Results 71 to 80 of about 1,080 (91)

Symmetries and symmetry-breaking in arithmetic graphs. [PDF]

open access: yesHeliyon, 2023
Shah A, Javaid I, Rehman SU.
europepmc   +1 more source

Comparative Study of Planar Octahedron Molecular Structure via Eccentric Invariants. [PDF]

open access: yesMolecules, 2023
Chu ZQ   +5 more
europepmc   +1 more source

Four-point condition matrices of edge-weighted trees

open access: yesSpecial Matrices
Formulas for the determinant of distance matrix DT{D}_{T} of tree TT are known in the unweighted case and in the case when the edges of TT have commuting variable weights. Associated with the four-point condition (4PC) and a tree TT are two matrices, the
Azimi Ali   +3 more
doaj   +1 more source

Biochemical phenotyping of paroxysmal nocturnal hemoglobinuria reveals solute carriers and β-oxidation deficiencies. [PDF]

open access: yesPLoS One, 2023
Yamakawa PE   +7 more
europepmc   +1 more source

On the spectral radius and energy of the degree distance matrix of a connected graph

open access: yesOpen Mathematics
Let GG be a simple connected graph on nn vertices. The degree of a vertex v∈V(G)v\in V\left(G), denoted by dv{d}_{v}, is the number of edges incident with vv and the distance between any two vertices u,v∈V(G)u,v\in V\left(G), denoted by duv{d}_{uv}, is ...
Khan Zia Ullah, Hameed Abdul
doaj   +1 more source

Distance-based topological polynomials and indices of friendship graphs. [PDF]

open access: yesSpringerplus, 2016
Gao W   +3 more
europepmc   +1 more source

Sombor characteristic values of cographs. [PDF]

open access: yesHeliyon
Raza Z, Rather BA, Imran M.
europepmc   +1 more source

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