In this paper, we proved that if F is a non-normable and separable Fr´echet space, then there exists an infinite-dimensional subspace A ⊂ L(F) such that any non-zero operator T ∈ A is hypercyclic. We considered the existing ...

Landing price analysis of fish attributes remain undisclosed during the fish harvest landing to landing sites, although it is potential to the wellbeing of artisanal fisher. This study employed a cross-sectional research ...

This study seeks to investigate whether or not there is a long-term relationship between maize and rice prices in Tanzania. The study used monthly wholesale prices for both commodities over the period of July 1989 through ...