Results 11 to 20 of about 46,626 (239)

Cut Vertices in Random Planar Maps [PDF]

open access: yes, 2023
The main goal of this paper is to determine the asymptotic behavior of the number X n of cut-vertices in random planar maps with n edges. It is shown that X n / n ¿ c in probability (for some explicit c > 0 ).
Benedikt Stufler   +6 more
core   +1 more source

Oriented diameter and rainbow connection number of a graph [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2014
Graph ...
Xiaolong Huang   +3 more
doaj   +1 more source

Graph Theory and Additive Combinatorics

open access: yes, 2023
Using the dichotomy of structure and pseudorandomness as a central theme, this accessible text provides a modern introduction to extremal graph theory and additive combinatorics.
Yufei Zhao
semanticscholar   +1 more source

Borel combinatorics of locally finite graphs [PDF]

open access: yesBCC, 2020
We provide a gentle introduction, aimed at non-experts, to Borel combinatorics that studies definable graphs on topological spaces. This is an emerging field on the borderline between combinatorics and descriptive set theory with deep connections to many
O. Pikhurko
semanticscholar   +1 more source

Constrained ear decompositions in graphs and digraphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2019
Ear decompositions of graphs are a standard concept related to several major problems in graph theory like the Traveling Salesman Problem. For example, the Hamiltonian Cycle Problem, which is notoriously N P-complete, is equivalent to deciding whether a ...
Frédéric Havet, Nicolas Nisse
doaj   +1 more source

Portable Food‐Freshness Prediction Platform Based on Colorimetric Barcode Combinatorics and Deep Convolutional Neural Networks

open access: yesAdvances in Materials, 2020
Artificial scent screening systems (known as electronic noses, E‐noses) have been researched extensively. A portable, automatic, and accurate, real‐time E‐nose requires both robust cross‐reactive sensing and fingerprint pattern recognition.
Lingling Guo   +9 more
semanticscholar   +1 more source

A subexponential-time, polynomial quantum space algorithm for inverting the CM group action

open access: yesJournal of Mathematical Cryptology, 2020
We present a quantum algorithm which computes group action inverses of the complex multiplication group action on isogenous ordinary elliptic curves, using subexponential time, but only polynomial quantum space.
Jao David   +3 more
doaj   +1 more source

Polynomial reconstruction of the matching polynomial

open access: yesElectronic Journal of Graph Theory and Applications, 2015
The matching polynomial of a graph is the generating function of the numbers of its matchings with respect to their cardinality. A graph polynomial is polynomial reconstructible, if its value for a graph can be determined from its values for the vertex ...
Xueliang Li, Yongtang Shi, Martin Trinks
doaj   +1 more source

On the Combinatorics of Cumulants

open access: yesJournal of Combinatorial Theory, Series A, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gian-Carlo Rota, Jianhong Shen
openaire   +1 more source

Topological Classification of Crystalline Insulators through Band Structure Combinatorics [PDF]

open access: yes, 2016
We present a method for efficiently enumerating all allowed, topologically distinct, electronic band structures within a given crystal structure in all physically relevant dimensions. The algorithm applies to crystals without time-reversal, particle-hole,
J. Kruthoff   +4 more
semanticscholar   +1 more source

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