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  2. Spheres of exchange - Wikipedia

    en.wikipedia.org/wiki/Spheres_of_exchange

    The introduction of money into communal societies where these sphere-of-exchange restrictions exist can disrupt resource allocation, by creating a pathway for exchange that is not accounted for in the existing restrictions. [6] However, in some societies money has been more or less successfully integrated into spheres of exchange. [7]

  3. National Precursor Log Exchange - Wikipedia

    en.wikipedia.org/.../National_Precursor_Log_Exchange

    The National Precursor Log Exchange (NPLEx) is a real-time electronic logging system which tracks sales of the methamphetamine precursors ephedrine and pseudoephedrine in the United States. The program is operated by the National Association of Drug Diversion Investigators (NADDI), funded by manufacturers of pseudoephedrine medicine, and ...

  4. Collapse of the World Trade Center - Wikipedia

    en.wikipedia.org/wiki/Collapse_of_the_World...

    A New York City fireman calls for 10 more rescue workers to make their way into the rubble of the World Trade Center. The cleanup was a massive operation coordinated by the City of New York Department of Design and Construction. On September 22, a preliminary cleanup plan was delivered by Controlled Demolition, Inc. (CDI) of Phoenix, Maryland ...

  5. Exascale computing - Wikipedia

    en.wikipedia.org/wiki/Exascale_computing

    The government of Tianjin Binhai New Area, NUDT and the National Supercomputing Center in Tianjin are working on the project. After Tianhe-1 and Tianhe-2, the exascale successor is planned to be named Tianhe-3. As of 2023 China is reported to have two operational exascale computers; Tianhe-3 and Sunway OceanLight, with a third being built.

  6. Open Shortest Path First - Wikipedia

    en.wikipedia.org/wiki/Open_Shortest_Path_First

    Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing (LSR) algorithm and falls into the group of interior gateway protocols (IGPs), operating within a single autonomous system (AS).

  7. Elliptic-curve cryptography - Wikipedia

    en.wikipedia.org/wiki/Elliptic-curve_cryptography

    Elliptic-curve cryptography (ECC) is an approach to public-key cryptography based on the algebraic structure of elliptic curves over finite fields.ECC allows smaller keys to provide equivalent security, compared to cryptosystems based on modular exponentiation in Galois fields, such as the RSA cryptosystem and ElGamal cryptosystem.

  8. Asus - Wikipedia

    en.wikipedia.org/wiki/ASUS

    ASUSTeK Computer Inc. (/ ˈ eɪ s uː s /, [3] / eɪ ˈ s uː s /, [4] / ɑː ˈ-/, [5] / ə ˈ-/; [6] Chinese: 華碩電腦股份有限公司; pinyin: Huáshuò Diànnǎo Gǔfèn Yǒuxiàn Gōngsī; stylized as ASUSTeK or ASUS) is a Taiwanese [7] multinational computer, phone hardware and electronics manufacturer headquartered in Beitou District, Taipei, Taiwan.

  9. Kallang–Paya Lebar Expressway - Wikipedia

    en.wikipedia.org/wiki/Kallang–Paya_Lebar...

    Connecting East Coast Parkway (ECP) in the south and Tampines Expressway (TPE) in the north-east, the six-lane (2x3) expressway extends for twelve kilometres, with approximately 8.5 kilometres (5.3 mi) of main cut and cover tunnels [4] running some 10 kilometres underground when fully completed.