math_sample_kenji/lib/advanced_math.js

es un modulo de matematicas para certi III 2014

var call_counter=require("./call_counter");
function multiply(x,y){
	call_counter();
	return x*y;
}
function divide(x,y){
	call_counter();
	return x/y;
}
function fibo(count){
	call_counter();
	return private_fibo(count);
}
function private_fibo(count,counter,first,second){
	if(count==0){
		return 0;
	}
	if(counter==undefined){
		counter=1;
		first=1;
		second=2;
	}
	result=first+second;
	if(counter==count){
		return result;
	}
	private_fibo(count,++counter,second,result);
	return result;
}
module.exports={
	multiplicar:multiply,
	division:divide,
	fibonacci:fibo
};