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alternating, hyperbolic, prime, reversible, tricolorable. In mathematical knot theory, 74 is the name of a 7-crossing knot which can be visually depicted in a highly-symmetric form, and so appears in the symbolism and/or artistic ornamentation of various cultures.
Though rare-earth elements are technically relatively plentiful in the entire Earth's crust (cerium being the 25th-most-abundant element at 68 parts per million, more abundant than copper), in practice this is spread thin across trace impurities, so to obtain rare earths at usable purity requires processing enormous amounts of raw ore at great ...
Teodor Laço (6 September 1936, Dardhë – 15 October 2016, Tirana) was an Albanian writer and diplomat.. Biography. He studied agronomy at the University of Tirana, and made his debut as a writer in 1965 with the novel Era e tokës, although he is best known for his 1971 novel Toka e Ashpër, describing the collectivization of a small village.
The shtojzovalles are small male and female creatures of extraordinary beauty. They live in forests and pastures and spend their time singing and dancing. [1] They have the ability to fly and at night they spin the thread of human existence. They are invisible to humans and a human can see them only if they lift an invisible veil in front of ...
Hamming (7,4) In coding theory, Hamming (7,4) is a linear error-correcting code that encodes four bits of data into seven bits by adding three parity bits. It is a member of a larger family of Hamming codes, but the term Hamming code often refers to this specific code that Richard W. Hamming introduced in 1950.
The Boeing E-7 Wedgetail, also marketed as the Boeing 737 AEW&C, is a twin-engine airborne early warning and control aircraft based on the Boeing 737 Next Generation design. It has a fixed, active electronically scanned array radar antenna instead of a rotating one as with the 707-based Boeing E-3 Sentry. [ 2][ 3] The E-7 was designed for the ...
The Turabay dynasty was a family of Bedouin emirs who governed the district of Lajjun in northern Palestine during Ottoman rule in the 16th–17th centuries. The family's forebears had served as chiefs of Jezreel Valley during Mamluk rule in the late 15th century. During the Ottoman conquest of the region in 1516–1517, the family aided ...
The EKG is a 3.7 L V6 version built in Detroit, Michigan. It displaces 3.7 L; 225.8 cu in (3,701 cc). [ 4] The bore and stroke measure 3.66 in × 3.57 in (93.0 mm × 90.7 mm). It is a 90° V engine like the V8, with SOHC 2-valve heads. It utilizes a counter-rotating balance shaft mounted between the cylinder banks to deal with vibration ...