Results 31 to 40 of about 9,271 (238)

On Contracting Graphs to Fixed Pattern Graphs

open access: yes, 2010
For a fixed graph H, the H-Contractibility problem asks if a graph is H-contractible, i.e., can be transformed into H via a series of edge contractions. The computational complexity classification of this problem is still open. So far, H has a dominating vertex in all cases known to be polynomially solvable, whereas H does not have such a vertex in all
Pim van 't Hof   +4 more
openaire   +4 more sources

Contractible bonds in graphs

open access: yesJournal of Combinatorial Theory, Series B, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Contraction–Deletion Invariants for Graphs

open access: yesJournal of Combinatorial Theory, Series B, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Béla Bollobás   +2 more
openaire   +2 more sources

qTorch: The quantum tensor contraction handler.

open access: yesPLoS ONE, 2018
Classical simulation of quantum computation is necessary for studying the numerical behavior of quantum algorithms, as there does not yet exist a large viable quantum computer on which to perform numerical tests.
E Schuyler Fried   +5 more
doaj   +1 more source

Contractibility and the clique graph operator

open access: yesDiscrete Mathematics, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Francisco Larrión   +2 more
openaire   +1 more source

Contractions in Persistence and Metric Graphs

open access: yesBulletin of the Malaysian Mathematical Sciences Society, 2022
We prove that the existence of a $1$-Lipschitz retraction (a contraction) from a space $X$ onto its subspace $A$ implies the persistence diagram of $A$ embeds into the persistence diagram of $X$. As a tool we introduce tight injections of persistence modules as maps inducing the said embeddings.
openaire   +2 more sources

Increasing the minimum degree of a graph by contractions [PDF]

open access: yesTheoretical Computer Science, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Petr A. Golovach   +3 more
openaire   +8 more sources

Contracting Bipartite Graphs to Paths and Cycles [PDF]

open access: yesElectronic Notes in Discrete Mathematics, 2017
9 pages, 2 ...
Konrad K. Dabrowski, Daniël Paulusma
openaire   +6 more sources

A Bibliometric Analysis of Publications in Uremic Toxins From 1991 to 2024

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Uremic toxins are a growing area of research in nephrology, with significant implications in the progression and treatment of chronic kidney disease (CKD) and the management of end‐stage kidney disease (ESKD). This bibliometric analysis aims to evaluate the global research trends, key contributors, and the impact of publications in ...
Yuh‐Shan Ho   +7 more
wiley   +1 more source

Longitudinal circulating tumor DNA profiling in patients with advanced endometrial cancer using an off‐the‐shelf targeted NGS panel

open access: yesMolecular Oncology, EarlyView.
Intratumour heterogeneity complicates precision management of advanced endometrial cancer. Circulating tumor DNA (ctDNA) offers a minimally invasive strategy to capture tumor evolution and therapeutic resistance. Here, we compare tumor‐agnostic NGS with tumor‐informed ddPCR, outlining their relative sensitivity, concordance, and clinical implications ...
Carlos Casas‐Arozamena   +15 more
wiley   +1 more source

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