code: public static IntegerBinding negateExact(final ObservableIntegerValue a) {
          return createIntegerBinding(() -> Math.negateExact(a.get()), a);
      }
docs: Binding for {@link java.lang.Math#negateExact(int)}
  
  @param a the value to negate
  @return the result
  @throws ArithmeticException if the result overflows an int