Columbia Encyclopedia

(Encyclopedia) Roman law, the legal system of Rome from the supposed founding of the city in 753 b.c. to the fall of the Byzantine Empire in a.d. 1453; it was later adopted as the basis of modern civil law. Most aut...

(Encyclopedia) Pascal's law päskälzˈ [key] [for Blaise Pascal], states that pressure applied to a confined fluid at any point is transmitted undiminished throughout the fluid in all directions and acts upon every...

(Encyclopedia) associative law, in mathematics, law holding that for a given operation combining three quantities, two at a time, the initial pairing is arbitrary; e.g., using the operation of addition, the numbers ...

(Encyclopedia) space law, agreements governing the exploration and use of outer space, developed since the first launching (1957) by humans of a satellite into space. Space law, an aspect of international law, has g...

(Encyclopedia) Henry's law, chemical law stating that the amount of a gas that dissolves in a liquid is proportional to the partial pressure of the gas over the liquid, provided no chemical reaction takes place betw...

(Encyclopedia) Moore's Law, a projection of semiconductor manufacturing trends made by Gordon E. Moore, cofounder of the Intel Corp., in a 1965 magazine article. He observed that the number of transistors per square...

(Encyclopedia) Law, Andrew, 1749–1821, American composer, b. Milford, Conn. He was a preacher in Philadelphia and Baltimore and, later, a singing teacher in New England. Opposed to the contrapuntal style of Willia...

(Encyclopedia) administrative law, law governing the powers and processes of administrative agencies. The term is sometimes used also of law (i.e., rules, regulations) developed by agencies in the course of their op...

(Encyclopedia) Dalton's law [for John Dalton], physical law that states that the total pressure exerted by a homogeneous mixture of gases is equal to the sum of the partial pressures of the individual gases. The par...

(Encyclopedia) poor law, in English history, legislation relating to public assistance for the poor. Early measures to relieve pauperism were usually designed to suppress vagrancy and begging. In 1601, England passe...