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Robert I. Okuonghae

Observed names: OKUONGHAE, R. I., R. I. Okuonghae, R.I. Okuonghae, RI Okuonghae, Robert I. Okuonghae, Robert Iyekeoretin Okuonghae
Institution: University of Benin
ORCID: 0000-0003-3776-1172
Observed ORCID: 0000-0003-3776-1172
OpenAlex ID: A5023743465
On the construction of high order A(α)-stable hybrid linear multistep methods for stiff IVPs in ODEs
2012 · R. I. Okuonghae, M. N. O. Ikhile · Numerical Analysis and Applications · 17
Second derivative general linear methods
2013 · R. I. Okuonghae, M. N. O. Ikhile · Numerical Algorithms · 13
A class of hybrid linear multistep methods with A(ɑ)-stability properties for stiff IVPs in ODEs
2013 · R. I. Okuonghae, M.N.O. Ikhile · Journal of Numerical Mathematics · 13
A Class of Two-Derivative Two-Step Runge-Kutta Methods for Non-Stiff ODEs
2019 · I. B. Aiguobasimwin, R. I. Okuonghae · Journal of Applied Mathematics · 10
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Some General Linear Methods for the Numerical Solution of Non-Stiff IVPs in ODEs
2013 · R. I. Okuonghae, M. N. O. Ikhile, et al. · Journal of Algorithms & Computational Technology · 10
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A Continuous Formulation of A(α)-Stable Second Derivative Linear Multistep Methods for Stiff IVPs in ODEs
2012 · R. I. Okuonghae, M. N. O. Ikhile · Journal of Algorithms & Computational Technology · 8
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Stiffly stable continuous extension of second derivative linear multi-step methods with an off-step point for initial value problems in ordinary differential equations.
2008 · MN Ikhile, RI Okuonghae · Journal of the Nigerian Association of Mathematical Physics · 8
L (α)-Stable Multi-Derivative GLM
2015 · R. I. Okuonghae, M. N. O. Ikhile · Journal of Algorithms & Computational Technology · 7
A-Stable High Order Hybrid Linear Multistep Methods for Stiff Problems
2014 · R. I. Okuonghae · Journal of Algorithms & Computational Technology · 7
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L(α)-stable variable-order implicit second derivative Runge-Kutta methods
2014 · R. I. Okuonghae, M. N. O. Ikhile · Numerical Analysis and Applications · 7
Variable order explicit second derivative general linear methods
2013 · R. I. Okuonghae · Computational and Applied Mathematics · 7
Nested Second Derivative Two-Step Runge–Kutta Methods
2021 · P. O. Olatunji, M. N. O. Ikhile, et al. · International Journal of Applied and Computational Mathematics · 5
On the Generalisation of $$\hbox {Pade}^{'}$$ Approximation Approach for the Construction of p-Stable Hybrid Linear Multistep Methods
2019 · I. C. Felix, R. I. Okuonghae · International Journal of Applied and Computational Mathematics · 5
ON THE CONSTRUCTION OF p-STABLE HYBRID MULTISTEP METHODS FOR SECOND ORDER ODEs
2018 · I. C. Felix, R. I. Okuonghae · Far East Journal of Applied Mathematics · 5
A family of highly stable second derivative block methods for stiff IVPs in ODEs
2014 · R. I. Okuonghae, M. N. O. Ikhile · Numerical Analysis and Applications · 5
A class of continuous hybrid linear multistep methods for stiff IVPs in ODEs
2012 · R.I. Okuonghae · Annals of the Alexandru Ioan Cuza University - Mathematics · 5
The Numerical Solution of Stiff IVPs in ODEs Using Modified Second Derivative BDF
2012 · R. I. Okuonghae, M. N. O. Ikhile · Czech digital mathematics library · 5
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A ($\alpha $)-Stable Linear Multistep Methods for Stiff IVPs in ODEs
2011 · R. I. Okuonghae, M. N. O. Ikhile · 5
Stiffly stable second derivative linear multistep methods with two hybrid points
2015 · R. I. Okuonghae, M. N. O. Ikhile · Numerical Analysis and Applications · 2
Second derivative GLM with nearly ARK stability
2014 · R. I. Okuonghae, M.N.O. Ikhile · Journal of Numerical Mathematics · 2
Falkner hybrid block methods for second-order IVPs: A novel approach to enhancing accuracy and stability properties
2024 · Robert I. Okuonghae, Joshua K. Ozobokeme · Journal of Numerical Analysis and Approximation Theory · 1
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Second derivative General Linear Method in Nordsieck form
2019 · Robert I. Okuonghae, Monday Ndidi Oziegbe Ikhile · Journal of Numerical Analysis and Approximation Theory · 1
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Second derivative continuous linear multistep methods for the numerical integration of Stiff system of ordinary differential equations.
2008 · F O Otunta, MN Ikhile, et al. · Journal of the Nigerian Association of Mathematical Physics · 1
Variable order A-stable strongly regular second derivative general linear methods for stiff ODEs
2026 · I. C. Felix, R. I. Okuonghae, et al. · Research Square
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A-Stable Parametric Three-Point Block Method for Solving First-Order IVPs in ODEs
2026 · Robert Iyekeoretin Okuonghae · Romanian Journal of Mathematics and Computer Science
Works count: 33
Citation count: 149
H-index: 7
I10-index: 5
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