• Thumbnail for Binary logarithm
    binary logarithm of 1 is 0, the binary logarithm of 2 is 1, the binary logarithm of 4 is 2, and the binary logarithm of 32 is 5. The binary logarithm...
    42 KB (5,128 words) - 18:59, 4 July 2025
  • Thumbnail for Logarithm
    mathematics and physics because of its very simple derivative. The binary logarithm uses base 2 and is widely used in computer science, information theory...
    98 KB (11,674 words) - 07:27, 12 July 2025
  • Thumbnail for Iterated logarithm
    indicate the binary iterated logarithm, which iterates the binary logarithm (with base 2 {\displaystyle 2} ) instead of the natural logarithm (with base...
    7 KB (749 words) - 06:15, 19 June 2025
  • Thumbnail for Binary search tree
    remaining tree, the lookup performance is proportional to that of binary logarithm. BSTs were devised in the 1960s for the problem of efficient storage...
    30 KB (3,056 words) - 05:17, 27 June 2025
  • Thumbnail for Common logarithm
    the common logarithm (aka "standard logarithm") is the logarithm with base 10. It is also known as the decadic logarithm, the decimal logarithm and the Briggsian...
    17 KB (2,021 words) - 16:32, 8 July 2025
  • Thumbnail for Binary search
    or equal to the argument, and log 2 {\textstyle \log _{2}} is the binary logarithm. This is because the worst case is reached when the search reaches...
    77 KB (10,006 words) - 02:23, 29 July 2025
  • Thumbnail for Binary entropy function
    the logarithm corresponds to the choice of units of information; base e corresponds to nats and is mathematically convenient, while base 2 (binary logarithm)...
    6 KB (1,071 words) - 17:05, 6 May 2025
  • Thumbnail for Natural logarithm
    can be used to denote the common (base 10) logarithm. It may also refer to the binary (base 2) logarithm in the context of computer science, particularly...
    34 KB (5,882 words) - 12:40, 28 July 2025
  • Thumbnail for Natural logarithm of 2
    0.301\,029\,995\,663\,981\,195.} The inverse of this number is the binary logarithm of 10: log 2 ⁡ 10 = 1 log 10 ⁡ 2 ≈ 3.321 928 095 {\displaystyle \log...
    23 KB (3,125 words) - 15:08, 29 May 2025
  • Thumbnail for Stirling's approximation
    bound for comparison sorting, it is convenient to instead use the binary logarithm, giving the equivalent form log 2 ⁡ ( n ! ) = n log 2 ⁡ n − n log 2...
    26 KB (4,756 words) - 20:03, 15 July 2025
  • Thumbnail for History of logarithms
    this equals the binary logarithm, but it differs from the logarithm for other numbers and it gives 2-adic order rather than the logarithm. Michael Stifel...
    47 KB (5,447 words) - 11:16, 14 June 2025
  • law Binary logarithm Bode plot Henry Briggs Bygrave slide rule Cologarithm Common logarithm Complex logarithm Discrete logarithm Discrete logarithm records...
    3 KB (230 words) - 13:13, 22 February 2025
  • _{b}(y)={\frac {\log(y)}{\log(b)}}={\frac {\ln(y)}{\ln(b)}}.} For example, the binary logarithm (log2), which is widely used in computer science, could be calculated...
    45 KB (8,506 words) - 02:59, 29 July 2025
  • Thumbnail for E (mathematical constant)
    constant approximately equal to 2.71828 that is the base of the natural logarithm and exponential function. It is sometimes called Euler's number, after...
    59 KB (7,151 words) - 19:30, 2 August 2025
  • Thumbnail for Logistic regression
    the inverse of the natural logarithm – the exponential function. Thus, although the observed dependent variable in binary logistic regression is a 0-or-1...
    121 KB (19,414 words) - 03:19, 24 July 2025
  • Thumbnail for Entropy (information theory)
    for the logarithm. Thus, entropy is characterized by the above four properties. The different units of information (bits for the binary logarithm log2,...
    71 KB (10,208 words) - 07:29, 15 July 2025
  • the algorithm. When a fast computation for the integer part of the binary logarithm or for the bit-length is available (like e.g. std::bit_width in C++20)...
    26 KB (3,191 words) - 07:11, 19 May 2025
  • Thumbnail for Fast inverse square root
    {\displaystyle x} to an integer as a way to compute an approximation of the binary logarithm log 2 ⁡ ( x ) {\textstyle \log _{2}(x)} Use this approximation to compute...
    35 KB (4,648 words) - 02:43, 15 June 2025
  • Thumbnail for Quantities of information
    information is the bit, or more correctly the shannon, based on the binary logarithm. Although bit is more frequently used in place of shannon, its name...
    12 KB (2,183 words) - 21:38, 23 May 2025
  • binary logarithm. Other units include the nat, which is based on the natural logarithm, and the decimal digit, which is based on the common logarithm...
    69 KB (8,508 words) - 04:47, 12 July 2025
  • Discrete logarithm records are the best results achieved to date in solving the discrete logarithm problem, which is the problem of finding solutions...
    32 KB (3,413 words) - 05:10, 17 July 2025
  • given real numbers a {\displaystyle a} and b {\displaystyle b} , the logarithm log b ⁡ ( a ) {\displaystyle \log _{b}(a)} is a number x {\displaystyle...
    17 KB (2,538 words) - 16:59, 28 July 2025
  • Thumbnail for Floating-point arithmetic
    applications. Logarithmic number systems (LNSs) represent a real number by the logarithm of its absolute value and a sign bit. The value distribution is similar...
    121 KB (14,486 words) - 17:33, 19 July 2025
  • Thumbnail for Power of two
    Power of two (category Binary arithmetic)
    are all negative powers of two. Fermi–Dirac prime Gould's sequence Binary logarithm Power of three Power of 10 Lipschutz, Seymour (1982). Schaum's Outline...
    44 KB (4,372 words) - 19:16, 23 June 2025
  • inputs, or outputs of a finite-state machine or transformation, or the binary logarithm of the same quantity. Variety is used in cybernetics as an information...
    20 KB (2,900 words) - 20:34, 29 July 2025
  • binary logarithm (log2). (Also written as lb.) lsc – lower semi-continuity. lerp – linear interpolation. lg – common logarithm (log10) or binary logarithm...
    20 KB (2,001 words) - 04:31, 20 March 2025
  • binary logarithms for music in a letter to Athanasius Kircher in 1647; this usage often is attributed to Leonhard Euler in 1739 (see Binary logarithm)...
    24 KB (3,039 words) - 23:34, 17 April 2025
  • Bit numbering (category Binary arithmetic)
    LSb 0 numbering. ARINC 429 Binary numeral system Signed number representations Two's complement Endianness Binary logarithm Unit in the last place (ULP)...
    12 KB (833 words) - 17:32, 24 July 2025
  • Thumbnail for Exponentiation
    superscript to the right of the base as bn or in computer code as b^n. This binary operation is often read as "b to the power n"; it may also be referred to...
    107 KB (13,693 words) - 15:00, 29 July 2025
  • been developed, by Srinivasa Ramanujan, Bill Gosper, and others. The binary logarithm of the factorial, used to analyze comparison sorting, can be very accurately...
    70 KB (8,433 words) - 15:01, 21 July 2025