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  2. VAT identification number - Wikipedia

    en.wikipedia.org/wiki/VAT_identification_number

    The GD and HA formats may also be formatted as GB888 8xxx yy for EU compatibility, where xxx is the 3-digit number from the short format and yy is the 2-digit modulus-97 check number. [ 40 ] Isle of Man registrations share the 9- and 12-digit formats with the UK, with GB as the country code prefix, but are distinguished by having 00 as the ...

  3. Uniform Invoice lottery - Wikipedia

    en.wikipedia.org/wiki/Uniform_Invoice_lottery

    The Uniform Invoice or Unified Invoice (統一發票 pinyin: Tǒngyī fāpiào), is a type of standardized receipt in Taiwan that is issued by merchants for selling products and services, kept by both seller and consumer, with a 8-digit number for each one, for taxation purposes, managed by the Ministry of Finance of the Republic of China (Taiwan) existing in many form such as hand-written 2 ...

  4. Comparison of e-book formats - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_e-book_formats

    The EPUB format is the most widely supported e-book format, supported by most e-book readers except Amazon Kindle [a] devices. Most e-book readers also support the PDF and plain text formats. E-book software can be used to convert e-books from one format to another, as well as to create, edit and publish e-books.

  5. E.164 - Wikipedia

    en.wikipedia.org/wiki/E.164

    E.164 defines a general format for international telephone numbers. Plan-conforming telephone numbers are limited to only digits and to a maximum of fifteen digits. [ 1 ] The specification divides the digit string into a country code of one to three digits, and the subscriber telephone number of a maximum of twelve digits.

  6. Q (number format) - Wikipedia

    en.wikipedia.org/wiki/Q_(number_format)

    The Q notation is a way to specify the parameters of a binary fixed point number format. For example, in Q notation, the number format denoted by Q8.8 means that the fixed point numbers in this format have 8 bits for the integer part and 8 bits for the fraction part. A number of other notations have been used for the same purpose.

  7. Half-precision floating-point format - Wikipedia

    en.wikipedia.org/wiki/Half-precision_floating...

    Thus, only 10 bits of the significand appear in the memory format but the total precision is 11 bits. In IEEE 754 parlance, there are 10 bits of significand, but there are 11 bits of significand precision (log 10 (2 11) ≈ 3.311 decimal digits, or 4 digits ± slightly less than 5 units in the last place).

  8. XYZ file format - Wikipedia

    en.wikipedia.org/wiki/XYZ_file_format

    The XYZ file format is a chemical file format. There is no formal standard and several variations exist, but a typical XYZ format specifies the molecule geometry by giving the number of atoms with Cartesian coordinates that will be read on the first line, a comment on the second, and the lines of atomic coordinates in the following lines. [ 1 ]

  9. Indonesian identity card - Wikipedia

    en.wikipedia.org/wiki/Indonesian_identity_card

    The size of the card is in accordance with ISO/IEC 7810 with a credit card size form factor that is 53.98 by 85.60 millimetres (2.125 in × 3.370 in). Indonesia's e-KTP program achieved 100 million biometric enrollments and de-duplications in just under one year. [13] e-KTP data has no expiration date, even if the cards show expiration dates. [14]