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  2. Roman numerals - Wikipedia

    en.wikipedia.org/wiki/Roman_numerals

    The "Number Forms" block of the Unicode computer character set standard has a number of Roman numeral symbols in the range of code points from U+2160 to U+2188. [79] This range includes both upper- and lowercase numerals, as well as pre-combined characters for numbers up to 12 (Ⅻ or XII ).

  3. Golden ratio base - Wikipedia

    en.wikipedia.org/wiki/Golden_ratio_base

    For subtraction, subtract each pair of digits without borrow (borrow is a negative amount of carry), and then convert the numeral to standard form. For multiplication, multiply in the typical base-10 manner, without carry, then convert the numeral to standard form. For example, 2 + 3 = 10.01 + 100.01 = 110.02 = 110.1001 = 1000.1001

  4. Hexadecimal - Wikipedia

    en.wikipedia.org/wiki/Hexadecimal

    Hexadecimal (also known as base-16 or simply hex) is a positional numeral system that represents numbers using a radix (base) of sixteen. Unlike the decimal system representing numbers using ten symbols, hexadecimal uses sixteen distinct symbols, most often the symbols "0"–"9" to represent values 0 to 9 and "A"–"F" to represent values from ten to fifteen.

  5. Senary - Wikipedia

    en.wikipedia.org/wiki/Senary

    If a number is divisible by 2, then the final digit of that number, when expressed in senary, is 0, 2, or 4. If a number is divisible by 3, then the final digit of that number in senary is 0 or 3. A number is divisible by 4 if its penultimate digit is odd and its final digit is 2, or its penultimate digit is even and its final digit is 0 or 4.

  6. Operator-precedence parser - Wikipedia

    en.wikipedia.org/wiki/Operator-precedence_parser

    In computer science, an operator-precedence parser is a bottom-up parser that interprets an operator-precedence grammar.For example, most calculators use operator-precedence parsers to convert from the human-readable infix notation relying on order of operations to a format that is optimized for evaluation such as Reverse Polish notation (RPN).

  7. 1987 Soviet nuclear tests - Wikipedia

    en.wikipedia.org/wiki/1987_Soviet_nuclear_tests

    1987; Information; Country: Soviet Union: Test site: Aktobe, Kazakhstan; Balapan, Semipalatinsk, Kazakhstan; Degelen, Semipalatinsk, Kazakhstan; NZ Area B, Matochkin ...

  8. 1976 Soviet nuclear tests - Wikipedia

    en.wikipedia.org/wiki/1976_Soviet_nuclear_tests

    [1] [3] [5] [6] [7 ^ A bomb test may be a salvo test, defined as two or more explosions "where a period of time between successive individual explosions does not exceed 5 seconds and where the burial points of all explosive devices can be connected by segments of straight lines, each of them connecting two burial points and does not exceed 40 ...