field convergence
121Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… …
122Crowd psychology — Depiction of American Patriots lynching a Tory during the American Revolution Crowd psychology is a branch of social psychology. Ordinary people can typically gain direct power by acting collectively. Historically, because large groups of people… …
123Hairy Woodpecker — Male of an eastern race, probably septentrionalis Conservation status …
124LTI system theory — or linear time invariant system theory is a theory in the field of electrical engineering, specifically in circuits, signal processing, and control theory, that investigates the response of a linear, time invariant system to an arbitrary input… …
125Bloodstain pattern analysis — (BPA) is one of several specialties in the field of forensic science. The use of bloodstains as evidence is not new; however, the application of modern science has brought it to a higher level. New technologies, especially advances in DNA… …
126Enlargement of the eurozone — is currently a policy of the European Central Bank, enforced by EU treaties. The first expansion was that of Greece, the currency of which was not irrevocably fixed against the euro until 2001, however, Greece exchanged its physical currency on 1 …
127Gliding — is a recreational activity and competitive sport in which pilots fly un powered aircraft known as gliders or sailplanes. Properly, the term gliding refers to descending flight of a heavier than air craft, whereas soaring is the correct term to… …
128Antarctique — Pour les articles homonymes, voir Antarctique (homonymie). Antarctique L Antarctique vue du pôle Sud Superficie …
