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  • What is the point of logarithms? How are they used?
    (The base-10 logarithm of a number is roughly the number of digits in that number, for example ) Slide rules work because adding and subtracting logarithms is equivalent to multiplication and division
  • Natural log of a negative number - Mathematics Stack Exchange
    My teacher told me that the natural logarithm of a negative number does not exist, but $$\ln (-1)=\ln (e^ {i\pi})=i\pi$$ So, is it logical to have the natural logarithm of a negative number?
  • Logarithms with negative bases for real numbers
    Thank you for the answer I am aware of the general solutions for complex numbers In my question above I am specifically asking to the definition for real numbers It is in that scenario that I have always only understood logarithms as defined for positive numbers, although there seems to be solutions for negative bases My apologies if that wasn't clear
  • 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 directl
  • Calculate logarithms by hand - Mathematics Stack Exchange
    I'm thinking of making a table of logarithms ranging from 100-999 with 5 significant digits By pen and paper that is I'm doing this old school What first came to mind was to use $\\log(ab) = \\lo
  • Units of a log of a physical quantity - Mathematics Stack Exchange
    What happens to the units of a physical quantity after I take its (natural) logarithm Suppose I am working with some measured data and the units are Volts Then I want to plot the time series on a log-scale, only the ordinate is on the log scale, not the abscissa
  • How do I square a logarithm? - Mathematics Stack Exchange
    How do I square a logarithm? Ask Question Asked 10 years, 6 months ago Modified 2 years, 4 months ago
  • How is $\\ln$ pronounced by English speakers?
    Here I was exposed to so many variations: Saying the two letters l n Saying "log" "logarithm" Saying "natural log" Saying "log e" All of the above were native-English speakers from different parts of the world No one pronounced it like we Israelis do, as "lan" As for your "linn", I believe it was a New Zealander Their e's sound like i's


















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