@@ -0,0 +1,254 @@
+package ch.hearc.p3.recsys.utils;%0A%0Apublic class Tools%0A%7B%0A%09public static boolean compare(double a, double b, double epsilon)%0A%09%7B%0A%09%09return Math.abs(a-b) %3C epsilon;%0A%09%7D%0A%09%0A%09public static boolean compare(double a, double b)%0A%09%7B%0A%09%09return compare(a, b, 1e-6);%0A%09%7D%0A%7D%0A

Add tools