Logarithm function Calculator

Calculates the logarithm functions ln(x), log(x) and log_a(x).

function
    1. base a
x

The variable x accepts the negative and complex number.
  ln(-2+3i) = 1.2824746787308 +2.1587989303425i
    Logarithm function
    [1-10] /10Disp-Num
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    [1]  2017/01/01 21:27   Male / Under 20 years old / High-school/ University/ Grad student / Very /
    Purpose of use
    How many digits in binary representation of 10^100
    Comment/Request
    exponents in the input field would be useful?
    [2]  2016/08/29 22:02   Male / 20 years old level / High-school/ University/ Grad student / Very /
    Purpose of use
    In calculations of entropies (theory of information and coding).
    Comment/Request
    took me 1 and a half god damn hour before i found this site.THANK YOU
    [3]  2015/04/07 11:40   Female / 60 years old level or over / Elementary school/ Junior high-school student / Not at All /
    Purpose of use
    IM CHINESE LOOK MY SMALL EYES O-O
    [4]  2015/03/12 07:33   Female / 60 years old level or over / Others / Useful /
    Purpose of use
    trying to figure this stuff out. Great tools today, not like when I first learned this long ago.
    [5]  2015/02/04 05:19   Male / Under 20 years old / Elementary school/ Junior high-school student / Not at All /
    Purpose of use
    Math teachers are terrible so im trying to figure this out
    [6]  2014/05/21 00:10   Male / 30 years old level / High-school/ University/ Grad student / A little /
    Purpose of use
    To get a better understanding of how it works.
    [7]  2014/04/23 06:09   Male / 40 years old level / A teacher / A researcher / Very /
    Purpose of use
    to know how it works
    [8]  2014/04/22 03:53   Female / Under 20 years old / High-school/ University/ Grad student / A little /
    Purpose of use
    help to understand alg 2
    [9]  2009/02/16 05:08   Male / More than 60 / Others / Very /
    Purpose of use
    review logs
    Comment/Request
    I wish these tools were available when I went to school!
    [10]  2009/01/30 06:51   Female / 20 level / A university student / Very /
    Purpose of use
    high ln values
    Comment/Request
    good calculator

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