KIBU2022-10-192022-10-192022-01-13http://erepository.kibu.ac.ke/handle/123456789/6148SPH 410:Mathematical physicsenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/SPH 410:Mathematical physicsSPH 410Mathematical physicsOther