Sri Lanka Customs is one of the oldest Customs administration in the world. It is a non –
ministerial government department, which performs the duties and other taxes and levies in Sri
Lanka. D Branch of Declarations ...
A polygroup is a multivalued algebraic structure satisfying the group like objects. In recent
years, polygroups have been investigated by a number of mathematicians because, the notion of
polygroup, in some sense, ...
A polygroup is a multivalued algebraic structure satisfying the group like objects. In recent
years, polygroups have been investigated by a number of mathematicians because, the notion of
polygroup, in some sense, ...
Cryptocurrency is a type of currency available only in digital form, not in physical (such as
banknote and coins). There are many uses of cryptocurrencies. The most well-known benefit is their
ability to send and receive ...