Keyword Index

A

  • Amalgam spaces Existence of weak solutions to a convection– diffusion equation in amalgam spaces [Volume 30, Issue 1, 2022, Pages 1-19]
  • Antiplane strain Closed form solution for a semi‑infinite crack moving in an infinite orthotropic material with a circular crack breaker under antiplane strain [Volume 30, Issue 1, 2022, Pages 1-11]
  • Asymptotic to normality Nonparametric Test for a class of Lifetime Distribution UBAC(2) Based on the Laplace Transform [Volume 30, Issue 1, 2022, Pages 1-11]

B

  • Bifurcation An integer‑order SIS epidemic model having variable population and fear effect: comparing the stability with fractional order [Volume 30, Issue 1, 2022, Pages 1-23]

C

  • Casson fluid Casson rheological flow model in an inclined stenosed artery with non‑Darcian porous medium and uadratic thermal convection [Volume 30, Issue 1, 2022, Pages 1-12]
  • Casson nanofluid Chemical entropy generation and secondorder slip condition on hydrodynamic Casson nanofluid flow embedded in a porous medium: a fast convergent method [Volume 30, Issue 1, 2022, Pages 1-25]
  • Chebyshev collocation method Chemical entropy generation and secondorder slip condition on hydrodynamic Casson nanofluid flow embedded in a porous medium: a fast convergent method [Volume 30, Issue 1, 2022, Pages 1-25]
  • Chebyshev polynomials Sums of finite products of Pell polynomials in terms of hypergeometric functions [Volume 30, Issue 1, 2022, Pages 1-20]
  • Chemical reaction Chemical entropy generation and secondorder slip condition on hydrodynamic Casson nanofluid flow embedded in a porous medium: a fast convergent method [Volume 30, Issue 1, 2022, Pages 1-25]
  • Chemotherapy Parameter estimation and sensitivity analysis for a model of tumor–immune interaction in the presence of immunotherapy and chemotherapy [Volume 30, Issue 1, 2022, Pages 1-16]
  • Circular crack breaker Closed form solution for a semi‑infinite crack moving in an infinite orthotropic material with a circular crack breaker under antiplane strain [Volume 30, Issue 1, 2022, Pages 1-11]
  • Closed form solution Closed form solution for a semi‑infinite crack moving in an infinite orthotropic material with a circular crack breaker under antiplane strain [Volume 30, Issue 1, 2022, Pages 1-11]
  • Closed-form solution Investigating the effect of loading on the governing equation at the split region for a semi‑infinite crack in an orthotropic material under antiplane loading [Volume 30, Issue 1, 2022, Pages 1-33]
  • Controlled parameter Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria [Volume 30, Issue 1, 2022, Pages 1-31]
  • Convection–diffusion equations Existence of weak solutions to a convection– diffusion equation in amalgam spaces [Volume 30, Issue 1, 2022, Pages 1-19]
  • Convolution Convolution conditions for two subclasses of analytic functions defined by Jackson q‑difference operator [Volume 30, Issue 1, 2022, Pages 1-10]
  • Coronavirus Mathematical model of the spread of COVID‑19 in Plateau State, Nigeria [Volume 30, Issue 1, 2022, Pages 1-18]
  • COVID-19 Mathematical model of the spread of COVID‑19 in Plateau State, Nigeria [Volume 30, Issue 1, 2022, Pages 1-18]

D

F

  • Fear effect An integer‑order SIS epidemic model having variable population and fear effect: comparing the stability with fractional order [Volume 30, Issue 1, 2022, Pages 1-23]
  • Finite field Unit group of some finite semisimple group algebras [Volume 30, Issue 1, 2022, Pages 1-9]
  • Finite products Sums of finite products of Pell polynomials in terms of hypergeometric functions [Volume 30, Issue 1, 2022, Pages 1-20]
  • Fractional-order system An integer‑order SIS epidemic model having variable population and fear effect: comparing the stability with fractional order [Volume 30, Issue 1, 2022, Pages 1-23]

G

  • Group algebra Unit group of some finite semisimple group algebras [Volume 30, Issue 1, 2022, Pages 1-9]

H

  • Hall current Hydromagnetic free convection flow in a vertical microporous channel with Hall current and ion‑slip effect [Volume 30, Issue 1, 2022, Pages 1-26]

I

  • Immunotherapy Parameter estimation and sensitivity analysis for a model of tumor–immune interaction in the presence of immunotherapy and chemotherapy [Volume 30, Issue 1, 2022, Pages 1-16]
  • Inclined stenosed artery Casson rheological flow model in an inclined stenosed artery with non‑Darcian porous medium and uadratic thermal convection [Volume 30, Issue 1, 2022, Pages 1-12]
  • Inclusion relations Convolution conditions for two subclasses of analytic functions defined by Jackson q‑difference operator [Volume 30, Issue 1, 2022, Pages 1-10]
  • Infinite orthotropic material Closed form solution for a semi‑infinite crack moving in an infinite orthotropic material with a circular crack breaker under antiplane strain [Volume 30, Issue 1, 2022, Pages 1-11]
  • Infinite orthotropic material Mathematics Subject Classification: 74B05 Investigating the effect of loading on the governing equation at the split region for a semi‑infinite crack in an orthotropic material under antiplane loading [Volume 30, Issue 1, 2022, Pages 1-33]
  • Interpolating polynomial Enhanced moving least square method for the solution of volterra integro‑differential equation: an interpolating polynomial [Volume 30, Issue 1, 2022, Pages 1-20]
  • Ion-slip Hydromagnetic free convection flow in a vertical microporous channel with Hall current and ion‑slip effect [Volume 30, Issue 1, 2022, Pages 1-26]
  • Iterative method On solution and perturbation estimates for the nonlinear matrix equation X − AeXA = I [Volume 30, Issue 1, 2022, Pages 1-18]

K

  • Kagebushin-beta distribution A new lifetime distribution has been defined. This distribution is obtained from a transformation of a random variable with beta distribution and is called here the kagebushin-beta distribution. Some mathematical properties such as mode, quantile function, ordinary and incomplete moments, mean deviations over the mean and median and the entropies of Rényi and Shannon are demonstrated. The maximum likelihood method is used to obtain parameter estimates. Monte Carlo simulations are carried o [Volume 30, Issue 1, 2022, Pages 1-10]

L

  • Lassa fever Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria [Volume 30, Issue 1, 2022, Pages 1-31]
  • Least squares Poisson–logarithmic half‑logistic distribution with inference under a progressive‑stress model based on adaptive type‑II progressive hybrid censoring [Volume 30, Issue 1, 2022, Pages 1-33]

M

  • Magnetohdyrodyanamics (MHD) fluid Casson rheological flow model in an inclined stenosed artery with non‑Darcian porous medium and uadratic thermal convection [Volume 30, Issue 1, 2022, Pages 1-12]
  • Mantle convection Mathematical modelling of mantle convection at a high Rayleigh number with variable viscosity and viscous dissipation [Volume 30, Issue 1, 2022, Pages 1-17]
  • Mathematical Modeling Parameter estimation and sensitivity analysis for a model of tumor–immune interaction in the presence of immunotherapy and chemotherapy [Volume 30, Issue 1, 2022, Pages 1-16]
  • Mean deviations A new lifetime distribution has been defined. This distribution is obtained from a transformation of a random variable with beta distribution and is called here the kagebushin-beta distribution. Some mathematical properties such as mode, quantile function, ordinary and incomplete moments, mean deviations over the mean and median and the entropies of Rényi and Shannon are demonstrated. The maximum likelihood method is used to obtain parameter estimates. Monte Carlo simulations are carried o [Volume 30, Issue 1, 2022, Pages 1-10]
  • MESPYP Bound state solutions and thermodynamic properties of modified exponential screened plus Yukawa potential [Volume 30, Issue 1, 2022, Pages 1-17]
  • Microporous channel Hydromagnetic free convection flow in a vertical microporous channel with Hall current and ion‑slip effect [Volume 30, Issue 1, 2022, Pages 1-26]
  • Model fitting Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria [Volume 30, Issue 1, 2022, Pages 1-31]
  • Monte Carlo method Nonparametric Test for a class of Lifetime Distribution UBAC(2) Based on the Laplace Transform [Volume 30, Issue 1, 2022, Pages 1-11]
  • Moving least square Enhanced moving least square method for the solution of volterra integro‑differential equation: an interpolating polynomial [Volume 30, Issue 1, 2022, Pages 1-20]

N

  • Newton’s method On solution and perturbation estimates for the nonlinear matrix equation X − AeXA = I [Volume 30, Issue 1, 2022, Pages 1-18]
  • Nigeria Mathematics Subject Classification: 97M10 Mathematical model of the spread of COVID‑19 in Plateau State, Nigeria [Volume 30, Issue 1, 2022, Pages 1-18]
  • Nikiforov–Uvarov method Bound state solutions and thermodynamic properties of modified exponential screened plus Yukawa potential [Volume 30, Issue 1, 2022, Pages 1-17]
  • Nonlinear matrix equation On solution and perturbation estimates for the nonlinear matrix equation X − AeXA = I [Volume 30, Issue 1, 2022, Pages 1-18]
  • Nonoscillation Oscillation of linear third‑order impulsive difference equations with variable coefficients [Volume 30, Issue 1, 2022, Pages 1-19]

O

  • Optimal homotopy analysis method Chemical entropy generation and secondorder slip condition on hydrodynamic Casson nanofluid flow embedded in a porous medium: a fast convergent method [Volume 30, Issue 1, 2022, Pages 1-25]
  • Ordinary and incomplete momentsٍ A new lifetime distribution has been defined. This distribution is obtained from a transformation of a random variable with beta distribution and is called here the kagebushin-beta distribution. Some mathematical properties such as mode, quantile function, ordinary and incomplete moments, mean deviations over the mean and median and the entropies of Rényi and Shannon are demonstrated. The maximum likelihood method is used to obtain parameter estimates. Monte Carlo simulations are carried o [Volume 30, Issue 1, 2022, Pages 1-10]

P

  • Parameter estimation Parameter estimation and sensitivity analysis for a model of tumor–immune interaction in the presence of immunotherapy and chemotherapy [Volume 30, Issue 1, 2022, Pages 1-16]
  • Pell polynomials Sums of finite products of Pell polynomials in terms of hypergeometric functions [Volume 30, Issue 1, 2022, Pages 1-20]
  • Perturbation estimate On solution and perturbation estimates for the nonlinear matrix equation X − AeXA = I [Volume 30, Issue 1, 2022, Pages 1-18]
  • Pitman’s efficiency Nonparametric Test for a class of Lifetime Distribution UBAC(2) Based on the Laplace Transform [Volume 30, Issue 1, 2022, Pages 1-11]
  • Plateau State Mathematical model of the spread of COVID‑19 in Plateau State, Nigeria [Volume 30, Issue 1, 2022, Pages 1-18]

Q

  • Q Properties of neighborhood for certain classes associated with complex order and m‑q‑p‑valent functions with higher order [Volume 30, Issue 1, 2022, Pages 1-14]

R

  • Rayleigh–Bénard convection Mathematical modelling of mantle convection at a high Rayleigh number with variable viscosity and viscous dissipation [Volume 30, Issue 1, 2022, Pages 1-17]
  • Rényi entropy A new lifetime distribution has been defined. This distribution is obtained from a transformation of a random variable with beta distribution and is called here the kagebushin-beta distribution. Some mathematical properties such as mode, quantile function, ordinary and incomplete moments, mean deviations over the mean and median and the entropies of Rényi and Shannon are demonstrated. The maximum likelihood method is used to obtain parameter estimates. Monte Carlo simulations are carried o [Volume 30, Issue 1, 2022, Pages 1-10]
  • Reproduction number Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria [Volume 30, Issue 1, 2022, Pages 1-31]

S

  • Salagean q-differential operator Convolution conditions for two subclasses of analytic functions defined by Jackson q‑difference operator [Volume 30, Issue 1, 2022, Pages 1-10]
  • Schrodinger equation Bound state solutions and thermodynamic properties of modified exponential screened plus Yukawa potential [Volume 30, Issue 1, 2022, Pages 1-17]
  • Secondary 16U60 Unit group of some finite semisimple group algebras [Volume 30, Issue 1, 2022, Pages 1-9]
  • Semi-infinite crack Closed form solution for a semi‑infinite crack moving in an infinite orthotropic material with a circular crack breaker under antiplane strain [Volume 30, Issue 1, 2022, Pages 1-11]
  • Semi-infinite crack Investigating the effect of loading on the governing equation at the split region for a semi‑infinite crack in an orthotropic material under antiplane loading [Volume 30, Issue 1, 2022, Pages 1-33]
  • Sensitivity analysis Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria [Volume 30, Issue 1, 2022, Pages 1-31]
  • Sensitivity analysis Parameter estimation and sensitivity analysis for a model of tumor–immune interaction in the presence of immunotherapy and chemotherapy [Volume 30, Issue 1, 2022, Pages 1-16]
  • Shannon Entropy A new lifetime distribution has been defined. This distribution is obtained from a transformation of a random variable with beta distribution and is called here the kagebushin-beta distribution. Some mathematical properties such as mode, quantile function, ordinary and incomplete moments, mean deviations over the mean and median and the entropies of Rényi and Shannon are demonstrated. The maximum likelihood method is used to obtain parameter estimates. Monte Carlo simulations are carried o [Volume 30, Issue 1, 2022, Pages 1-10]
  • Shape function Enhanced moving least square method for the solution of volterra integro‑differential equation: an interpolating polynomial [Volume 30, Issue 1, 2022, Pages 1-20]
  • SIS model An integer‑order SIS epidemic model having variable population and fear effect: comparing the stability with fractional order [Volume 30, Issue 1, 2022, Pages 1-23]
  • Stability analysis Modeling, analyzing and simulating the dynamics of Lassa fever in Nigeria [Volume 30, Issue 1, 2022, Pages 1-31]
  • Stress Intensity Factor Closed form solution for a semi‑infinite crack moving in an infinite orthotropic material with a circular crack breaker under antiplane strain [Volume 30, Issue 1, 2022, Pages 1-11]
  • Symmetric solution On solution and perturbation estimates for the nonlinear matrix equation X − AeXA = I [Volume 30, Issue 1, 2022, Pages 1-18]

T

  • Temperature jump Hydromagnetic free convection flow in a vertical microporous channel with Hall current and ion‑slip effect [Volume 30, Issue 1, 2022, Pages 1-26]
  • Testing of hypotheses Nonparametric Test for a class of Lifetime Distribution UBAC(2) Based on the Laplace Transform [Volume 30, Issue 1, 2022, Pages 1-11]
  • The power of the test and censoring Nonparametric Test for a class of Lifetime Distribution UBAC(2) Based on the Laplace Transform [Volume 30, Issue 1, 2022, Pages 1-11]
  • The researchers Poisson–logarithmic half‑logistic distribution with inference under a progressive‑stress model based on adaptive type‑II progressive hybrid censoring [Volume 30, Issue 1, 2022, Pages 1-33]
  • Thermodynamic properties Bound state solutions and thermodynamic properties of modified exponential screened plus Yukawa potential [Volume 30, Issue 1, 2022, Pages 1-17]
  • Third-order difference equation Oscillation of linear third‑order impulsive difference equations with variable coefficients [Volume 30, Issue 1, 2022, Pages 1-19]
  • Tumor– immune interactions Parameter estimation and sensitivity analysis for a model of tumor–immune interaction in the presence of immunotherapy and chemotherapy [Volume 30, Issue 1, 2022, Pages 1-16]

U

  • UBAC(2) class of life distribution Nonparametric Test for a class of Lifetime Distribution UBAC(2) Based on the Laplace Transform [Volume 30, Issue 1, 2022, Pages 1-11]
  • Uniqueness Existence of weak solutions to a convection– diffusion equation in amalgam spaces [Volume 30, Issue 1, 2022, Pages 1-19]
  • Unit group Unit group of some finite semisimple group algebras [Volume 30, Issue 1, 2022, Pages 1-9]

V

  • Variable viscosity Mathematical modelling of mantle convection at a high Rayleigh number with variable viscosity and viscous dissipation [Volume 30, Issue 1, 2022, Pages 1-17]
  • Velocity slip Hydromagnetic free convection flow in a vertical microporous channel with Hall current and ion‑slip effect [Volume 30, Issue 1, 2022, Pages 1-26]
  • Viscosity variation Mathematical modelling of mantle convection at a high Rayleigh number with variable viscosity and viscous dissipation [Volume 30, Issue 1, 2022, Pages 1-17]
  • Volterra Integro-differential equation Enhanced moving least square method for the solution of volterra integro‑differential equation: an interpolating polynomial [Volume 30, Issue 1, 2022, Pages 1-20]

W