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  2. Repeating decimal - Wikipedia

    en.wikipedia.org/wiki/Repeating_decimal

    A repeating decimal or recurring decimal is a decimal representation of a number whose digits are eventually periodic (that is, after some place, the same sequence of digits is repeated forever); if this sequence consists only of zeros (that is if there is only a finite number of nonzero digits), the decimal is said to be terminating, and is not considered as repeating.

  3. Numeral system - Wikipedia

    en.wikipedia.org/wiki/Numeral_system

    In base 10, ten different digits 0, ..., 9 are used and the position of a digit is used to signify the power of ten that the digit is to be multiplied with, as in 304 = 3×100 + 0×10 + 4×1 or more precisely 3×10 2 + 0×10 1 + 4×10 0. Zero, which is not needed in the other systems, is of crucial importance here, in order to be able to "skip ...

  4. Military call sign - Wikipedia

    en.wikipedia.org/wiki/Military_call_sign

    This, together with frequency changes and voice procedure aimed at making every unit sound the same, protects the military against simple traffic analysis and eavesdropping. Other radio users, like B20 , do not fit into the standard battalion model but are also assigned a call sign for protection.

  5. Rounding - Wikipedia

    en.wikipedia.org/wiki/Rounding

    With decimal arithmetic, final digits of 0 and 5 are avoided; if there is a choice between numbers with the least significant digit 0 or 1, 4 or 5, 5 or 6, 9 or 0, then the digit different from 0 or 5 shall be selected; otherwise, the choice is arbitrary. IBM defines that, in the latter case, a digit with the smaller magnitude shall be selected ...

  6. VocalTec - Wikipedia

    en.wikipedia.org/wiki/VocalTec

    VocalTec was founded in 1985 by Alon Cohen and Lior Haramaty while still serving together in the IDF, and was officially incorporated in 1989. Its initial operations were devoted to research, development and commercialization of products which provided audio and voice capabilities to personal computers and over computer networks.

  7. Quaternary numeral system - Wikipedia

    en.wikipedia.org/wiki/Quaternary_numeral_system

    As with the octal and hexadecimal numeral systems, quaternary has a special relation to the binary numeral system.Each radix four, eight, and sixteen is a power of two, so the conversion to and from binary is implemented by matching each digit with two, three, or four binary digits, or bits.

  8. List of iPhone models - Wikipedia

    en.wikipedia.org/wiki/List_of_iPhone_models

    The iPhone, developed by Apple Inc., is a line of smartphones that combine a mobile phone, digital camera, personal computer, and music player into one device. Introduced by then-CEO Steve Jobs on January 9, 2007, the iPhone revolutionized the mobile phone industry with its multi-touch interface and lack of physical keyboard.

  9. List of Nokia products - Wikipedia

    en.wikipedia.org/wiki/List_of_Nokia_products

    The phone has exactly the same design as the 7250. This phone is far more popular than the 7250 and has been made available on pre-paid packages and therefore it is very popular amongst youths in the UK and other European countries. The 7510 Supernova was a phone exclusive to T-Mobile USA. Only some units of this model have Wi-Fi chips with UMA.