Results 41 to 50 of about 8,191,239 (342)

Small clique number graphs with three trivial critical ideals

open access: yesSpecial Matrices, 2018
The critical ideals of a graph are the determinantal ideals of the generalized Laplacian matrix associated to a graph. Previously, they have been used in the understanding and characterizing of the graphs with critical group with few invariant factors ...
Alfaro Carlos A., Valencia Carlos E.
doaj   +1 more source

Critical groups of group representations

open access: yesLinear Algebra and its Applications, 2016
8 ...
openaire   +2 more sources

Critical groups of iterated cones [PDF]

open access: yesLinear Algebra and its Applications, 2019
Let G be a finite graph, and let G_n be the n-th iterated cone over G. We study the structure of the critical group of G_n arising in divisor and sandpile theory.
Goel, Gopal, Perkinson, David
openaire   +3 more sources

Critical Groups and Partitions of Finite Groups

open access: yesMediterranean Journal of Mathematics
We define a class of finite groups based on the properties of the closed twins of their power graphs and study the structure of those groups. As a byproduct, we obtain results about finite groups admitting a partition by cyclic subgroups.
Daniela Bubboloni, Nicolas Pinzauti
openaire   +2 more sources

On the critical group of matrices [PDF]

open access: yes, 2010
Given a graph G with a distinguished vertex s, the critical group of (G,s) is the cokernel of their reduced Laplacian matrix L(G,s). In this article we generalize the concept of the critical group to the cokernel of any matrix with entries in a ...
Carlos, E. Valencia, Hugo Corrales
core  

Critical (Chiral) Heisenberg Model with the Functional Renormalisation Group [PDF]

open access: yes, 2018
We discuss the Heisenberg model and its chiral extension in an extended truncation with the help of functional methods. Employing computer algebra to derive the beta functions, and pseudo-spectral methods to solve them, we are able to go significantly ...
Knorr, Benjamin
core   +2 more sources

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

Characterizing preclinical sub‐phenotypic models of acute respiratory distress syndrome: An experimental ovine study

open access: yesPhysiological Reports, 2021
The acute respiratory distress syndrome (ARDS) describes a heterogenous population of patients with acute severe respiratory failure. However, contemporary advances have begun to identify distinct sub‐phenotypes that exist within its broader envelope ...
Jonathan E. Millar   +16 more
doaj   +1 more source

The effective potential, critical point scaling and the renormalization group

open access: yes, 1998
The desirability of evaluating the effective potential in field theories near a phase transition has been recognized in a number of different areas. We show that recent Monte Carlo simulations for the probability distribution for the order parameter in ...
A. D. Bruce   +28 more
core   +1 more source

Effects of Cancer Treatment on Somatosensory and Nociceptive Processing in Children and Adolescents: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Chemotherapy‐induced peripheral neuropathy remains a major complication in pediatric cancer, with disrupted somatosensory and nociceptive processing being a key aspect. This review synthesizes empirical studies on alterations in somatosensory and nociceptive processing in children and adolescents with cancer.
Julia Schweiger   +4 more
wiley   +1 more source

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