Research in Mathematics, Volume 9, Issue 1 (2022)

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Research in Mathematics, Volume 9, Issue 1 (2022)

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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
Property of Gompertz data through convex of upper limit estimated with logistic difference equation
Daisuke Satoh
Article: 2011645
Published online: 30 Jan 2022
AbstractforProperty of Gompertz data through convex of upper limit estimated with logistic difference equation | Full Text | References | PDF (2.4 MB) | EPUB
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Article
The state intermittent feedback control of exponential stability for linear system with mixed time-varying delays
Thongchai Botmart & Patarawadee Prasertsang
Article: 2013589
Published online: 12 Feb 2022
AbstractforThe state intermittent feedback control of exponential stability for linear system with mixed time-varying delays | Full Text | References | PDF (863.6 KB) | EPUB
  • 812 Views
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PURE MATHEMATICS

Article
A novel numerical approach for singularly perturbed parabolic convection-diffusion problems on layer-adapted meshes
Fasika Wondimu Gelu & Gemechis File Duressa
Article: 2020400
Published online: 22 Feb 2022
AbstractforA novel numerical approach for singularly perturbed parabolic convection-diffusion problems on layer-adapted meshes | Full Text | References | PDF (2.4 MB) | EPUB
  • 1196 Views
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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
Bühlmann credibility approach to systematic mortality risk modeling for sub-Saharan Africa populations (Kenya)
Joab Odhiambo, Philip Ngare & Patrick Weke
Article: 2023979
Published online: 31 Jan 2022
AbstractforBühlmann credibility approach to systematic mortality risk modeling for sub-Saharan Africa populations (Kenya) | Full Text | References | PDF (744.9 KB) | EPUB
  • 1462 Views
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Article
A mathematical analysis of prey-predator population dynamics in the presence of an SIS infectious disease
Assane Savadogo, Boureima Sangaré & Hamidou Ouedraogo
Article: 2020399
Published online: 14 Mar 2022
AbstractforA mathematical analysis of prey-predator population dynamics in the presence of an SIS infectious disease | Full Text | References | PDF (9.6 MB) | EPUB
  • 3004 Views
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Article
Mathematical model for prevention and control of cholera transmission in a variable population
Martins O. Onuorah, F. A. Atiku & H. Juuko
Article: 2018779
Published online: 25 Mar 2022
AbstractforMathematical model for prevention and control of cholera transmission in a variable population | Full Text | References | PDF (2.3 MB) | EPUB
  • 3781 Views
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Article
A 3-component superposed Ornstein-Uhlenbeck model applied to financial stock markets
Maria C. Mariani, Peter K. Asante, Osei K. Tweneboah & William Kubin
Article: 2024339
Published online: 06 Apr 2022
AbstractforA 3-component superposed Ornstein-Uhlenbeck model applied to financial stock markets | Full Text | References | PDF (1.8 MB) | EPUB
  • 933 Views
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Article
Reciprocals of the modified 2-series tails
Kantaphon Kuhapatanakul & Lalita Nilasinwong
Article: 2045689
Published online: 25 Mar 2022
AbstractforReciprocals of the modified 2-series tails | Full Text | References | PDF (453.4 KB) | EPUB
  • 847 Views
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Article
Existence results for some partial stochastic integrodifferential equations with nonlocal conditions in Hilbert spaces
Mamadou Abdoul Diop, Khalil Ezzinbi, Mamadou Pathe Ly & Baboucarr Ceesay
Article: 2043019
Published online: 12 Apr 2022
AbstractforExistence results for some partial stochastic integrodifferential equations with nonlocal conditions in Hilbert spaces | Full Text | References | PDF (697.6 KB) | EPUB
  • 942 Views
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STATISTICS

Article
New two-way discrete frequency table with application to English Premier League data
M. B. Mohammed, H. S. Zulkafli, N. Ali, O. R. Olaniran & H. Ahmed
Article: 2063538
Published online: 24 Apr 2022
AbstractforNew two-way discrete frequency table with application to English Premier League data | Full Text | References | PDF (562.2 KB) | EPUB
  • 667 Views
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PURE MATHEMATICS

Article
On a q-best approximation formulas for the L2-multiplier operators and applications
Nemri Akram
Article: 2066812
Published online: 01 May 2022
AbstractforOn a q-best approximation formulas for the L2-multiplier operators and applications | Full Text | References | PDF (2.1 MB) | EPUB
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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
Solving equations with real Jordan canonical forms
Zi-Zong Yan & Zhi-Jia Shu
Article: 2068740
Published online: 03 May 2022
AbstractforSolving equations with real Jordan canonical forms | Full Text | References | PDF (585.7 KB) | EPUB
  • 859 Views
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PURE MATHEMATICS

Article
Integer representations in numeration system with Fibonacci squares
Hiroto Sekido & Masashi Iwasaki
Article: 2069647
Published online: 03 May 2022
AbstractforInteger representations in numeration system with Fibonacci squares | Full Text | References | PDF (451.2 KB) | EPUB
  • 783 Views
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Article
Wigner function and weyl transform, trace class
Mykola Yaremenko
Article: 2065744
Published online: 11 May 2022
AbstractforWigner function and weyl transform, trace class | Full Text | References | PDF (520.9 KB) | EPUB
  • 852 Views
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STATISTICS

Article
A model-based clustering of expectation–maximization and K-means algorithms in crime hotspot analysis
Simon Kojo Appiah, Kingsley Wirekoh, Eric Nimako Aidoo, Samuel Dua Oduro & Yarhands Dissou Arthur
Article: 2073662
Published online: 15 May 2022
AbstractforA model-based clustering of expectation–maximization and K-means algorithms in crime hotspot analysis | Full Text | References | PDF (3.4 MB) | EPUB
  • 1871 Views
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PURE MATHEMATICS

Article
Galerkin finite element method for the generalized delay reaction-diffusion equation
Gemeda Tolessa Lubo & Gemechis File Duressa
Article: 2071388
Published online: 18 May 2022
AbstractforGalerkin finite element method for the generalized delay reaction-diffusion equation | Full Text | References | PDF (3 MB) | EPUB
  • 883 Views
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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
A mathematical model of HIV transmission between commercial sex workers and injection drug users
E. O. Omondi, R. W. Mbogo & L. S. Luboobi
Article: 2082044
Published online: 10 Jun 2022
AbstractforA mathematical model of HIV transmission between commercial sex workers and injection drug users | Full Text | References | PDF (929.1 KB) | EPUB
  • 1391 Views
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Article
Theoretical construction and algorithms specifying determinants of ±1 matrices of the spectrum
Chrysovalantis A. Sfyrakis
Article: 2088079
Published online: 14 Jun 2022
AbstractforTheoretical construction and algorithms specifying determinants of ±1 matrices of the spectrum | Full Text | References | PDF (460.2 KB) | EPUB
  • 494 Views
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Article
Towards quality and equitable education in South Africa: Unpacking the relationship between teacher factors, students’ socioeconomic background and mathematics achievements
Ernest Mensah & David Baidoo-Anu
Article: 2088645
Published online: 15 Jun 2022
AbstractforTowards quality and equitable education in South Africa: Unpacking the relationship between teacher factors, students’ socioeconomic background and mathematics achievements | Full Text | References | PDF (991.8 KB) | EPUB
  • 2179 Views
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STATISTICS

Article
Estimating sample sizes for evidential t tests
Peter M.B. Cahusac & Samer E. Mansour
Article: 2089373
Published online: 17 Jun 2022
AbstractforEstimating sample sizes for evidential t tests | Full Text | References | PDF (863.6 KB) | EPUB
  • 1026 Views
  • 1 CrossRef citations
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PURE MATHEMATICS

Article
Boros integral involving the generalized multi-index Mittag-Leffler function and incomplete I-functions
Dinesh Kumar, Frédéric Ayant, Poonam Nirwan & D.L. Suthar
Article: 2086761
Published online: 21 Jun 2022
AbstractforBoros integral involving the generalized multi-index Mittag-Leffler function and incomplete I-functions | Full Text | References | PDF (1.2 MB) | EPUB
  • 634 Views
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Article
Basic properties of NK(p, q) type spaces with hadamard gap series in the unit ball of Cn
M. A. Bakhit & Munirah Aljuaid
Article: 2091724
Published online: 04 Jul 2022
AbstractforBasic properties of NK(p, q) type spaces with hadamard gap series in the unit ball of Cn | Full Text | References | PDF (784.6 KB) | EPUB
  • 443 Views
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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
Some mathematical properties of Odd Kappa-G family
Ali A. Al-Shomrani
Article: 2095091
Published online: 07 Jul 2022
AbstractforSome mathematical properties of Odd Kappa-G family | Full Text | References | PDF (1.1 MB) | EPUB
  • 1352 Views
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COMPUTATIONAL SCIENCE

Article
A comparison of normality tests towards convoluted probability distributions
Desmond Ag-Yi & Eric N. Aidoo
Article: 2098568
Published online: 12 Jul 2022
AbstractforA comparison of normality tests towards convoluted probability distributions | Full Text | References | PDF (2.6 MB) | EPUB
  • 716 Views
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PURE MATHEMATICS

Article
Redefined cubic B-spine finite element method for the generalized diffusion equation with delay
Gemeda Tolessa Lubo & Gemechis File Duressa
Article: 2095092
Published online: 17 Jul 2022
AbstractforRedefined cubic B-spine finite element method for the generalized diffusion equation with delay | Full Text | References | PDF (2.9 MB) | EPUB
  • 797 Views
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Correction

Correction
Correction
Article: 2107778
Published online: 10 Aug 2022
CitationforCorrection | Full Text | PDF (135.9 KB) | EPUB
  • 266 Views
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Free Access

COMPUTATIONAL SCIENCE

Article
The behaviour of rank correlation coefficients for incomplete data
Cahyo Crysdian
Article: 2107793
Published online: 07 Aug 2022
AbstractforThe behaviour of rank correlation coefficients for incomplete data | Full Text | References | PDF (2.4 MB) | EPUB
  • 576 Views
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PURE MATHEMATICS

Article
Solving singularly perturbed delay differential equations via fitted mesh and exact difference method
Mesfin Mekuria Woldaregay
Article: 2109301
Published online: 21 Aug 2022
AbstractforSolving singularly perturbed delay differential equations via fitted mesh and exact difference method | Full Text | References | PDF (906.2 KB) | EPUB
  • 1305 Views
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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
Numerical scheme that eliminates dispersive wiggles due to leapfrog differencing
Priyanka Rao & Valipuram S. Manoranjan
Article: 2115873
Published online: 08 Sep 2022
AbstractforNumerical scheme that eliminates dispersive wiggles due to leapfrog differencing | Full Text | References | PDF (1.9 MB) | EPUB
  • 547 Views
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Article
A vector approach to orthogonality, rotation, and reflexion on unit conics and an application to physics
François Dubeau
Article: 2122164
Published online: 13 Sep 2022
AbstractforA vector approach to orthogonality, rotation, and reflexion on unit conics and an application to physics | Full Text | References | PDF (464.8 KB) | EPUB
  • 388 Views
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PURE MATHEMATICS

Article
Uniformly convergent numerical method for singularly perturbed parabolic differential equations with non-smooth data and large negative shift
Wondimagegnehu Simon Hailu & Gemechis File Duressa
Article: 2119677
Published online: 18 Sep 2022
AbstractforUniformly convergent numerical method for singularly perturbed parabolic differential equations with non-smooth data and large negative shift | Full Text | References | PDF (3.7 MB) | EPUB
  • 891 Views
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APPLIED & INTERDISCIPLINARY MATHEMATICS

Article
Algorithms based on a 3-derivative method for singular differential equations including equations with blow-up solutions
S. N. Jator, N. A. Coleman & I. O. Amusan
Article: 2121361
Published online: 29 Sep 2022
AbstractforAlgorithms based on a 3-derivative method for singular differential equations including equations with blow-up solutions | Full Text | References | PDF (2.4 MB) | EPUB
  • 494 Views
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Article
Weak convergence of balanced implicit methods for Ito-type stochastic differential equations with variable step sizes
Henri Schurz
Article: 2130253
Published online: 14 Oct 2022
AbstractforWeak convergence of balanced implicit methods for Ito-type stochastic differential equations with variable step sizes | Full Text | References | PDF (752.7 KB) | EPUB
  • 624 Views
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Open Access

Short Communication

Article
A new proof on the root geometry of Hurwitz-symmetric polynomials
J. I. Mulero Martínez
Article: 2141172
Published online: 18 Nov 2022
AbstractforA new proof on the root geometry of Hurwitz-symmetric polynomials | Full Text | References | PDF (574.7 KB) | EPUB
  • 527 Views
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Research Article

Article
Mathematics education: Promoting interdisciplinarity with science and technology
Maria Cristina Costa & António Domingos
Article: 2134628
Published online: 16 Nov 2022
AbstractforMathematics education: Promoting interdisciplinarity with science and technology | Full Text | References | PDF (2.5 MB) | EPUB
  • 1118 Views
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Engineering Mathematics

Article
Optimization of bilateral filter parameters using a whale optimization algorithm
Mehrdad Nabahat, Farzin Modarres Khiyabani & Nima Jafari Navmipour
Article: 2140863
Published online: 23 Nov 2022
AbstractforOptimization of bilateral filter parameters using a whale optimization algorithm | Full Text | References | PDF (8.2 MB) | EPUB
  • 791 Views
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Applied & Interdisciplinary Mathematics

Article
Existence results of mild solutions for some stochastic integrodifferential equations with state-dependent delay and noninstantaneous impulses in Hilbert spaces
Mamadou Niang, Amadou Diop, Mohamed Didiya & Mamadou Abdoul Diop
Article: 2141173
Published online: 01 Dec 2022
AbstractforExistence results of mild solutions for some stochastic integrodifferential equations with state-dependent delay and noninstantaneous impulses in Hilbert spaces | Full Text | References | PDF (942.9 KB) | EPUB
  • 651 Views
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Pure Mathematics

Article
A novel algorithm for singularly perturbed parabolic differential-difference equations
Imiru Takele Daba & Gemechis File Duressa
Article: 2133211
Published online: 04 Dec 2022
AbstractforA novel algorithm for singularly perturbed parabolic differential-difference equations | Full Text | References | PDF (2.3 MB) | EPUB
  • 542 Views
  • 1 CrossRef citations
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PURE MATHEMATICS

Article
Parameter-uniform cubic spline method for singularly perturbed parabolic differential equation with large negative shift and integral boundary condition
Wondimagegnehu Simon Hailu & Gemechis File Duressa
Article: 2151080
Published online: 05 Dec 2022
AbstractforParameter-uniform cubic spline method for singularly perturbed parabolic differential equation with large negative shift and integral boundary condition | Full Text | References | PDF (2.8 MB) | EPUB
  • 817 Views
  • 1 CrossRef citations
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Article
On allowable properties and spectrally arbitrary sign pattern matrices
Dipak. S. Jadhav & Rajendra. P. Deore
Article: 2148423
Published online: 01 Dec 2022
AbstractforOn allowable properties and spectrally arbitrary sign pattern matrices | Full Text | References | PDF (1.8 MB) | EPUB
  • 498 Views
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Article
Some results of new extended beta, hypergeometric, Appell and Lauricella matrix functions
Ashish Verma, Saurabh Bajpai & Komal Singh Yadav
Article: 2151555
Published online: 01 Dec 2022
AbstractforSome results of new extended beta, hypergeometric, Appell and Lauricella matrix functions | Full Text | References | PDF (532.4 KB) | EPUB
  • 649 Views
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Article
Some results on the parameters of the general difference sets correspond to circulant partial Hadamard matrices
Set Theory
Pankaj Kumar Manjhi
Article: 2152961
Published online: 16 Dec 2022
AbstractforSome results on the parameters of the general difference sets correspond to circulant partial Hadamard matrices | Full Text | References | PDF (647.4 KB) | EPUB
  • 503 Views
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