Petroleum industry in Nigeria: Environmental issues, national environmental legislation and implementation of international environmental law AE Ite, UF Ufot, MU Ite, IO Isaac, UJ Ibok American Journal of Environmental Protection 4 (1), 21-37, 2016 | 56 | 2016 |
On modeling the volatility of Nigerian stock returns using GARCH models CE Onwukwe, BEE Bassey, IO Isaac Journal of mathematics research 3 (4), 31, 2011 | 28 | 2011 |
Nonoscillatory and oscillatory criteria for first order nonlinear neutral impulsive differential equations IO Isaac, Z Lipcsey, UJ Ibok Journal of Mathematics Research 3 (2), 52, 2011 | 15 | 2011 |
Oscillations of scalar neutral impulsive differential equations of the first order with variable coefficients IO Isaac, Z Lipscey Dynamic Systems and Applications 19 (1), 45, 2010 | 13 | 2010 |
Oscillations in Linear Neutral Delay Impulsive Deferential Equations with Constant Coefficients IO Isaac, Z Lipscey Communications in Applied Analysis 14 (2), 123, 2010 | 12 | 2010 |
Classification of non-oscillatory solutions of nonlinear neutral delay impulsive differential equations UA Abasiekwere, IM Esuabana, IO Isaac, Z Lipcsey Global Journal of Science Frontier Research: Mathematics and Decision …, 2018 | 11 | 2018 |
Oscillations of second order impulsive differential equations with advanced arguments UA Abasiekwere, IM Esuabana, IO Isaac, Z Lipcsey Glob. J. Sci. Front. Res., Math. Decision Sci 18 (1), 25-32, 2018 | 11 | 2018 |
Existence theorem for linear neutral impulsive differential equations of the second order UA Abasiekwere, IM Esuabana, IO Isaac, Z Lipcsey Communications and Applied Analysis, USA 22 (2), 135-147, 2018 | 11 | 2018 |
Linearized oscillations in autonomous delay impulsive differential equations IO Isaac, Z Lipcsey, UJ Ibok British Journal of Mathematics & Computer Science 4 (21), 3068, 2014 | 10 | 2014 |
Linearized oscillations in nonlinear neutral delay impulsive differential equations IO Isaac, Z Lipcsey Journal of Modern Mathematics and Statistics 3, 17-21, 2009 | 9 | 2009 |
Bound state solutions of schrödinger equation for a more general exponential screened coulomb potential via Nikiforov-Uvarov method BI Ita, P Ekuri, IO Isaac, AO James Eclética Química 35, 103-107, 2010 | 8 | 2010 |
Exact solution of Schrödinger equation for the Inverse quadratic Yukawa potential using Nikiforov-Uvarov method BI Ita, AN Ikot, AI Ikeuba, P Tchoua, IO Isaac, EE Ebenso, VE Ebiekpe Journal of Theoretical Physics and Cryptography 5, 7-11, 2014 | 7 | 2014 |
Integral representation of functions of bounded variation Z Lipcsey, IM Esuabana, JA Ugboh, IO Isaac Journal of Mathematics 2019, 2019 | 6 | 2019 |
An input-output pollution control model and product selection A Ebiefung, I Isaac Journal of Mathematics Research 4 (5), 1, 2012 | 5 | 2012 |
Oscillatory Conditions on Both Directions for a Nonlinear Impulsive Differential Equation with Deviating Arguments IO Isaac, Z Lipscey, UJ Ibok Journal of Mathematics Research 3 (3), 48, 2011 | 3 | 2011 |
A Feasible Region Contraction Algorithm (Frca) for Solving Linear Programming Problems EO Effanga, IO Isaac Journal of Mathematics Research 3 (3), 159-166, 2011 | 2 | 2011 |
Oscillations in Neutral Impulsive Logistic Differential Equations IO Isaac, Z Lipcsey Journal of Modern Mathematics and Statistics 3 (1), 8-16, 2009 | 2 | 2009 |
Bounded oscillation theorem for unstable-type neutral impulsive differential equations of the second order UA Abasiekwere, E Eteng, IO Isaac, Z Lipcsey g C t 3, 0, 2019 | 1 | 2019 |
The existence of positive solutions to neutral delay impulsive differential equations IO Isaac, Z Lipscey Communications in Applied Analysis 16 (1), 23, 2012 | 1 | 2012 |
On a numerical solution to characteristic singular integral equations with complex coefficients IO Isaac GLOBAL JOURNAL OF PURE AND APPLIED SCIENCES 3, 429-438, 1997 | 1 | 1997 |