History of the halfpenny . The halfpennies of the first reign of King Edward IV (1461–1470) are divided into the heavy coinage up to 1464, which was only minted in London, and the light coinage from 1464, produced at London, Bristol (now ), Canterbury (), York, and Norwich (). The obverse inscription reads . During the short second reign of Henry VI (1470–1471), halfpennies were produced at London and Bristol. The obverse inscription was changed to read . Halfpennies of the second reign of Edward IV (1471–1483) are much like those of the first reign (only a few months earlier) but they were also
IEEE 1471 description". According to IEEE 1471 an architecture description can be used for the following: According to IEEE Standard Glossary of Software Engineering Terminology the following definitions are used: IEEE 1471 uses the following conceptual framework. IEEE 1471 defines a set of normative requirements for conforming architecture descriptions, including the following: IEEE 1471 IEEE 1471 is a superseded IEEE Standard for describing the architecture of a "software-intensive system", also known as software architecture. In 2011 it was superseded by ISO/IEC/IEEE 42010:2011, "Systems and software engineering — Architecture description". IEEE 1471 is the short name for a standard formally known as ANSI/IEEE