 more
core   +1 more source

On finite state automaton actions of HNN extensions of free abelian groups

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2021
HNN extensions of free abelian groups are considered. For arbitrary prime $p$ it is introduced a class of such extensions that act by finite automaton permutations over an alphabet $ \mathsf{X} $ of cardinality $p$ and belong to $p$-Sylow subgroup of the
V. Prokhorchuk
doaj   +1 more source

Free products of exact groups [PDF]

open access: yes, 1999
It has recently been proved that the class of unital exact C*-algebras is closed under taking reduced amalgamated free products. In particular, this implied that the class of exact discrete groups is closed under taking amalgamated free products.
Dykema, Ken
core  

Adherence to Protocol Recommendations for Children With Wilms Tumour in Two Consecutive Studies in the United Kingdom and Ireland—Does Variation Matter?

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background and Aims Wilms tumour (WT) has excellent event‐free and overall survival (OS). However, small differences exist between countries participating in the same international study. This led us to examine variation in adherence to protocol recommendations as a potential contributing factor.
Suzanne Tugnait   +23 more
wiley   +1 more source

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