The Johannesburg Stock Exchange has listed the Cartesian EasyETFs Balanced Actively Managed ETF on its Main Board, adding to a growing range of active investment products on the exchange.The listing ...
A set of vertices S of a connected graph G is a nonseparating independent set if S is independent and G–S is connected. The nsis number 𝒵(G) is the maximum cardinality of a nonseparating independent ...