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  1. Logarithm of a negative number - Mathematics Stack Exchange

    Then the left-hand size evaluates to something, it is a logarithm of a positive number (minus signs cancel); and the right-hand size is undefined—you take 'log' of negative numbers.

  2. Diffie–Hellman Problem - Mathematics Stack Exchange

    6 The issue of the Diffie-Hellman problem is the following: We know that if we can solve the Discrete Logarithm problem, then we can solve the Diffie-Hellman problem. Thus, the Diffie …

  3. Finding value of x in logarithms? - Mathematics Stack Exchange

    The comment given on your question is the quickest answer there is. $\log (5x^2)= \log (500) \implies x=10$ I dislike using a calculator or log table to get the answer. I think such things are …

  4. How did the notation "ln" for "log base e" become so pervasive?

    As noted in the original question, Wikipedia claims that the ln notation was invented by Stringham in 1893. I have seen this claim in other places as well. However, I recently came across an …

  5. how to solve nested logarithms - Mathematics Stack Exchange

    $$\\log_{27}{8(\\log_x{3})} = 1 $$ Please provide any quick method to solve this kind of problems. The above is just an example. Any better and tough examples with explanation could also be

  6. education - In which branch of mathematics does "logarithm" …

    In lower level mathematics, I normally take algebra to mean the study of relationships between functions and equations, and arithmetic to mean the study of the operations, such as addition, …

  7. When log is written without a base, is the equation normally …

    In mathematics, $\log n$ is most often taken to be the natural logarithm. The notation $\ln (x)$ not seen frequently past multivariable calculus, since the logarithm base $10$ finds relatively little …

  8. Why base of a logrithim function must be greater than one?

    I'm in domain section of my textbook. It says that for logarithm functions, the base must be greater than one. I can understand why base shouldn't be one but what is problem with negative …

  9. What algorithm is used by computers to calculate logarithms?

    I would like to know how logarithms are calculated by computers. The GNU C library, for example, uses a call to the fyl2x() assembler instruction, which means that logarithms are calculated …

  10. Cancelling a logarithm - Mathematics Stack Exchange

    I was wondering if there was a way to cancel out a logarithm? For example: $\\log_a A$ > $\\log_a B$ What would a have to be for the log to go away and be left with A > B? Thanks in advance!