School of Biological, Physical, Mathematics & Actuarial Sciences
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Recent Submissions
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Volatility and Asset Prices Using Ornstein-Uhlenbeck Model with Transaction Cost
(JOOUST, 2024-02) -
Mathematical Modeling on the Effects of Vaccination and Non-Pharmaceutical Interventions on Covid-19 Control Dynamics
(JOOUST, 2024)COVID-19 is undoubtedly the most dangerous and highly contagious dis- ease in this century. Intensive researches have and are being done to un- earth effective vaccines to deal with future pandemics. In this research, ... -
On Birkhoff-James Orthogonality and Norm-Attainability of Operators in Banach Spaces
(JOOUST, 2024)Characterizing geometric properties in Banach spaces in terms of their mappings has been done for a long period of time however it remains a very difficult task to complete due to the complex underlying structures in ... -
Decomposabolity of Positive Maps on Positive Semidefinite Matrices
(JOOUST, 2023) -
On Semi-Continuous Functions and Convex Optimization in Lp-Spaces
(JOOUST, 2023)The study of semi-continuity and optimization has garnered significant attention from mathematicians for a prolonged period. While characterization of semi-continuity has been conducted in topological spaces and Hilbert ... -
Correlation Between the Degree of Alignment and Opto-Piezoelectric Properties of Cellulose Nanocrystals Fabricated From Water Hyacynth
(2023)Cellulose nanomaterials have recently continued to attract higher attention in the current research output, due to their extremely excellent mechanical, optical as well as electrical properties. Their sustainability coupled ... -
Effect of Pollution Gradient on Sediment Bacterial Composition and Potential Pathogens in Urbanization-Impacted Streams Draining into Lake Victoria
(Jooust., 2022)Despite urban rivers/streams draining into Lake Victoria suffering from urbanization- linked anthropogenic pollution, little is known about their microbiome diversity and structure, or how they respond to intensive ... -
On Continuity and Separability in Bitopological Spaces
(JOOUST, 2023)Many studies have been conducted on properties of bitopological spaces and aspects of continuity over a long period of time and different results have been obtained so far. However, pointwise characterization of various ... -
A Valuation Model for a Defined Contribution Pension Scheme Assets using a Contingent Claim
(JOOUST, 2017)Investment of pension assets are normally held in consideration of a financial market of different asset types such as stocks, bonds with different maturities or various financial derivatives. In recent years, two ... -
Binomial Mixtures Based on Beta Prior Distributions and their Generalizations
(JOOUST, 2018)A mixed distribution can be obtained when two or more distributions are combined. The integral of the product of the mixture is determined for continuous case and for the discrete the sum of the product ... -
Modeling of jumps and mean reversion in the Kenyan interest rates.
(JOOUST, 2015)The Black-Scholes-Merton model of 1973 has been used and improved upon by various scholars and practitioners to model stock price, interest rates, options and other financial derivatives. Derived from this model are ... -
On Complete Positively and Boundedness of Operators on Non- Unital C*- Algebras.
(JOOUST, 2017)Properties of completely positive and completely bounded operators are fundamental in understanding the applications of operator theory in other fields like quantum mechanics. Up to date the question as to whether com• ... -
Opportunities of Recreational Ecotourism in Water Resources within Beach Environments of Lake Victoria.
(JOOUST, 2017)Ecotourism, one of the world's biggest revenue generating industries world over, utilizes natural water resources as recreational destinations in most economies around the world. However, developing nations, ... -
Influence of Strategic Drivers on Performance of Cultural Heritage Tourism in Western Kenya.
(JOOUST, 2018)The purpose of this study was to determine the influence of strategic drivers on performance of cultural heritage tourism in Western Kenya. The research objectives were: to analyze the influence of strategic ... -
Assessment of Factors Related to Academic Achievement in Mathematics among Secondary School Students in Kenya.
(JOOUST, 2015)Performance in mathematics in Masaba Sub-County, Kenya has been poor for many years. In 2010 the mean score was 3 .2282, while in 2011 it had a mean score of 3.9528 and in 2012 it had a mean of 4.0660 which is far ... -
Selected teacher variables influencing mathematics achievement among secondary school students in Western Kenya:
(2015)The study investigated selected teacher variables influencing achievement in mathematics among secondary school students in western Kenya. A comparison was made between teachers holding a ... -
Norm Estimates for Norm-Attainable Operators
(JOOUST, 2019)Hilbert space operators have been studied by several mathematicians over decades and various interesting results have been obtained. There are several classes of Hilbert space operators, for example, normal, ...
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