package javaapplication1;
public class JavaApplication1 {
public static void main(String[] args) {
double inf_pos = Double.POSITIVE_INFINITY;
System.out.println(inf_pos - inf_pos);
System.out.println(inf_pos + 1000);
System.out.println(inf_pos - 1000);
System.out.println(inf_pos * -1);
}
}
/*
run:
NaN
Infinity
Infinity
-Infinity
*/