Parkinson's law Parkinson's law Parkinson's law is the adage that "work expands so as to fill the time available for its completion". It is sometimes applied to the growth of bureaucracy in an organization. This law is likely derived from ideal gas law, whereby a gas expands to fit the volume allotted. Articulated by Cyril Northcote Parkinson as part of the first sentence of an essay published in "The Economist" in 1955 and since republished online, it was reprinted with other essays in the book "Parkinson's Law: The Pursuit of Progress" (London, John Murray, 1958). He derived the dictum from his extensive
Law of noncontradiction humanity, is told that he greatly helped mankind all along by observing history. Law of noncontradiction In classical logic, the law of non-contradiction (LNC) (also known as the law of contradiction, principle of non-contradiction (PNC), or the principle of contradiction) states that contradictory statements cannot both be true in the same sense at the same time, e.g. the two propositions ""A is B"" and ""A is not B"" are mutually exclusive. It is the second of the three classic laws of thought. The principle was stated as a theorem of propositional logic by Russell and Whitehead in "Principia Mathematica" as: