Results 101 to 110 of about 793,315 (170)

Hotspots for mutations in the SARS-CoV-2 spike glycoprotein: a correspondence analysis. [PDF]

open access: yesSci Rep, 2021
Rahbar MR   +10 more
europepmc   +1 more source

Odd crossing number is not crossing number

open access: yes, 2005
The crossing number of a graph is the minimum number of edge intersections in a plane drawing of a graph, where each intersection is counted separately. If instead we count the number of pairs of edges that intersect an odd number of times, we obtain the
Daniel Stefankovič   +6 more
core   +1 more source

Strongly Regular Graphs with Parameters (4m4, 2m4 + m2, m4 + m2, m4 + m2) Exist for All m>1 [PDF]

open access: yes
Using results on Hadamard difference sets, we construct regular graphical Hadamard matrices of negative type of order 4m4 for every positive integer m. If m > 1, such a Hadamard matrix is equivalent to a strongly regular graph with parameters (4m4, 2m4 ...
Xiang, Q., Haemers, W.H.
core  

A PROPERLY EVEN HARMONIOUS LABELING OF SOME WHEEL GRAPH W_n FOR n IS EVEN [PDF]

open access: yes
A properly even harmonious labeling of a graph G with q edges is an injective mapping  f from the vertices of graph G to the integers from 0 to 2q-1 such that induces a bijective mapping f* from the edges of  G ...
Fakhrun Nisa   +5 more
core   +1 more source

Work, marriage and premature birth: the socio-medicalisation of pregnancy in state socialist East-Central Europe. [PDF]

open access: yesMed Hist, 2023
Lišková K   +4 more
europepmc   +1 more source

Decomposing Berge graphs [PDF]

open access: yes
A hole in a graph is an induced cycle on at least four vertices. A graph is Berge if it has no old hole and if its complement has no odd hole. In 2002, Chudnovsky, Robertson, Seymour and Thomas proved a decomposition theorem for Berge graphs saying that ...
Nicolas Trotignon
core  

Human-Computer Interaction for Recognizing Speech Emotions Using Multilayer Perceptron Classifier. [PDF]

open access: yesJ Healthc Eng, 2022
Alnuaim AA   +7 more
europepmc   +1 more source

Towards the Idea of Molecular Brains. [PDF]

open access: yesInt J Mol Sci, 2021
Timsit Y, Grégoire SP.
europepmc   +1 more source

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