Dergiler / Hacettepe Journal of Mathematics and Statistics

(Formerly: Hacettepe Bulletin of Natural Sciences and Engineering - Series B) Hacettepe Journal of Mathematics and Statistics is an international peer-reviewed open-access journal ( with no article processing/publishing charge ) devoted to the publication of original research papers and occasional surveys of a suitably high standard, written in English, on all aspects of Mathematics and Statistics. Papers on the interface between Mathematics and Statistics are particularly welcome, including applications to Physics, Actuarial Sciences, Finance, and Economics. Journal Impact Factor Trend 2021 is 0.867. Issue 52(4) of HJMS has been published!

2019 · Cilt: 48 - Sayı: 1

MakaleYazarSayfa
Multi-objective Sustainable Fuzzy Economic Production Quantity (SFEPQ) Model with Demand as Type-2 Fuzzy Number: A Fuzzy Differential Equation ApproachU. K. Bera, B. K. Debnath, P. Majumder1–28
Chebyshev Wavelet Method for Numerical Solutions of Coupled Burgers’ EquationÖ. Oruç, F. Bulut, A. Esen1–16
Chebyshev Wavelet Method for Numerical Solutions of Coupled Burgers' EquationÖ. ORUÇ, F. BULUT, A. ESEN1–16
Chebyshev Wavelet Method for Numerical Solutions of Coupled Burgers' EquationÖ. ORUÇ, F. BULUT, A. ESEN1–16
Comparison of some set open and uniform topologies and some properties of the restriction mapsLamia HARKAT, Smail KELAİAİA, Abderrahmane BOUCHAİR17–27
Conformal slant submersionsMehmet Akif Akyol, Bayram Şahin28–44
Composition in EL–hyperstructuresMichal NOVAK, Irina CRİSTEA45–58
Composition in $EL$-hyperstructuresMichal Novak, Irina Cristea45–58
Composition in $EL$-hyperstructuresMichal Novak, Irina Cristea45–58
Lyapunov-type inequalities for third order linear differential equations with two points boundary conditionsMustafa Fahri AKTAS, Devrim ÇAKMAK59–66
Lyapunov-type inequalities for third order linear differential equations with two points boundary conditionsMustafa Fahri AKTAŞ, Devrim ÇAKMAK59–66
On QF rings and artinian principal ideal ringsAlejandro ALVARADO-GARCİA, César CEJUDO-CASTİLLA, Hugo Alberto RİNCONMEJİA, Ivan Fernando VİLCHİS -MONTALVO, Manuel Gerardo ZORRİLLA- NORİEGA67–74
Caristi type fixed point theorems in fuzzy metric spacesHakan Karayılan, Mustafa Telci75–86
Caristi type fixed point theorems in fuzzy metric spacesHakan KARAYILAN, Mustafa TELCİ75–86
The uniform and pointwise estimates for polynomials on the weighted Lebesgue spaces in the general regions of complex planeP. Özkartepe, F.G. Abdullayev87–101
A note on the embedding properties of p-subgroups in finite groupsXiuyun GUO, Boru Zhang102–111
A note on the embedding properties of $p$-subgroups in finite groupsBoru ZHANG, Xiuyun GUO102–111
A note on the embedding properties of $p$-subgroups in finite groupsBoru ZHANG, Xiuyun GUO102–111
Multi-objective Sustainable Fuzzy Economic Production Quantity (SFEPQ) Model with Demand as Type-2 Fuzzy Number: A Fuzzy Differential Equation ApproachB. K. DEBNATH, P. MAJUMDER, U. K. BERA112–139
Pullback crossed modules in the category of racksKadir EMİR, Hatice Gülsün AKAY140–149
A Related Fixed Point Theorem for F-Contractions on Two Metric SpacesMurat OLGUN, Özge BİÇER, İshak ALTUN, Tuğçe ALYILDIZ150–156
A Related Fixed Point Theorem for $F$-Contractions on Two Metric SpacesMurat OLGUN, Özge BİÇER, Tuğçe ALYILDIZ, İshak ALTUN150–156
A Related Fixed Point Theorem for $F$-Contractions on Two Metric SpacesMurat OLGUN, Özge BİÇER, Tuğçe ALYILDIZ, İshak ALTUN150–156
Ulam-Hyers-Stability for nonlinear fractional neutral differential equationsAzmat Ullah Khan NİAZİ, Jiang WEİ, Mujeeb Ur REHMAN, Du JUN157–169
Ulam-Hyers-Stability for nonlinear fractional neutral differential equationsAzmat Ullah Khan NİAZİ, Jiang WEİ, Mujeeb Ur REHMAN, Du JUN157–169
Improved oscillation results for second-order half-linear delay differential equationsGeorge E. CHATZARAKİS, Irena JADLOVSKA170–179
Improved oscillation results for second-order half-linear delay differential equationsGeorge E. CHATZARAKİS, İrena JADLOVSKA170–179
A note on distributivity of the lattice of L-ideals of a ringDilek BAYRAK, Sultan YAMAK180–185
A note on distributivity of the lattice of $L$-ideals of a ringDilek BAYRAK, Sultan YAMAK180–185
A note on distributivity of the lattice of $L$-ideals of a ringDilek BAYRAK, Sultan YAMAK180–185
Hom-coalgebra cleft extensions and braided tensor Hom-categories of Hom-entwining structuresChen QUANGUO, Wang DİNGGUO186–199
Two classes of risk model with di usion and multiple thresholds: the discounted dividendsWuyuan JİANG200–212
Two classes of risk model with diffusion and multiple thresholds: the discounted dividendsWuyuan JİANG200–212
Two classes of risk model with diffusion and multiple thresholds: the discounted dividendsWuyuan JİANG200–212
Variable selection for high dimensional partially linear varying coe cient errors-in-variables modelsZhaoliang WANG, Liugen XUE213–229
Variable selection for high dimensional partially linear varying coefficient errors-in-variables modelsZhaoliang WANG, Liugen XUE213–229
Variable selection for high dimensional partially linear varying coefficient errors-in-variables modelsZhaoliang WANG, Liugen XUE213–229
Calibration of the empirical likelihood for semiparametric varying-coe cient partially linear models with diverging number of parametersJunwei HE, Xia CHEN230–241
Calibration of the empirical likelihood for semiparametric varying-coefficient partially linear models with diverging number of parametersJunwei HE, Xia CHEN230–241
Calibration of the empirical likelihood for semiparametric varying-coefficient partially linear models with diverging number of parametersJunwei HE, Xia CHEN230–241
A kernel density approach for replacing rounded zeros in compositional data setsJiajia CHEN, Xiaoqin ZHANG, Shengjia Lİ242–254
Equivariant estimation of quantile vector of two normal populations with a common meanManas Ranjan TRİPATHY, Adarsha Kumar JENA, Somesh KUMAR255–273
Estimation of the waiting time of patients in a hospital with simple Markovian model using order statisticsSoma DHAR, Lipi B. MAHANTA, Kishore K. DAS274–289
Strong uniform consistency of a kernel conditional quantile estimator for censored and associated dataWafaa DJELLADJ, Abdelkader TATACHAK290–311
Two-stage network DEA with convex hull in intermediate productsSamira MALEKİ, Ali EBRAHİMNEJAD, Reza Kazemi MATİN312–331
Moments and estimation of reduced Kies distribution based on progressive type-II right censored order statisticsSanku DEY, Mazen NASSAR, Devendra KUMAR332–350