Recent observational and theoretical developments concerning the primordial synthesis of the light elements are reviewed, and the implications for dark matter mentioned.

Somale has outlined the geographical boundaries of Ramanathapuram district by highlighting topography mentioned Tholkappiyam. He also listed industries carried out in their respective areas according to topography. Based on this, this article examines occupations 50 years ago. Depending factors such as a country's location, climate, natural resources, etc., industries, associated needs, and pro...

Unbounded distributive lattices which have strong endomorphism kernel property (SEKP) introduced by Blyth and Silva in [3] were fully characterized in [11] using Priestley duality (see Theorem  2.8}). We shall determine the structure of special elements (which are introduced after  Theorem 2.8 under the name strong elements) and show that these lattices can be considered as a direct product of ...