jwerle/log.c

## log.c
#include <math.h>
#include <stdio.h>
#include <stdlib.h>

int
main (void) {
  double v, r;
  v = 1000.0;
  r = log10(v);
  printf("%f\n", r);
  return 0;
}

## log.js
Math.log(1000)/Math.LN10; // 2.9999999999999996

## log.py
import math

math.log10(1000); // 3.0

## log.rb
Math.log10(1000); // 3.0
	#include <math.h>
	#include <stdio.h>
	#include <stdlib.h>

	int
	main (void) {
	double v, r;
	v = 1000.0;
	r = log10(v);
	printf("%f\n", r);
	return 0;
	}