Update README.md

Author: sbesada

README.md

@@ -95,7 +95,7 @@ This algorithm is faster than JEP math expresion parser!!! If you compare java.m
 
        CPU: i7-6500U
        
-       test 1: one execution: 4ms
+       test 1: one execution: 3ms
        test 2: 100000 executions : 2100 ms --> mean time 0.021 ms per execution 
        test 3: one million executions: 16500 ms --> mean time 0.0165 ms per execution