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  1. stackoverflow.com › questions › 3719631logarithm - Log to the base 2 in python - Stack Overflow

    15 wrz 2010 · If all you need is the integer part of log base 2 of a floating point number, extracting the exponent is pretty efficient: log2int_slow = int(math.floor(math.log(x, 2.0))) # these give the. log2int_fast = math.frexp(x)[1] - 1 # same result.

  2. www.w3schools.com › python › ref_math_log2Python math.log2() Method - W3Schools

    Learn how to use the math.log2() method to calculate the base-2 logarithm of a number in Python. See syntax, parameter values, return value, and examples of the method.

  3. numpy.org › doc › stablenumpy.log2 — NumPy v2.1 Manual

    Learn how to use numpy.log2 to compute the logarithm of an array or a scalar to the base 2. See the parameters, return value, notes and examples of this NumPy function.

  4. www.geeksforgeeks.org › log-functions-pythonLog functions in Python - GeeksforGeeks

    14 sie 2024 · Learn how to use logarithmic functions in Python, including log2(a), which computes the logarithm base 2 of a. See syntax, parameters, return values, exceptions, and practical applications of log functions.

  5. docs.python.org › 3 › librarymath — Mathematical functions — Python 3.12.6 documentation

    2 dni temu · The math module provides access to the C standard mathematical functions, including log2(x) which returns the base-2 logarithm of x. Learn how to use the functions, their arguments, and their accuracy in this documentation.

  6. note.nkmk.me › en › python-math-exp-logPower and logarithmic functions in Python (exp, log, log10, log2)

    10 sie 2023 · Learn how to use the math module in Python to calculate power and logarithmic functions, including natural, common, and binary logarithms. See examples, syntax, and documentation for each function.

  7. www.slingacademy.com › article › working-with-numpy-log2-log10-and-log-functionsWorking with NumPy log2(), log10(), and log() functions

    23 sty 2024 · NumPy, a cornerstone library for numerical operations in Python, provides an efficient means to compute logarithms using log2 (), log10 (), and log (). This tutorial demonstrates how to utilize these logarithmic functions, along with practical code examples.

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    python log2 function