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Monday 30 April 2012

log10 example in C

Header file:
    math.h

Synopsis:
     double log10(double x);

Description:
     Returns the value of base 10 logarithm of x.


log10 function C example:


  #include<stdio.h>
  #include<math.h>
  int main() {
        double input, res;
        printf("Enter your input:");
        scanf("%lf", &input);
        res = log10(input);
        printf("log(%lf) = %lf\n", input, res);
        return 0;
  }



  Output:
  jp@jp-VirtualBox:~/cpgms/math$ gcc log10.c -lm
  jp@jp-VirtualBox:~/cpgms/math$ ./a.out
  Enter your input:10
  log(10.000000) = 1.000000


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