Named collections of objects substructures, atoms or bonds used for identifying and naming important groups of atoms, bonds, or substructures in a molecule A set can be used as a shorthand notation for groups of atoms, bonds, or substructures which are referenced often
The Stock Exchange Electronic Trading Service (SETS) is the formal name for the electronic trading order system introduced on the London Stock Exchange in October 1997 All the FTSE 100 stocks and around 50 of the FTSE 250 stocks are traded on the SETS All the other stocks are traded over the SEAQ system
Stock Exchange Electronic Trading Service The share trading system introduced by the London Stock Exchange in October 1997 Designed to bring greater speed, efficiency and visibility to share trading Often referred to as order-driven trading