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This is a list of science and science-related occupations, which include various scientific occupations and careers based upon scientific research disciplines and explorers. A medical laboratory scientist at the National Institutes of Health preparing DNA samples
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With the end of colonialism in the 20th century, the resident minister system came to an end, and was replaced by country-to-country diplomatic relations. Legal: 18: 20: Resin worker: Resin workers' work involved the extraction or working of resin, [186] which was needed as a raw material in the manufacture of pitch, tar and turpentine.
In mathematics, the projective unitary group PU(n) is the quotient of the unitary group U(n) by the right multiplication of its center, U(1), embedded as scalars.Abstractly, it is the holomorphic isometry group of complex projective space, just as the projective orthogonal group is the isometry group of real projective space.
see discrete geometry Combinatorial group theory the theory of free groups and the presentation of a group. It is closely related to geometric group theory and is applied in geometric topology. Combinatorial mathematics an area primarily concerned with counting, both as a means and an end in obtaining results, and certain properties of finite ...
Alt – alternating group (Alt(n) is also written as A n.) A.M. – arithmetic mean. AP – arithmetic progression. arccos – inverse cosine function. arccosec – inverse cosecant function. (Also written as arccsc.) arccot – inverse cotangent function. arccsc – inverse cosecant function. (Also written as arccosec.) arcexc – inverse ...
N-shape, the shape that resembles the capital letter N (interchangeable with the Z-shape) O-shape, the shape that resembles the capital letter O. O-ring; P-shape, the shape that resembles the capital letter P. P-trap, a P-shaped pipe under a sink or basin; Pi-shape, the shape that resembles the Greek capital letter Π. Π topology in electronic ...
The term "profession" is a truncation of the term "liberal profession", which is, in turn, an Anglicization of the French term profession libérale.Originally borrowed by English users in the 19th century, it has been re-borrowed by international users from the late 20th, though the (upper-middle) class overtones of the term do not seem to survive re-translation: "liberal professions" are ...