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c:math.h:log10

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c:math.h:log10 [2013/01/22 22:02] (current)
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 +{{keywords>wiki library source code example reference}}
 +====== log10 ======
 +<code c>
 +    double log10(double);
 +</code>
 +base-10 logarithm of a number
 +
 +===== C Sourcecode Example =====
 +compile in linux with: gcc log10.c -o log10 **-lm** -Wall
 +<code c>     
 +#include <stdio.h> /* including standard library */
 +//#include <windows.h> /* uncomment this for Windows */
 +
 +#include <math.h> /* including math library */
 +
 +int main ( void ) 
 +{
 +double x;
 +x = log10(42000);
 +printf("The log10 of 42000 is %f\n",x);
 +return 0;
 +}
 +</code>
 +
 +==== output ====
 +   output:
 +   user@host:~$  ./log10 
 +   The log10 of 42000 is 4.623249
 +
 +
  
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c/math.h/log10.txt · Last modified: 2013/01/22 22:02 (external edit)

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