• Sensitivity Analysis of Mathematical Modelling of Tuberculosis Disease With Resistance to Drug Treatments 

  Mufutau, R.A; Akinpelu, F. (International Journal of Mathematical Sciences and Optimization: Theory and Applications, 2021-02-16)

  Drug resistance to the line of treatment is also of concerns in the control of Tuberculosis disease in the world [11], an individual with drug resistance will still retain the disease even after several treatment. In this ...

• Modified Noor Iterations with Errors for Generalized Strongly Φ-Pseudocontractive Maps in Banach Spaces 

  Okeke, G.A.; Olaleru, J.O (Thai Journal of Mathematics, 2014)

  In this paper, we prove some strong convergence results for a family of three generalized strongly Φ-pseudocontractive (accretive) mappings in Banach spaces. Our results are generalizations and improvements of convergence ...

• Modified Noor iterations with errors for nonlinear equations in Banach Spaces. 

  Okeke, G.A.; Olaleru, J.O (Journal of Non-Linear Science and Application, 2014)

  We introduce a new three step iterative scheme with errors to approximate the unique common fixed point of a family of three strongly pseudocontractive (accretive) mappings on Banach spaces. Our results are generalizations ...

• Multipled fixed point theorems in cone metric spaces 

  Olaoluwa, H.O.; Olaleru, J.O (Springer Open Journal, 2014)

  In this paper, the concept of common multipled fixed points of w-compatible nonlinear contractive maps in cone metric spaces, which are generalizations of common coupled fixed points, is introduced. A new concept of product ...

• Some Fixed Point Results of Ciric-Type Contraction Mappings on Ordered G-Partial Metric Spaces 

  Olaleru, J.O; Eke, K.S.; Olaoluwa, H.O. (Science Research, 2014)

  We introduce the concept of generalized quasi-contraction mappings in G-partial metric spaces and prove some fixed point results in ordered G-partial metric spaces. The results generalize and extend some recent results in ...

• Some Fixed point results on ordered G-Partial metric spaces. 

  Eke, K.S.; Olaleru, J.O (ICASTOR Journal of Mathematical Sciences., 2013)

  We introduce a new concept of generalized metric space called a G- partial metric space and prove the fixed point of certain contraction maps defined on the ordered G- metric spaces. Our work extends some works in literature.

• Convergence of a Modified Multi-Step Iterative Scheme for P- Nearly Uniformly L-Lipschitzian Asymptotically Pseudocontrative Mappings 

  Olisama, V.O.; Mogbademu, A.A.; Olaleru, J.O (International Journal of Analysis and Applications, 2014)

  In this paper, it is shown that the modified multi-step iteration converges strongly to the common fixed point of a finite family of nearly uniformly L- Lipschitzian asymptotically pseudo contractive mappings. The main ...

• The implicit midpoint rule of nonexpansive mappings and applications in uniformly smooth Banach spaces 

  Aibinu, M. O.; Pillay, P.; Olaleru, J.O; Mewomo, O. T. (Journal of Non-Linear Sciences and Application, 2018)

  Let K be a nonempty closed convex subset of a Banach space E and T : K ! K be a nonexpansive mapping. Using a viscosity approximation method, we study the implicit midpoint rule of a nonexpansive mapping T. We establish a ...

• Best proximity point results for Hardy–Rogers p-proximal cyclic contraction in uniform spaces. 

  Olisama, V.O.; Olaleru, J.O; Akewe, H (Springer Open Journal, 2018)

  The Hardy–Rogers p-proximal cyclic contraction, which includes the cyclic, Kannan, Chatterjea and Reich contractions as sub-classes, is developed in uniform spaces. The existence and uniqueness results of best proximity ...

• Best Proximity Point Results for Some Contractive Mappings in Uniform Spaces 

  Olisama, V.O.; Olaleru, J.O; Akewe, H (Hindawi Publishing Corporation, 2017)

  We introduce the concept of 𝐽𝑎V-distance (an analogue of 𝑏-metric), 𝜙𝑝-proximal contraction, and 𝜙𝑝-proximal cyclic contraction for non-self-mappings in Hausdorff uniform spaces. We investigate the existence and ...

• On common fixed points and multipled fixed points of contractive mappings in metric-type spaces 

  Olaoluwa, H.O.; Olaleru, J.O (Journal of the Nigerian Mathematical Society, 2015-06-17)

  This research work entails the study of the existence of common fixed points of some Ciric classes of contractive mappings in cone b-metric spaces. The main result obtained unifies, improves and generalizes several results ...

• An Approach to the Approximation of Common Coupled Fixed Points of Contractive Maps in Metric-Type Spaces 

  Olaoluwa, H.O.; Olaleru, J.O (Advanced Fixed Point Theory, 2015)

  In this research work, some results on the existence and approximation of common coupled fixed points of contractive maps in cone metric spaces are unified and generalized based on a new method

• Common Fixed Point Results for Occasionally Weakly Compatible Maps in G-Symmetric Spaces 

  Eke, K.S.; Olaleru, J.O (Science Research, 2014)

  The notion of a G-symmetric space is introduced and the common fixed points for some pairs of occasionally weakly compatible maps satisfying some contractive conditions in a G-symmetric space are proved. The results extend ...

• Common Fixed Point Theorems for Pairs of Hybrid Maps in G-Symmetric Spaces 

  Eke, K.S.; Olaleru, J.O (International Journal of Pure and Applied Mathematics, 2015)

  The existence of the common fixed points for some pairs of hybrid maps(i.e. singled-valued and set-valued maps) satisfying some generalized contractive conditions in G-symmetric spaces are proved. The results extend and ...

• Quadruple Best Proximity Points of Q-Cyclic Contraction Pair in Abstract Metric Spaces 

  Olisama, V.O.; Olaleru, J.O; Olaoluwa, H.O. (Asian Journal of Mathematics And Applications, 2015)

  We introduce the concepts of quadruple best proximity point and Q-cyclic contraction pair and prove the existence and convergence of quadruple best proximity points in abstract metric spaces. The results are extension of ...

• Convergence Theorems for Asymptotically Pseudocontractive Mappings in the Intermediate Sense for the Modified Noor Iterative Scheme 

  Okeke, G.A.; Olaleru, J.O (International Journal of Mathematical Modelling & Computations, 2015)

  We study the convergence of the modified Noor iterative scheme for the class of asymptotically pseudocontractive mappings in the intermediate sense which is not necessarily Lipschitzian. Our results improves, extends and ...

• Relative Fuzzy Set 

  Osawaru, K.E.; Olaleru, J.O; Olaoluwa, H.O. (International Scientific publication and consulting services, 2018)

  We propose a fuzzy set of a set characterized by a growth membership function. The elements of the proposed fuzzy set are capable of growing in membership grade over any chosen variable/parameter of the measure chains. ...

• Common Fixed Points of a Three-Step Iteration with errors of Asymptotically Quasi-Nonexpansive Nonself-Mappings in the Intermediate sense in Banach spaces 

  Okeke, G.A.; Olaleru, J.O (F a s c i c u l i M a t h e m a t i c i, 2014)

  In this paper, we extend the results of Inprasit and Wattanataweekul [7] to the class of asymptotically quasi-nonexpansive nonself-mappings in the intermediate sense. We prove some strong convergence theorems for asymptotically ...

• Existence of Fixed Points of Certain Classes of Nonlinear Mappings 

  Okeke, G.A.; Olaleru, J.O (International Journal of Mathematical Modelling & Computations, 2014)

  In this study, we introduce the classes of ϕ-strongly pseudocontractive mappings in the intermediate sense and generalized Φ-pseudocontractive mappings in the intermediate sense and prove the existence of fixed points for ...

• Modified Multi-Step Iterative Processes for a Finite Family of Asymptotically Pseudocontrative Maps 

  Olisama, V.O.; Mogbademu, A.A.; Olaleru, J.O (HIKARI Ltd, 2014)

  Very recently, Mogbademu [6] answered in affirmative the open problem proposed in [9] by extending an iterative algorithm for two asymptotically pseudocontractive mappings to three mappings. He further asked if his results ...

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