Keywords: شماره کروماتیک; 03E05; 03E35; 03E50; 05C65Infinite set systems; Chromatic number; Independent set; Forcing
مقالات ISI شماره کروماتیک (ترجمه نشده)
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Some properties and applications of odd-colorable r-hypergraphs
Keywords: شماره کروماتیک; r-hypergraph; Laplacian spectrum; Signless Laplacian spectrum; Odd-colorable; Chromatic number;
A new approach to the chromatic number of the square of Kneser graph K(2k+1,k)
Keywords: شماره کروماتیک; Square of Kneser graph; Chromatic number; Kneser graph;
Chromatic bounds for some classes of 2K2-free graphs
Keywords: شماره کروماتیک; Chromatic number; Clique number; Graph classes; 2K2-free graphs;
Reducing the Chromatic Number by Vertex or Edge Deletions
Keywords: شماره کروماتیک; edge contraction; vertex deletion; chromatic number;
Bispindle in strongly connected digraphs with large chromatic number
Keywords: شماره کروماتیک; Digraph; chromatic number; subdivision;
Burling graphs, chromatic number, and orthogonal tree-decompositions
Keywords: شماره کروماتیک; chromatic number; tree decompositions; path decompositions;
A note on the positive semidefiniteness of Aα(G)
Keywords: شماره کروماتیک; 05C50; 15A48; Convex combination of matrices; Signless Laplacian; Adjacency matrix; Bipartite graph; Positive semidefinite matrix; Chromatic number;
Chromatic number via Turán number
Keywords: شماره کروماتیک; Chromatic number; General Kneser graph; Generalized Turán number;
A new property of the Lovász number and duality relations between graph parameters
Keywords: شماره کروماتیک; Graph; Lovász number; Independence number; Chromatic number; Fractional packing number;
Bilinear forms graphs over residue class rings
Keywords: شماره کروماتیک; 05C50; 05C25; 05C15; 05C60; 15B33; Bilinear forms graph; Residue class ring; Clique number; Independence number; Chromatic number; Core;
On the chromatic number of (P5, K2,t)-free graphs
Keywords: شماره کروماتیک; chromatic number; Ï-binding function; P5-free graphs;
Max k-cut and the smallest eigenvalue
Keywords: شماره کروماتیک; 05C50; Max k-cut; Chromatic number; Largest eigenvalues; Largest Laplacian eigenvalue; Smallest adjacency eigenvalue;
16,051 formulas for Ottaviani's invariant of cubic threefolds
Keywords: شماره کروماتیک; 15A72; 14L35; 05C15; 05C30Invariant theory; Veronese variety; Secant variety; Border rank; Chromatic number
New bounds for the max-k-cut and chromatic number of a graph
Keywords: شماره کروماتیک; 05C50; 05C70; 05E30; 90C22; 90C35max-k-cut; Chromatic number; Semidefinite programming; Laplacian eigenvalues; Walk-regular graphs; Association schemes; Strongly regular graphs; Hamming graphs
Estimating quantum chromatic numbers
Keywords: شماره کروماتیک; primary; 46L07; 05C15; secondary; 47L25; 81R15; Operator system; Tensor product; Chromatic number;
Characterizing graphs with maximal Laplacian Estrada index
Keywords: شماره کروماتیک; 05C50; 05C35Estrada index; Laplacian eigenvalues; Laplacian Estrada index; Chromatic number
On the chromatic number of general Kneser hypergraphs
Keywords: شماره کروماتیک; Chromatic number; Kneser hypergraphs; ZpZp-Tucker lemma; Tucker–Ky Fan's lemma
Triangle-free intersection graphs of line segments with large chromatic number
Keywords: شماره کروماتیک; Intersection graph; Line segments; Triangle-free; Chromatic number
Nordhaus-Gaddum-type relations of three graph coloring parameters
Keywords: شماره کروماتیک; Nordhaus-Gaddum; 2-proper coloring; Injective coloring; Square coloring; Chromatic number;
Improved bounds on the chromatic numbers of the square of Kneser graphs
Keywords: شماره کروماتیک; Kneser graph; Chromatic number; Square of graph
On the chromatic number of Toeplitz graphs
Keywords: شماره کروماتیک; Toeplitz graphs; Connectivity; Coloring; Chromatic number
A lower bound for the chromatic capacity in terms of the chromatic number of a graph
Keywords: شماره کروماتیک; Chromatic capacity; Chromatic number; Vertex colouring; Edge colouring;
On the harmonic index and the chromatic number of a graph
Keywords: شماره کروماتیک; Graph; Harmonic index; Chromatic number; Randić index
Triangle-free 2P3-free graphs are 4-colorable
Keywords: شماره کروماتیک; Triangle-free graph; 2P3-free graph; Vertex coloring; Chromatic number;
On generalized zero divisor graph of a poset
Keywords: شماره کروماتیک; Zero divisor graph; Clique number; Chromatic number; rr-partite graph; Semi-ideal; Ideal; Prime ideal; Semiprime ideal
Oriented trees in digraphs
Keywords: شماره کروماتیک; Universal digraph; Unavoidable digraph; Chromatic number; Oriented trees
The maximum dispersion problem
Keywords: شماره کروماتیک; Combinatorial optimization; Graph theory; Education; Dispersion; Chromatic number;
How many wireless resources are needed to resolve the hidden terminal problem?
Keywords: شماره کروماتیک; Chromatic number; Clique number; Graph coloring; Hidden terminal problem
Upper bounds on sets of orthogonal colorings of graphs
Keywords: شماره کروماتیک; Orthogonal latin squares; Graph coloring; Chromatic number
Partitions of graphs into small and large sets
Keywords: شماره کروماتیک; kk-small set; kk-large set; kk-independence; Clique number; Chromatic number
Subconstituents of orthogonal graphs of odd characteristic - continued
Keywords: شماره کروماتیک; 05E30; 05C60; Quasi-strongly regular; Isotropic; Chromatic number; Automorphisms;
Two results on the digraph chromatic number
Keywords: شماره کروماتیک; Chromatic number; Digraph; Digraph coloring; Dichromatic number; Girth
Indicated coloring of graphs
Keywords: شماره کروماتیک; Graph coloring; Chromatic number; Game chromatic number; Random graph; Clique-pair conjecture
A note on chromatic properties of threshold graphs
Keywords: شماره کروماتیک; Threshold graph; Threshold values; Stable sets; Chromatic number; Chromishold graphs
Equitable ΔΔ-coloring of graphs
Keywords: شماره کروماتیک; Equitable coloring; Maximum degree; Chromatic number; Bipartite graphs; Subcubic graphs
On the coloring of the annihilating-ideal graph of a commutative ring
Keywords: شماره کروماتیک; Annihilating-ideal graph; Chromatic number; Clique number; Minimal prime ideal
The adjacent vertex distinguishing total chromatic number
Keywords: شماره کروماتیک; Proper total colouring; Adjacent vertex distinguishing; Chromatic number
Independent sets and matchings in subcubic graphs
Keywords: شماره کروماتیک; Independence number; Chromatic number; Matching number; χχ-binding function
Häggkvist–Hell graphs: A class of Kneser-colorable graphs
Keywords: شماره کروماتیک; Kneser graph; Automorphism; Independent set; Odd girth; Chromatic number; Triangle-free graph
On the chromatic number of RnRn with an arbitrary norm
Keywords: شماره کروماتیک; Chromatic number; Covering; Centrally symmetric convex body
The Zagreb indices of graphs with a given clique number
Keywords: شماره کروماتیک; Zagreb index; Clique number; Chromatic number
On colorability of graphs with forbidden minors along paths and circuits
Keywords: شماره کروماتیک; Chromatic number; Bridges of circuits
Maximal independent sets in minimum colorings
Keywords: شماره کروماتیک; Coloring; Chromatic number; Domination number; Maximal independent set; Dominating-χχ-color number; Dom-color number
On lower bounds for the chromatic number in terms of vertex degree
Keywords: شماره کروماتیک; Graph coloring; Chromatic number; Vertex degree; Coloring number
Bounds for chromatic number in terms of even-girth and booksize
Keywords: شماره کروماتیک; Graph coloring; Chromatic number; Coloring number; Booksize
Partitioning a graph into offensive k-alliances
Keywords: شماره کروماتیک; Offensive alliances; Dominating sets; Domination number; Chromatic number;
Three new upper bounds on the chromatic number
Keywords: شماره کروماتیک; Graph coloring; Chromatic number; Upper bounding scheme
On Harary index of graphs
Keywords: شماره کروماتیک; Graph; Diameter; Harary index; Clique number; Chromatic number
A study of 3-arc graphs
Keywords: شماره کروماتیک; 3-arc graph; Domination number; Independence number; Chromatic number; Arc-coloring