Dergiler / Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics

Communications Faculty of Sciences University of Ankara Series A1: Mathematics and Statistics (Commun. Fac. Sci. Univ. Ank. Ser. A1 Math. Stat.) is a single-blind peer reviewed fully open access journal which has been published since 1948 by Ankara University, accepts original research articles written in English in the fields of Mathematics and Statistics. Review articles written by eminent scientists can also be invited by the Editor. It has been published four times a year since 2022. 2022 WOS Journal Impact Factor: 0.9 Publisher: Ankara University, Faculty of Sciences Owner: Prof. Dr. Sait HALICIOĞLU , Dean of Faculty of Sciences, Ankara University Year Released: 1948 Language: English Editor-in-Chief: Fatma KARAKOÇ ISSN: 1303-5991 e-ISSN: 2618-6470 URL: https://dergipark.org.tr/en/pub/cfsuasmas DOI Prefix: 10.31801/cfsuasmas (before 2018, 10.1501/ Commua1 ) E-Mail: [email protected] Contact Address: Communications Faculty of Sciences University of Ankara 06100 Besevler-ANKARA-TURKEY

2019 · Cilt: 68 - Sayı: 2

MakaleYazarSayfa
On some problems regarding set valued (α,ψ)-F-contractionsMuhammad NAZAM, Hassen AYDİ, Muhammad ARSHAD1240–1255
On the evolute offsets of ruled surfaces using the Darboux frameGülsüm Yeliz ŞENTÜRK, Salim YÜCE1256–1264
On achromatic number of central graph of some graphsN. NİTHYADEVİ, D. VİJAYALAKSHMİ1265–1272
On the inverse problem for finite dissipative Jacobi matrices with a rank-one imaginary partEbru ERGUN1273–1288
On Borel convergence of double sequencesUlas YAMANCİ1289–1293
Equitable edge chromatic number of P_{m}⊗S_{n}⁰ and S_{m}⁰⊗S_{n}⁰J. VENİNSTİNE VİVİK1294–1300
f-Biminimal submanifolds of generalized space formsFatma Karaca1301–1315
Spectral expansion of Sturm-Liouville problems with eigenvalue-dependent boundary conditionsNihal YOKUŞ, Esra KIR ARPAT1316–1334
Vertex magic total labeling of middle and total graph of cycleR. Vimal KUMAR, D. VİJAYALAKSHMİ1335–1340
Degree based topological invariants of splitting graphG MOHANAPPRİYA, D. VİJAYALAKSHMİ1341–1349
A note on dominator chromatic number of line graph and jump graph of some graphsR. KALAİVANİ, D. VİJAYALAKSHMİ1350–1358
On generalized taxicab metric in three dimensional spaceHarun Barış ÇOLAKOĞLU1359–1369
A note on harmonic maps of statistical manifoldsFatma Muazzez ŞİMŞİR1370–1376
Weighted standard deviation method for X and S control chartsDerya KARAGÖZ1377–1386
Global existence and stability results for Hadamard--Volterra--Stieltjes integral equationsSaid BAGHDAD, Mouffak BENCHOHRA1387–1400
Global existence and stability results for Hadamard--Volterra--Stieltjes integral equationsSaid BAGHDAD, Mouffak BENCHOHRA1387–1400
Coefficient estimates for a new subclass of m-fold symmetric analytic bi-univalent functionsSerap BULUT1401–1410
Equilibrium and Stability Analysis of Takagi-Sugeno Fuzzy Delayed Cohen-Grossberg Neural NetworksNeyir OZCAN1411–1426
On the periodicity of the solution of a rational difference equationA. M. ALOTAİBİ, M. S. M. NOORANİ, M. A. EL-MONEAM1427–1434
The mean remaining strength of parallel systems in a stress-strength model based on exponential distributionFatih KIZILASLAN1435–1451
Some Tauberian theorems for weighted means of double integralsGökşen FINDIK, İbrahim ÇANAK1452–1461
On irregular coloring of wheel related graphsA. ROHİNİ, M. VENKATACHALAM1462–1472
On subsequentially convergent sequencesS.a. SEZER, İ. ÇANAK1473–1481
A numerical solution study on singularly perturbed convection-diffusion nonlocal boundary problemDerya ARSLAN, Musa CAKİR1482–1491
Coefficient bounds for a certain subclass of analytic and bi-univalent functionsNizami MUSTAFA, Veysel NEZİR1492–1505
The Topp-Leone generalized odd log-logistic family of distributions: properties, characterizations and applicationsM. Ç. KORKMAZ, H. M. YOUSOF, M. ALİZADEH, G.g. HAMEDANİ1506–1527
Investigation of the dependence structure in seismic hazard analysis: an application for TurkeySerpil ÜNAL KARAÇAM1528–1542
Some generalized Hermite-Hadamard type inequalities by using the harmonic convexity of differentiable mappingsMuhammad Amer LATİF, Sabir HUSSAİN1543–1555
Improved Hermite Hadamard type inequalities for harmonically convex functions via Katugampola fractional integralsZeynep ŞANLI, Tuncay KÖROĞLU, Mehmet KUNT1556–1575
Some characterizations for spacelike inclined curvesM. Aykut AKGUN, A.ihsan SİVRİDAG1576–1585
A mathematical model of Hepatitis B transmission in TurkeyMeltem Gölgeli1586–1595
Texture spaces with idealMemet KULE, Şenol DOST1596–1610
A new result for weighted arithmetic mean summability factors of infinite series involving almost increasing sequencesŞebnem YILDIZ1611–1620
Remarks on almost η-Ricci solitons in (ε)-para Sasakian manifoldsAdara M. BLAGA, Selcen Yüksel PERKTAŞ1621–1628
Remarks on almost η-Ricci solitons in (ε)-para Sasakian manifoldsAdara M. BLAGA, Selcen Yüksel PERKTAŞ1621–1628
On strong N_{θ}^{α}(A,F)-convergenceHacer ŞENGÜL, Zelal ARICA1629–1637
On strong N_{θ}^{α}(A,F)-convergenceHacer ŞENGÜL, Zelal ARICA1629–1637
On equitable chromatic number of Tadpole graph T_{m,n}K. PRAVEENA, M. VENKATACHALAM1638–1646
On equitable chromatic number of Tadpole graph T_{m,n}K. PRAVEENA, M. VENKATACHALAM1638–1646
Convolution Properties for Salagean-type Analytic Functions Defined by q- Difference OperatorAsena ÇETİNKAYA1647–1652
Convolution Properties for Salagean-type Analytic Functions Defined by q- Difference OperatorAsena ÇETİNKAYA1647–1652
Baues cofibration for quadratic modules of Lie algebrasKoray YILMAZ, Elis SOYLU YILMAZ1653–1663
A simulation study of the Bayes estimator for parameters in Weibull distributionEsin KÖKSAL BABACAN, Samet Kaya1664–1674
On a solvable system of difference equations of higher-order with period two coefficientsYasin YAZLİK, Merve KARA1675–1693
C-class functions on some coupled fixed point theorems in partially ordered S-metric spacesVishal GUPTA, Arslan Hojat ANSARİ, Naveen MANİ1694–1708
Portfolio selection based on a nonlinear neural network: An application on the Istanbul Stock Exchange (ISE30)İlgım YAMAN, Türkan ERBAY DALKILIÇ1709–1723
Sequentially Hausdorff and full sequentially Hausdorff spacesHürmet Fulya AKIZ, Lokman KOÇAK1724–1732
(p; q)-FIBONACCI AND (p; q)-LUCAS SUMS BY THE DERIVATIVES OF SOME POLYNOMIALSB. DEMİRTÜRK BİTİM, N. TOPAL1733–1741
The cubic eigenparameter dependent discrete Dirac equations with principal functionsTurhan KÖPRÜBAŞI1742–1760
Henneberg's algebraic surfaces in Minkowski 3-spaceErhan GÜLER, Vahit ZAMBAK1761–1773
Henneberg's algebraic surfaces in Minkowski 3-spaceErhan GÜLER, Vahit ZAMBAK1761–1773
The dimension of products of n homogeneous components in free lie algebrasNil MANSUROĞLU1774–1779
Approximately gamma-rings in proximal relator spacesMustafa UÇKUN1780–1796
Approximately gamma-rings in proximal relator spacesMustafa UÇKUN1780–1796
Principal functions of impulsive difference operators on semi axisİbrahim ERDAL, Şeyhmus YARDIMCI1797–1810
Supra bT-set connected functions in supra topological spacesK. KRİSHNAVENİ, M. VİGNESHWARAN1811–1818
On two types almost (α,F_{d})-contractions on quasi metric spaceHatice ASLAN HANÇER1819–1830
On two types almost (α,F_{d})-contractions on quasi metric spaceHatice ASLAN HANÇER1819–1830
Fixed point results for Pata contraction on a metric space with a graph and its applicationMaryam RAMEZANİ, Asma ARİAN1831–1840
On some new inequalities of Hermite Hadamard types for hyperbolic p-convex functionsZeinab YEHİA, Nashat Faried, Mohamed S. S. ALİ1841–1851
Schatten-von Neumann characteristic of infinite tridiagonal block operator matricesPembe IPEK AL, Zameddin ISMAİLOV1852–1866
Prime ideals of nearness semiringsMehmet Ali ÖZTÜRK, İrfan TEMUR1867–1878
The inverse kinematics of rolling contact of timelike curves lying on timelike surfacesMehmet AYDİNALP, Mustafa KAZAZ, Hasan Hüseyin UĞURLU1879–1894
Automatic structure for generalized Bruck-Reilly ∗-extension of a monoidEylem GÜZEL KARPUZ1895–1908
Automatic structure for generalized Bruck-Reilly ∗-extension of a monoidEylem GÜZEL KARPUZ1895–1908
Certain subclasses of bi-univalent functions related to k-Fibonacci numbersH.özlem GÜNEY, G. MURUGUSUNDARAMOORTHY, Janusz SOKOL1909–1921
Convergence of solutions of nonautonomous Nicholson's Blowflies model with impulsesElif DEMİRCİ, Fatma KARAKOÇ1922–1929
Convergence of solutions of nonautonomous Nicholson's Blowflies model with impulsesElif DEMİRCİ, Fatma KARAKOÇ1922–1929
Spherical indicatrices of a Bertrand curve in three dimensional Lie groupsAli ÇAKMAK, Sezai KIZILTUĞ1930–1938
The matrix sequence in terms of bi-periodic Fibonacci numbersArzu COSKUN, Necati TASKARA1939–1949
Loxodromes on helicoidal surfaces and tubes with variable radius in E⁴Murat BABAARSLAN1950–1958
Some integral inequalities of the Hermite-Hadamard type for s-convex stochastic processes on n-coordinatesNurgül OKUR, Vildan KARAHAN1959–1973
Some integral inequalities of the Hermite-Hadamard type for s-convex stochastic processes on n-coordinatesNurgül OKUR, Vildan KARAHAN1959–1973
ω-continuity on generalized neighbourhood systemsEsra DALAN YILDIRIM1974–1982
ω-continuity on generalized neighbourhood systemsEsra DALAN YILDIRIM1974–1982
On generic submanifold of Sasakian manifold with concurrent vector fieldHalil İbrahim YOLDAŞ, Şemsi EKEN MERİÇ, Erol YAŞAR1983–1994
On Stancu type generalization of (p,q)-Baskakov-Kantorovich operatorsKadir KANAT, Melek SOFYALIOĞLU1995–2013
On Stancu type generalization of (p,q)-Baskakov-Kantorovich operatorsKadir KANAT, Melek SOFYALIOĞLU1995–2013
Approximation by Nörlund and Riesz means in weighted Lebesgue space with variable exponentAhmet TESTİCİ2014–2025
A new subclass of uniformly spirallike functions with fixed coefficientsGeetha BALACHANDAR2026–2036
A regression type estimator for mean estimation under ranked set sampling alongside the sensitivity issueUsman SHAHZAD, Muhammad HANİF, Nursel KOYUNCU, Amelia Victoria Garcia LUENGO2037–2049
Fuzzy Markov chains modeling of aggregation processesNursin Bas CATAK2050–2063
Algorithmic approach of cordial labeling on Cartesian product between balanced bipartite graph and pathSumonta GHOSH, Anita PAL2064–2078
Position vectors of curves with recpect to Darboux frame in the Galilean space G³Tevfik ŞAHİN, Buket Ceylan DİRİŞEN2079–2093
On (λ,A)-statistical convergence of order αHacer ŞENGÜL, Özlem KOYUN2094–2103
On (λ,A)-statistical convergence of order αHacer ŞENGÜL, Özlem KOYUN2094–2103
The M-polynomial of line graph of subdivision graphsSourav Mondal, Nilanjan De, Anita Pal2104–2116
Local T2 extended pseudo-quasi-semi metric spacesTesnim BARAN2117–2127
(alpha,m1,m2)-convexity and some inequalities of Hermite-Hadamard typeHuriye KADAKAL2128–2142
(alpha,m1,m2)-convexity and some inequalities of Hermite-Hadamard typeHuriye KADAKAL2128–2142
An almost orthosymmetric bilinear mapRuşen YILMAZ2143–2153
On some approximation properties of the Gauss-Weierstrass operatorsBaşar YILMAZ2154–2160
(θ,μ,τ)-neighborhood for analytic functions involving modified sigmoid functionMurat ÇAĞLAR, Halit ORHAN2161–2169
(θ,μ,τ)-neighborhood for analytic functions involving modified sigmoid functionMurat ÇAĞLAR, Halit ORHAN2161–2169
Approximation properties of modified q-Bernstein-Kantorovich operatorsAna Maria ACU, Purshottam AGRAWAL, Dharmendra KUMAR2170–2197
C^{∗}-algebra-valued rectangular b-metric spaces and some fixed point theoremsG. KALPANA, Z. Sumaiya TASNEEM2198–2208
C^{∗}-algebra-valued rectangular b-metric spaces and some fixed point theoremsG. KALPANA, Z. Sumaiya TASNEEM2198–2208
Properties of Δ^{∗}-closed maps in topological spacesK. MEENA, D. ARİVUOLİ, K. SİVAKAMASUNDARİ2209–2215
Properties of Δ^{∗}-closed maps in topological spacesK. MEENA, D. ARİVUOLİ, K. SİVAKAMASUNDARİ2209–2215
Algebraic structure of square matrices over residuated latticesArsham BORUMAND SAEİD, E ESLAMİ, S BALAEİ2216–2237
Decision making for portfolio selection by fuzzy multi criteria linear programmingSerkan AKBAŞ, Türkan ERBAY DALKILIÇ2238–2257
Generalizations of some results on generalized polynomial identitiesMünevver Pınar EROĞLU2258–2263
Mean ergodic type theoremsGencay OĞUZ, Cihan ORHAN2264–2271
On the limit of discrete q-Hermite I polynomialsRezan SEVİNİK ADIGÜZEL, Sakina ALWHİSHİ, Mehmet TURAN2272–2282
On a graph of ideals of a commutative ringMehdi KHORAMDEL, Shahabaddin EBRAHİMİ ATANİ, Saboura DOLATİ PİSHHESARİ2283–2297
[1,2]-Complementary connected domination number of graphs-IIIG. MAHADEVAN, K. RENUKA2298–2312
Approximation properties of Bernstein-Kantorovich type operators of two variablesDöne KARAHAN, Aydın İZGİ2313–2323
I-lacunary statistical convergence of weighted g via modulus functions in 2-normed spacesEkrem SAVAŞ, Ulas YAMANCİ, Mehmet GÜRDAL2324–2332