A note on the maximal inverse sum indeg index of trees

2024-8-20

The general first Zagreb index conditions for Hamiltonian and traceable graphs

2024-8-20

Generalized Turán results for matchings

2024-8-20

Tropical geometry of Rado matroids

2024-8-1

The shortest cycle having the maximal number of coalition graphs

2024-7-17

Zykov sums of digraphs with diachromatic number equal to its harmonious number

2024-7-17

Inversion sequences and signed permutations

2024-7-17

On the atom-bond sum-connectivity spectral radius of trees

2024-7-15

Letters of a given size in Catalan words

2024-7-15

Explicit generating functions for the sum of the areas under Dyck and Motzkin paths (and for their powers)

2024-7-15

Modular irregularity strength of the corona product of graphs

2024-7-15

Multicolor Ramsey theory for a fan versus complete graphs

2024-7-14

Coprime divisors graphs and their coloring parameters

2024-7-14

On unicyclic graphs with a given girth and their minimum symmetric division deg index

2024-7-14

Set partitions with colored singleton blocks

2024-7-11

Domination number of Cartesian product through space projections

2024-7-11

A simple and elementary proof of Zorn’s Lemma

2024-7-11

Minimum atom-bond sum-connectivity index of unicyclic graphs with maximum degree

2024-4-6

Integrals of hyperbolic tangent function

2024-4-6

Vertex-pancyclism in edge-colored complete graphs with restrictions in color transitions

2024-4-6

The number of spanning trees in a superprism

2024-4-5

Linear vector recursions of arbitrary order

2024-4-5

All-path convexity: two characterizations, general position number, and one algorithm

2024-4-5

Independent domination polynomial for the cozero divisor graph of the ring of integers modulo n

2024-4-4

Some necessary conditions for graphs with extremal connected 2-domination number

2024-4-4

Algorithmic study of d2-transitivity of graphs

2024-4-4

Bargraphs of combinations with repetition

2024-4-4

The total number of descents and levels in (cyclic) tensor words

2024-4-4

Trails in arc-colored digraphs avoiding forbidden transitions

2024-4-3

Combinatorial identities and hypergeometric functions, II

2024-4-3

Proof of a conjecture on edge coloring of the Kneser graph K(t,2)

2023-12-31

Two games on arithmetic functions: SALIQUANT and NONTOTIENT

2023-12-31

Parameterized binding numbers and degree sequence theorems

2023-12-31

Perimeter of a palindromic composition

2023-12-31

On the permutation cycle structures for almost Moore digraphs of degrees 4 and 5

2023-12-21

Atom-bond sum-connectivity index of line graphs

2023-12-21

Extremal bounds on peripherality measures

2023-12-21

General sum-connectivity index and general Randic index of trees with given maximum degree

2023-12-11

Extremal trees with fixed degree sequence for $\sigma$-irregularity

2023-11-27

Counterexamples to the total vertex irregularity strength’s conjectures

2023-11-27

The b$_q$-coloring of graphs

2023-11-27

Permutations avoiding the complement of a regular permutation group

2023-11-13

Some results about ID-path-factor critical graphs

2023-11-13

The multicolor star-critical Gallai-Ramsey number for a path of order 5

2023-10-17

Two series which generalize Dirichlet’s lambda and Riemann’s zeta functions at positive integer arguments

2023-8-25

On zonal and inner zonal labelings of plane graphs of maximum degree 3

2023-8-25

Chimneys in compositions and bargraphs

2023-8-11

A Gallai’s Theorem type result for the edge stability of graphs

2023-8-11

The eccentricity spread of weak-friendship graphs

2023-8-7

Erratum to: A common approach to three open problems in number theory

2023-8-7