principle of work reciprocity
71Cryptanalysis of the Enigma — enabled the western Allies in World War II to read substantial amounts of secret Morse coded radio communications of the Axis powers that had been enciphered using Enigma machines. This yielded military intelligence which, along with that from… …
72European Union law — European Union This article is part of the series: Politics and government of the European Union …
73List of psychology topics — This page aims to list all topics related to psychology. This is so that those interested in the subject can monitor changes to the pages by clicking on Related changes in the sidebar. It is also to see the gaps in Wikipedia s coverage of the… …
74Copyleft — The reversed c in a full circle is the copyleft symbol. It is the copyright symbol mirrored. Unlike the copyright symbol, it has no legal meaning. Copyleft is a play on the word copyright to describe the practice of using copyright law to offer… …
75electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
76Confidentiality status of CRS Reports — The confidentiality status of CRS Reports has been a public policy dispute. Contents 1 Congress s attitudes towards CRS confidentiality 1.1 CRS annual appropriations legislation 1.2 1978 proposal by the National Conference of State Legislatures …
77Hegel’s logic and philosophy of mind — Willem deVries LOGIC AND MIND IN HEGEL’S PHILOSOPHY Hegel is above all a systematic philosopher. Awe inspiring in its scope, his philosophy left no subject untouched. Logic provides the central, unifying framework as well as the general… …
78Janus — For other uses, see Janus (disambiguation). Bifrons redirects here. For other uses, see Bifrons (disambiguation). A statue representing Janus Bifrons in the Vatican Museums In ancient Roman religion and mythology, Janus is the god of beginnings… …
79Holography — (from the Greek, ὅλος hólos whole + γραφή grafē writing, drawing) is a technique that allows the light scattered from an object to be recorded and later reconstructed so that it appears as if the object is in the same position relative to the… …
80Mutualism (economic theory) — This article is about the economic theory. For the biological term and other uses, see Mutualism (disambiguation). Part of the Politics series on Anarchism …
