• A multi criteria group decision making approach based on fuzzy measure theory to assess the different gene regions used in rodent species 

  Olgun Karacan, Gül; Ünver, Mehmet; Inostroza Ponta, Mario (Işık University Press, 2023-10)

  Many mitochondrial and nuclear gene regions are used in phylogenetic and taxonomic studies to investigate the historical background of the species and to present the hierarchy of the species. In this paper, we consider the ...

• Congruent dominating sets in a graph - a new concept 

  Vaidya, Samir K.; Vadhel, Harshadkumar D. (Işık University Press, 2023-10)

  A dominating set D ? V (G) is said to be a congruent dominating set of G if ?v?V (G) d(v) ? 0 ( mod ?v?D d(v) ). The minimum cardinality of a minimal congruent dominating set of G is called the congruent domination number ...

• Shifted Legendre polynomial solutions of nonlinear stochastic Itô - Volterra integral equations 

  Balachandar, S. Raja; D., Uma; Venkatesh, Sivaramakrishnan Gopalakrishnan (Işık University Press, 2023-10)

  In this article, we propose the shifted Legendre polynomial-based solution for solving a stochastic integral equation. The properties of shifted Legendre polynomials are discussed. Also, the stochastic operational matrix ...

• Equitable and outdegree equitable domination number of graphs 

  T. R., Thasneem; Menon, Manju K. (Işık University Press, 2023-10)

  Let G = (V, E) be a simple graph. A subset D of V is said to be a dominating set of G, if each vertex in V is either in D or has a neighbour in D. A subset D of V is said to be an equitable dominating set of G, if for every ...

• Hyperbolic type harmonically convex function and integral inequalities 

  Kodamasingh, Bibhakar; Tariq, Muhammad; Sahoo, Soubhagya Kumar; Ahmad, Hijaz; Nasir, Jamshed (Işık University Press, 2023-10)

  In this paper, we define a new class of harmonic convexity i.e. Hyperbolic type harmonic convexity and explore its algebraic properties. Employing this new definition, some integral inequalities of Hermite-Hadamard type ...

• Alternating method for solving a biharmonic inverse problem in detection of Robin coefficients 

  Jouilik, Bouchta; Daoudi, Jamal; Tajani, Chakir; Abouchabaka, Jaafar (Işık University Press, 2023-10)

  In this paper, we are interested in an inverse problem of detection of corrosion for a biharmonic equation which consists to determine the Robin coefficients in the inaccessible part of the boundary from the Riquiert-Neumann ...

• Face antimgaic labeling of double duplication for some special graphs 

  Kuppan, R.; Shobana, Loganathan (Işık University Press, 2023-10)

  The main objective of the paper is to determine (a, d)? face antimagic labeling for the double duplication of all vertices by edges of ladder, tadpole and m-copies of path graphs. Also, if a graph G is (a, d)? face antimagic ...

• Zagreb equienergetic bipartite graphs 

  Shirdel, Gholam Hassan; Ahmadi, Sara (Işık University Press, 2023-10)

  Let G be a graph with vertices v1, v2, . . . , vn and let di be the degree of vi. The Zagreb matrix of the graph G is the square matrix of order n whose (i, j)-entry is equal to di + dj if the vertices vi and vj are adjacent, ...

• On coefficient estimates for certain subclasses of bi-univalent functions 

  Shah, Shujaat Ali; Noor, Khalida Inayat; Soomro, Muhammad Afzal (Işık University Press, 2023-10)

  We introduce certain subclasses of bi-univalent functions related to the generalized Janowski functions and estimate the general coefficient bound for the newly defined classes. Also, we deduce certain new results and the ...

• Invariances of strongly continuous quasi semigroups and disturbance decoupling problems 

  Sutrima, Sutrima; Mardiyana, Mardiyana; Martini, Titin Sri (Işık University Press, 2023-10)

  In this paper, invariances of a subspace of a Hilbert space under strongly continuous quasi semigroup (C?-quasi semigroup) are characterized. The invariancerelationship between the C?-quasi semigroups and its infinitesimal ...

• Critical point results and their applications 

  Sadeqi, Ildar; Zohrabi, Rasoul; Yaqub Azari, Farnaz (Işık University Press, 2023-10)

  The purpose of this paper is to study the concept of a critical point in complete cone metric spaces and its application in Ekeland type variational principle. For this, we consider the concept of a ?-space, which is weaker ...

• The homogeneous q-difference operator and the related polynomials 

  Saad, Husam Luti; Abdalwahid Arif, Mahmood (Işık University Press, 2023-10)

  We create the homogeneous q-difference operator Ee(a, b; ?) as an extension of the exponential operator E(b?). A new polynomials hn(a, b, x|q?1) are defined as an extension of the q?1-Rogers-Szegö polynomial hn(a, b|q?1). ...

• Signless Laplacian polynomial for splice and link of graphs 

  Ramane, Harishchandra S.; Patil, Daneshwari; Parvathalu, Bolle; Ashoka, K. (Işık University Press, 2023-10)

  The signless Laplacian matrix of a graph G is Q(G) = A(G) + D(G), where A(G) is the adjacency matrix and D(G) is the diagonal degree matrix of a graph G. The characteristic polynomial of the signless Laplacian matrix is ...

• Fixed point results in Ab-metric space 

  Patel, Mittal. K.; Sharma, Jaita P.; Deheri, Gunamani (Işık University Press, 2023-10)

  We derive some fixed point results in Ab- metric space in which map need not be continuous. In addition, we find fixed point and common fixed theorems having rational expressions in the contractive condition. Our results ...

• A subclass of bi-univalent functions related to shell-like curves connected with Fibonacci numbers associated with (p, q)-derivative 

  Nandini, P.; Satyanarayana, Latha (Işık University Press, 2023-10)

  In this paper, we define a new subclass of bi-univalent functions related to shell-like curves connected with Fibonacci numbers by using (p, q)-derivative and the coefficient estimates, Fekete-Szego inequalities are discussed ...

• Application of Mittag–Leffler function on certain subclasses of analytic functions 

  Murugusundaramoorthy, Gangadharan (Işık University Press, 2023-10)

  The purpose of the present paper is to find the sufficient conditions for some subclasses of analytic functions associated with Mittag-Leffler function to be in subclasses of k?ST[A, B] and k?UCV[A, B] involving Jack’s ...

• On the coefficient bounds for a subclass of bi-univalent functions by using S?l?gean differential operators 

  Motamednezhad, Ahmad (Işık University Press, 2023-10)

  Making use of S?l?gean differential operator, in this paper, we introduce and investigate an interesting subclass Sh,p? (k, ?) of bi-univalent functions in the open unit disk U. Furthermore, we find estimates on the |a2| ...

• Upper bound for third Hankel determinant of a class of analytic functions 

  Verma, Sarika; Kumar, Raj; Murugusundaramoorthy, Gangadharan (Işık University Press, 2023-10)

  We establish upper bounds for second Hankel determinant, the Fekete-Szegö functional and third Hankel determinant for normalized analytic functions f ? W?(?, ?),W?(?, ?) = { f : Re ((1 ? ? + 2?)f(z)/z+ (? ? 2?)f?(z) + ...

• Some Hermite–Hadamard inequalities involving weighted integral operators via (h, s, m)-convex functions 

  Kórus, Péter; Nápoles Valdés, Juan Eduardo (Işık University Press, 2023-10)

  In this work, we establish new integral inequalities of Hermite–Hadamard type, within the framework of generalized integrals, which contain the Riemann–Liouville fractional integrals as particular case. We use a definition ...

• Stability analysis of a fractional order coronavirus(COVID-19) epidemic model 

  Khuddush, Mahammad; Prasad, Kapula Rajendra (Işık University Press, 2023-10)

  In this paper a six-compartmental coronavirus(COVID-19) epidemic model is developed. We have divided the total population into five classes, namely susceptible, exposed, infected, treatment, recovered and the concentration ...

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