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This is a list of launches made by the PGM-17 Thor IRBM, and its derivatives, including the Delta family and the Japanese N-I, N-II and H-I rockets which were based on license-produced components. Due to the number of launches, it has been split by decade: List of Thor and Delta launches (1957–1959) List of Thor and Delta launches (1960 ...
Dyke Delta. The Dyke Delta JD-2 is an American homebuilt aircraft designed in the United States in the 1960s and marketed for amateur construction. It is a monoplane with retractable tricycle undercarriage and seating for four. The wings can be folded for towing or storage and hinge upwards to lie flat above the fuselage, one atop the other. [1]
The Lancair Legacy, a modernized version of the Lancair 320, is a low-wing two-place retractable-gear composite monoplane manufactured by the American company Lancair. It is available as a kit that cost US$ 71,500 in 2011. [1] There is also a fixed-gear version, the Legacy FG. The retractable version of the Legacy cruises at 276 mph at 8,000 ft ...
In mathematical analysis, the Dirac delta function (or δ distribution ), also known as the unit impulse, [1] is a generalized function on the real numbers, whose value is zero everywhere except at zero, and whose integral over the entire real line is equal to one. [2] [3] [4] Since there is no function having this property, modelling the delta ...
1. Delta Air Lines Flight 191 was a regularly scheduled Delta Air Lines domestic service from Fort Lauderdale, Florida, to Los Angeles with an intermediate stop at Dallas/Fort Worth International Airport (DFW). On August 2, 1985, the Lockheed L-1011 TriStar operating Flight 191 encountered a microburst while on approach to land at DFW.
In science and engineering, a log–log graph or log–log plot is a two-dimensional graph of numerical data that uses logarithmic scales on both the horizontal and vertical axes. Power functions – relationships of the form y = a x k {\displaystyle y=ax^{k}} – appear as straight lines in a log–log graph, with the exponent corresponding to ...
Legacy costs. Legacy costs is a term formed by analogy with the computer industry's legacy systems. Legacy costs are those incurred by an organization (whether corporation or city) in prior years under different leadership or when the entity's priorities and resources were different. While it can refer to other commitments (particularly ...
Registered retirement income fund. A registered retirement income fund ( RRIF) is a tax-deferred retirement plan under Canadian tax law. Individuals use an RRIF to generate income from the savings accumulated under their registered retirement savings plan. As with an RRSP, an RRIF account is registered with the Canada Revenue Agency .