Matching numbers in fuzzy graphs M. KhaliliR. A. BorzooeiM. Deldar Original Research 01 January 2021 Pages: 1 - 22
On (distance) signless Laplacian spectra of graphs B. R. RakshithKinkar Chandra DasM. A. Sriraj Original Research 02 January 2021 Pages: 23 - 40
Stochastic predator–prey Lévy jump model with Crowley–Martin functional response and stage structure Jaouad Danane Original Research 05 January 2021 Pages: 41 - 67
Augmented Lagrangian approach for a bilateral free boundary problem Youness El YazidiAbdellatif Ellabib Original Research 06 January 2021 Pages: 69 - 88
The average Steiner 3-eccentricity of block graphs Xingfu LiGuihai Yu Original Research 06 January 2021 Pages: 89 - 100
Representations and properties for the MPCEP inverse Dijana MosićIvan I. KyrcheiPredrag S. Stanimirović Original Research 06 January 2021 Pages: 101 - 130
On Connected Graphs Having the Maximum Connective Eccentricity Index Shahid ZamanAkbar Ali Original Research 07 January 2021 Pages: 131 - 142
Bifurcations in a modified Leslie–Gower predator–prey discrete model with Michaelis–Menten prey harvesting Anuraj SinghPradeep Malik Original Research 07 January 2021 Pages: 143 - 174
Well-posedness and ill-posedness results for backward problem for fractional pseudo-parabolic equation Le Dinh LongYong ZhouNguyen Huy Tuan Original Research 07 January 2021 Pages: 175 - 206
Oscillation criteria for solution of hyperbolic delay dynamic equations with time and spatial variables on arbitrary time scales R. RameshS. HarikrishnanP. Prakash Original Research 08 January 2021 Pages: 207 - 219
Existence-uniqueness and fixed-point iterative method for general nonlinear fourth-order boundary value problems Shih-Hsiang Chang Original Research 08 January 2021 Pages: 221 - 231
The concept of hierarchy of algebras and graphs Francisco J. CruzAbraham Del ValleManuel Pena Original Research 08 January 2021 Pages: 233 - 255
Relations on neutrosophic soft set and their application in decision making Orhan Dalkılıç Original Research 08 January 2021 Pages: 257 - 273
Bifurcation phenomena in the peristaltic transport of non-Newtonian fluid with heat and mass transfer effects H. A. HoshamN. M. Hafez Original Research 08 January 2021 Pages: 275 - 299
Extremal phenylene chains with respect to detour indices Hechao LiuXiaona Fang Original Research 08 January 2021 Pages: 301 - 316
Iterative solution to a class of complex matrix equations and its application in time-varying linear system Wenli WangCaiqin SongShipu Ji Original Research 08 January 2021 Pages: 317 - 341
Solving nonlinear monotone operator equations via modified SR1 update Auwal Bala AbubakarJamilu Sabi’uAbdullah Shah Original Research 11 January 2021 Pages: 343 - 373
A multi-age mathematical modeling of the dynamics of population diabetics with effect of lifestyle using optimal control Abdelfatah KouidereBouchaib KhajjiMostafa Rachik Original Research 11 January 2021 Pages: 375 - 403
A Legendre reproducing kernel method with higher convergence order for a class of singular two-point boundary value problems Minqiang XuEmran Tohidi Original Research 11 January 2021 Pages: 405 - 421
Global dynamics of a higher order difference equation with a quadratic term Erkan Taşdemir Original Research 11 January 2021 Pages: 423 - 437
General solutions to systems of difference equations and some of their representations Amira KhelifaYacine Halim Original Research 11 January 2021 Pages: 439 - 453
Compensatory and overcompensatory dynamics in prey–predator systems exposed to harvest Arild WikanØrjan Kristensen Original Research Open access 11 January 2021 Pages: 455 - 479
A proof of a conjecture on maximum Wiener index of oriented ladder graphs Tadeja Kraner ŠumenjakSimon ŠpacapanDaša Štesl Original Research 13 January 2021 Pages: 481 - 493
Graphs that minimizing max–min rodeg index DeWei ZhaoWumei DuZheng Xie Original Research 17 January 2021 Pages: 495 - 505
On the watching number of graphs using discharging procedure Modjtaba GhorbaniSheyda Maddah Original Research 18 January 2021 Pages: 507 - 518
Modeling the transmission dynamics of malaria with saturated treatment: a case study of India Akhil Kumar SrivastavMini Ghosh Original Research 19 January 2021 Pages: 519 - 540
Decision-making analysis based on q-rung picture fuzzy graph structures Muzzamal SitaraMuhammad AkramMuhammad Riaz Original Research 20 January 2021 Pages: 541 - 577
Neighbors degree sum energy of graphs H. S. BoregowdaR. B. Jummannaver Original Research 20 January 2021 Pages: 579 - 603
Some results for initial value problem of nonlinear fractional equation in Sobolev space Djalal BoucennaAli BoulfoulBrahim Tellab Original Research 21 January 2021 Pages: 605 - 621
Modeling the effect of population pressure on the dynamics of carbon dioxide gas A. K. MisraAnjali Jha Original Research 22 January 2021 Pages: 623 - 640
A dynamical model for HIV-typhoid co-infection with typhoid vaccine Tsegaye Kebede IrenaSunita Gakkhar Original Research 22 January 2021 Pages: 641 - 670
Numerical method for a non-local boundary value problem with Caputo fractional order S. Joe Christin MaryAyyadurai Tamilselvan Original Research 23 January 2021 Pages: 671 - 687
Self-dual and LCD double circulant and double negacirculant codes over \({\mathbb {F}}_q+u{\mathbb {F}}_q+v{\mathbb {F}}_q\) Shikha YadavHabibul IslamPatrick Solé Original Research 25 January 2021 Pages: 689 - 705
An application of a novel geometric criterion to global-stability problems of a nonlinear SEIVS epidemic model Xingyu WangZhijun LiuHuili Xiang Original Research 08 February 2021 Pages: 707 - 730
Correction to: A new full-Newton step interior-point method for P*(κ)-LCP based on a positive-asymptotic kernel function Mingwang ZhangKun HuangYanli Lv Correction 11 February 2021 Pages: 731 - 731
Asymptotic behavior of a discrete-time density-dependent SI epidemic model with constant recruitment M. R. S. KulenoviĆM. NurkanoviĆAbdul-Aziz Yakubu Original Research 12 February 2021 Pages: 733 - 753
Fractional methicillin-resistant Staphylococcus aureus infection model under Caputo operator Bahar AcayMustafa IncAbdullahi Yusuf Original Research 12 February 2021 Pages: 755 - 783
A stochastic epidemic model with infectivity in incubation period and homestead–isolation on the susceptible Dongchen ShangguanZhijun LiuRonghua Tan Original Research 15 February 2021 Pages: 785 - 805
Constacyclic codes of length \((p^r,p^s)\) over mixed alphabets Hai Q. DinhTushar BagWarattaya Chinnakum Original Research 15 February 2021 Pages: 807 - 832
Neural network approaches based on new NCP-functions for solving tensor complementarity problem Ya-Jun XieYi-Fen Ke Original Research 16 February 2021 Pages: 833 - 853
Oligopolistic competition among the wireless internet service providers of Malaysia using fuzzy soft graphs Hafiza Saba NawazMuhammad Akram Original Research 18 February 2021 Pages: 855 - 890
Two strongly convergent methods governed by pseudo-monotone bi-function in a real Hilbert space with applications Kanikar MuangchooHabib ur RehmanPoom Kumam Original Research 24 February 2021 Pages: 891 - 917
A second order numerical method for singularly perturbed problem with non-local boundary condition Musa CakirGabil M. Amiraliyev Original Research 25 February 2021 Pages: 919 - 936
Four classes of new entanglement-assisted quantum optimal codes Xiaojing ChenShixin ZhuBinbin Pang Original Research 13 March 2021 Pages: 937 - 952
