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Aes signatum. Aes signatum ( Latin; lit. 'stamped bronze') consisted of cast ingots of bronze of measured quality and weight, embossed with a government stamp, used as currency in Rome and central Italy starting in the 5th century BC before the introduction of aes grave in the mid 3rd century BC. [1] When exactly they were first made is uncertain.
Auger electron spectroscopy ( AES; pronounced [oʒe] in French) is a common analytical technique used specifically in the study of surfaces and, more generally, in the area of materials science. It is a form of electron spectroscopy that relies on the Auger effect, based on the analysis of energetic electrons emitted from an excited atom after ...
Rotation matrix. In linear algebra, a rotation matrix is a transformation matrix that is used to perform a rotation in Euclidean space. For example, using the convention below, the matrix. rotates points in the xy plane counterclockwise through an angle θ about the origin of a two-dimensional Cartesian coordinate system.
The 86th Airlift Wing (86 AW) is a United States Air Force wing, currently assigned to the Third Air Force, United States Air Forces in Europe – Air Forces Africa.The 86th AW is stationed at Ramstein Air Base, Germany.
Automated essay scoring ( AES) is the use of specialized computer programs to assign grades to essays written in an educational setting. It is a form of educational assessment and an application of natural language processing. Its objective is to classify a large set of textual entities into a small number of discrete categories, corresponding ...
Sikhism ( / ˈsɪkɪzəm / SIK-iz-əm ), also known as Sikhi ( Punjabi: ਸਿੱਖੀ Sikkhī, [ˈsɪk.kʰiː] ⓘ, from ਸਿੱਖ, Sikh, 'disciple / learner'), [i] is an Indian religion [9] and philosophy [10] in particular for the Sikh ethnoreligious group that originated in the Punjab region of India [ii] around the end of the 15th ...
Geologic time scale. The geologic time scale, proportionally represented as a log-spiral with some major events in Earth's history. A megaannus (Ma) represents one million (10 6) years. The geologic time scale or geological time scale ( GTS) is a representation of time based on the rock record of Earth. It is a system of chronological dating ...
James Gandolfini. James John Gandolfini Jr. ( Italian: [ɡandolˈfiːni]; September 18, 1961 – June 19, 2013) was an American actor. He was best known for his portrayal of Tony Soprano, the Italian-American Mafia crime boss in HBO 's television series The Sopranos (1999–2007). For this role, he won three Emmy Awards, five Screen Actors ...