Found 40 Documents (Results 1–40)
On the relation between the adjacency rank of a complex unit gain graph and the matching number of its underlying graph. (English) Zbl 1490.05126
Bounds for the rank of a complex unit gain graph in terms of the independence number. (English) Zbl 1487.05162
Relation between the inertia indices of a complex unit gain graph and those of its underlying graph. (English) Zbl 1485.05034
Characterizing the extremal graphs with respect to the eccentricity spectral radius, and beyond. (English) Zbl 1479.05214
Bounds on the nullity, the \(H\)-rank and the Hermitian energy of a mixed graph. (English) Zbl 1472.05104
Bounds for the rank of a complex unit gain graph in terms of its maximum degree. (English) Zbl 1458.05149
Relation between the Hermitian energy of a mixed graph and the matching number of its underlying graph. (English) Zbl 1459.05194
An improved lower bound for the nullity of a graph in terms of matching number. (English) Zbl 1451.05142
Relations between the inertia indices of a mixed graph and those of its underlying graph. (English) Zbl 1437.05153
The multiplicity of an arbitrary eigenvalue of a graph in terms of cyclomatic number and number of pendant vertices. (English) Zbl 1426.05112
Relation between the rank of a signed graph and the rank of its underlying graph. (English) Zbl 1425.05068
The relation between the \(H\)-rank of a mixed graph and the independence number of its underlying graph. (English) Zbl 1422.05064
On the characteristic polynomials and \(H\)-ranks of the weighted mixed graphs. (English) Zbl 1419.05107
Energy, matching number and odd cycles of graphs. (English) Zbl 1416.05168
MSC:
05C50
The rank of a complex unit gain graph in terms of the rank of its underlying graph. (English) Zbl 1420.05087
Skew-rank of an oriented graph and independence number of its underlying graph. (English) Zbl 1420.05133
Bounds for the matching number and cyclomatic number of a signed graph in terms of rank. (English) Zbl 1411.05107
Relation between the \(H\)-rank of a mixed graph and the rank of its underlying graph. (English) Zbl 1407.05144
Skew-rank of an oriented graph in terms of the rank and dimension of cycle space of its underlying graph. (English) Zbl 1499.05378
On the relation between the \(H\)-rank of a mixed graph and the matching number of its underlying graph. (English) Zbl 1392.05071
An upper bound of the nullity of a graph in terms of order and maximum degree. (English) Zbl 1395.05105
MSC:
05C50
On the relationship between the skew-rank of an oriented graph and the rank of its underlying graph. (English) Zbl 1392.05077
Relation between the skew-rank of an oriented graph and the independence number of its underlying graph. (English) Zbl 1398.05093
Reviewer: Saeid Alikhani (Yazd)
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