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the Internet
the Internet international computer network linking together thousands of individual networks at military and government agencies, educational institutions, nonprofit organizations, industrial and financial corporations of all sizes, and commercial enterprises (called gateways or service provider...
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telephone
telephone device for communicating sound, especially speech, usually by means of wires in an electric circuit. The telephones now in general use evolved from the device invented by Alexander Graham Bell and patented by him in 1876 and 1877. Although Bell is recognized as the inventor, his telephone...
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virtual reality
virtual reality (VR) or virtual environment (VE), computer-generated environment with and within which people can interact. The advantage of VR is that it can immerse people in an environment that would normally be unavailable due to cost, safety, or perception restrictions. A successful VR env...
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Fomalhaut
Fomalhaut , brightest star in the constellation Piscis Austrinus (southern fish); Bayer designation Alpha Piscis Austrini; 1992 position R.A. 22 h 57.3 m , Dec. -29°39′. A white, main-sequence star of spectral class A3 V, its apparent magnitude of 1.16 makes it one of the 20 brightest ...
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Vega
Vega , brightest star in the constellation Lyra ; Bayer designation Alpha Lyrae; 1992 position R.A. 18 h 36.7 m , Dec. +38°47′. A white main-sequence star of spectral class A0 V, its apparent magnitude is 0.1, making it the fifth brightest star in the sky. Vega is about three times th...
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spectral class
spectral class in astronomy, a classification of the stars by their spectrum and luminosity . In 1885, E. C. Pickering began the first extensive attempt to classify the stars spectroscopically. This work culminated in the publication of the Henry Draper Catalogue (1924), which lists the spectr...
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Castor
Castor , bright star in the constellation Gemini ; Bayer designation α Geminorum; 1992 position R.A. 7 h 34.1 m , Dec. +31°54′. Slightly dimmer than Pollux , with which it forms the Twins, Castor has an apparent magnitude of 1.58, which still makes it one of the 25 brightest star...
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object-oriented programming
object-oriented programming a modular approach to computer program (software) design. Each module, or object, combines data and procedures (sequences of instructions) that act on the data; in traditional, or procedural, programming the data are separated from the instructions. A group of objects ...
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sequence
sequence in mathematics, ordered set of mathematical quantities called terms. A sequence is said to be known if a formula can be given for any particular term using the preceding terms or using its position in the sequence. For example, the sequence 1, 1, 2, 3, 5, 8, 13, … (the Fibona...
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Alpha Centauri
Alpha Centauri , brightest star in the constellation Centaurus and 3d-brightest star in the sky; also known as Rigil Kent or Rigil Kentaurus; 1992 position R.A. 14 h 39.1 m , Dec. -60°49′. It is a yellow main-sequence star of the same spectral class (G2 V) as the sun and of about the s...
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