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The eccentric connectivity index of bucket recursive trees

The eccentric connectivity index of bucket recursive trees

... In chemistry, a molecular graph represents the topology of a molecule, by considering how the atoms are connected. This can be modeled by a graph, where the points represent the atoms, and the edges symbolize the ... See full document

7

The Subtree Size Profile of Bucket Recursive Trees

The Subtree Size Profile of Bucket Recursive Trees

... defined recursive trees as the variety of non-plane in- creasing trees [2] such that all node degrees are ...introduced bucket re- cursive trees as a generalization of random ... See full document

11

Eccentric Connectivity Index: Extremal Graphs and Values

Eccentric Connectivity Index: Extremal Graphs and Values

... the eccentric connectivity index for several families of graphs in terms of their size, and then prove that the eccentric connectivity index grows no faster than a cubic ... See full document

12

On Eccentric Graphs of Broom Graphs

On Eccentric Graphs of Broom Graphs

... an eccentric graph of a given graph has been considered and its properties have been investigated ...The eccentric graphs are indeed underlying graphs of eccentric digraphs which have also been ... See full document

7

On the Eccentric Connectivity Index of Unicyclic Graphs

On the Eccentric Connectivity Index of Unicyclic Graphs

... the eccentric connectivity index of TUC C (s) 4 8 nanotube and TC C (s) ...8 eccentric connectivity index of chemical ...of eccentric connectivity ...the ... See full document

10

On the first variable Zagreb index

On the first variable Zagreb index

... Zagreb index of increasing ...random trees have been studied by many ...Zagreb, eccentric connectivity index and second Zagreb indices, Kazemi and Meimondari for degree distance and ... See full document

9

Chain hexagonal cacti: extremal with respect to the eccentric connectivity index

Chain hexagonal cacti: extremal with respect to the eccentric connectivity index

... From the mathematical point of view, the Husimi trees were first studied in a series of papers by Harary, Uhlenbeck and Norman, concerned with their enumerative properties [13, 14]. Later they become known as ... See full document

14

The sharp bounds on general sum connectivity index of four operations on graphs

The sharp bounds on general sum connectivity index of four operations on graphs

... A topological index is a mathematical measure which correlates to the chemical struc- tures of any simple finite graph. They are invariant under the graph isomorphism. They play an important role in the study of ... See full document

10

Eccentricity Sequence and the Eccentric Connectivity Index of Two Special Categories of Fullerenes

Eccentricity Sequence and the Eccentric Connectivity Index of Two Special Categories of Fullerenes

... Madan, Eccentric connectivity index: A Novel Highly Discriminating Topological Descriptor for Structure-Property and Structure-Activity Studies, ... See full document

6

Computation on the fourth Zagreb index of Polycyclic Aromatic Hydrocarbons (PAHk)

Computation on the fourth Zagreb index of Polycyclic Aromatic Hydrocarbons (PAHk)

... Keywords: Molecular graph, Topological index, Eccentric connectivity index, Zagreb eccentricity indices, Polycyclic Aromatic hydrocarbons PAHk.. It concern with the mathematical modeling[r] ... See full document

5

Vol 7, No 9 (2016)

Vol 7, No 9 (2016)

... A topological index, known as eccentric connectivity index, studies the molecular structure of graphs [4]. For basic definitions and notations, refer to [1]. For any simple connected graph ... See full document

5

Recursive  Trees  for  Practical  ORAM

Recursive Trees for Practical ORAM

... ORAM trees with constant height and path lengths, our new construction r- ORAM allows for trees with varying shorter path ...a recursive ORAM tree structure, where nodes in the tree are roots of ... See full document

23

On Eccentricity-Based Topological Indices and Polynomials of Phosphorus Containing Dendrimers

On Eccentricity-Based Topological Indices and Polynomials of Phosphorus Containing Dendrimers

... the eccentric-connectivity index has very important place among the other topological descriptors, In this paper, we compute the exact formulas of eccentric-connectivity index ... See full document

10

Searching Algorithm of Greedy Chemical Trees with Minimal Atom bond Connectivity Index

Searching Algorithm of Greedy Chemical Trees with Minimal Atom bond Connectivity Index

... chemical trees with minimal ABC index, calculates the minimal ABC index of chemical tree and gets the corresponding optimal degree sequence and its greedy ...chemical trees with minimal ABC ... See full document

8

Topological Indices of Nicotine

Topological Indices of Nicotine

... Zagreb index was introduced by Furtula et al ...predictive index in the study of the heat of formation in octanes and heptanes, is a novel topological index in chemical graph theory, whose prediction ... See full document

9

On the Multiplicative Zagreb Indices of Bucket Recursive‎ ‎Trees

On the Multiplicative Zagreb Indices of Bucket Recursive‎ ‎Trees

... a bucket in a bucket recursive ...a bucket recursive tree T is less than n for b > 1 ...the bucket recursive trees and ordinary recursive ... See full document

9

Computation of Topological Indices of Dutch Windmill Graph

Computation of Topological Indices of Dutch Windmill Graph

... Abstract In this paper, we compute Atom-bond connectivity index, Fourth atom-bond connectivity index, Sum connectivity index, Randic connectivity index, Geometric-arithmetic connectivity[r] ... See full document

8

The augmented eccentric connectivity index of nanotubes and nanotori

The augmented eccentric connectivity index of nanotubes and nanotori

... topological index for discriminating power with regard to anti-HIV activity of 2-pyridinone ...this index for nano structures and find exact expression of the augmented eccentric connectivity ... See full document

8

On the ECI and CEI of Boron Nitrogen Fullerenes

On the ECI and CEI of Boron Nitrogen Fullerenes

... The eccentric connectivity index and connective eccentricity index are impor- tant topological indices for ...tric connectivity index and connective eccentricity index of ... See full document

6

Modified eccentric connectivity index of fullerenes

Modified eccentric connectivity index of fullerenes

... Hemmasi, Eccentric connectivity polynomials of fullerenes, Optoelectronics and Advanced Materials-(RC), 3(12) (2009) 1306 - ...modified eccentric connectivity index, ... See full document

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