Results 101 to 110 of about 1,092 (193)

The sorrows of a smooth digraph: the first hardness criterion for infinite directed graph-colouring problems

open access: yes
Two major milestones on the road to the full complexity dichotomy for finite-domain constraint satisfaction problems were Bulatov's proof of the dichotomy for conservative templates, and the structural dichotomy for smooth digraphs of algebraic length 1 ...
Brunar, Johanna Beate   +3 more
core   +1 more source

Calculating Higher Digraph Homotopy Groups

open access: yes
We give the first tractable and systematic examples of nontrivial higher digraph homotopy groups. To do this we define relative digraph homotopy groups and show these satisfy a long exact sequence analogous to the relative homotopy groups of spaces. We then define digraph suspension and Hurewicz homomorphisms and show they commute with each other.
Theriault, Stephen   +3 more
openaire   +2 more sources

Spaces and sequences in the hippocampus: a homological perspective. [PDF]

open access: yesJ Comput Neurosci
Babichev A, Vashin V, Dabaghian Y.
europepmc   +1 more source

Matrix-based pagerank control in hypergraphs for semantic text summaries. [PDF]

open access: yesSci Rep
Aleja D   +3 more
europepmc   +1 more source

Structural modeling and analysis of fuel cell: a graph-theoretic approach. [PDF]

open access: yesPeerJ Comput Sci, 2023
Saha RK   +7 more
europepmc   +1 more source

Blurred magnitude homology of functional connectome for ASD diagnosis. [PDF]

open access: yesFront Psychiatry
Kachura A   +3 more
europepmc   +1 more source

MCMC-Driven mathematical modeling of the impact of HPV vaccine uptake in reducing cervical cancer. [PDF]

open access: yesSci Afr
Oswald S   +5 more
europepmc   +1 more source

Quantification and Determination of Compatible Bacterial Consortia. [PDF]

open access: yesMicrob Biotechnol
Pineda-Pineda JJ   +4 more
europepmc   +1 more source

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