May 25th, 2016, 07:44 AM  #41 
Senior Member Joined: Apr 2014 From: UK Posts: 892 Thanks: 328  
May 26th, 2016, 12:43 AM  #42 
Banned Camp Joined: May 2016 From: earth Posts: 703 Thanks: 56 
i am not getting it.

May 26th, 2016, 04:05 AM  #43 
Senior Member Joined: Dec 2012 From: Hong Kong Posts: 853 Thanks: 311 Math Focus: Stochastic processes, statistical inference, data mining, computational linguistics  
May 26th, 2016, 04:13 AM  #44 
Banned Camp Joined: May 2016 From: earth Posts: 703 Thanks: 56 
I mean log purpose how it was discovered?

May 26th, 2016, 04:39 AM  #45 
Senior Member Joined: Dec 2012 From: Hong Kong Posts: 853 Thanks: 311 Math Focus: Stochastic processes, statistical inference, data mining, computational linguistics  
May 26th, 2016, 04:47 AM  #46 
Banned Camp Joined: May 2016 From: earth Posts: 703 Thanks: 56 
why he keep it name as log and ln?

May 26th, 2016, 04:53 AM  #47 
Senior Member Joined: Dec 2012 From: Hong Kong Posts: 853 Thanks: 311 Math Focus: Stochastic processes, statistical inference, data mining, computational linguistics  1610s, Modern Latin logarithmus, coined by Scottish mathematician John Napier (15501617), literally "rationumber," from Greek logos "proportion, ratio, word" (see logos) + arithmos "number" (see arithmetic). Online Etymology Dictionary 
May 26th, 2016, 05:03 AM  #48 
Banned Camp Joined: May 2016 From: earth Posts: 703 Thanks: 56 
ok thanks

May 28th, 2016, 08:16 PM  #49 
Senior Member Joined: Jan 2014 From: The backwoods of Northern Ontario Posts: 390 Thanks: 70 
a=5.7895 b=2.2358 a*b= 12.9441641 I have Casio fx991MS. Using it, I found: log a = .762641058 log b = .349432951 log a + log b = 1.112074009 antilog 1.112074009 = 12.94416407 

Tags 
function, log 
Search tags for this page 
Click on a term to search for related topics.

Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
A function to be noted very carefully in relation to the zeta function  Adam Ledger  Number Theory  19  May 7th, 2016 02:52 AM 
Inverting the Riemann Zeta Function with the Mobius Function  neelmodi  Number Theory  0  February 4th, 2015 10:52 AM 
Derivation of tau function, sigma, euler and mobius function  msgelyn  Number Theory  2  January 12th, 2014 04:13 AM 
Find all linear function given a function equals its inverse  deSitter  Algebra  4  April 10th, 2013 02:17 PM 
Rational function, exponential function, extrema  arnold  Real Analysis  1  December 31st, 1969 04:00 PM 