0 an area in outer space where the force of gravity is so strong that it pulls everything nearby into it, including light -- หลุมดำ
1 something that uses a lot of money without bringing any benefits -- สิ่งที่ใช้เงินมากแต่ไม่ก่อประโยชน์อะไรเลย
2 a situation of sadness and hopelessness -- สถานการณ์ที่เศร้าและสิ้นหวัง
3 an unknown place where a piece of data, such as an email, disappears to after being sent and does not reach its destination. -- สถานที่ซึ่งข้อมูลสูญหายไปหลังจากส่งและไม่ถึงผู้รับ
Now, imagine one of the particles were to cross the event horizon of the black hole.
The effect is often described as resulting from virtual pair production on the horizon of a black hole.
Then one of the particles is inside the black hole and one outside.
So we must suppose that the information that falls into the black hole is lost to us and only available within the black hole itself.
What if the universe is not slated to contract into a black hole or expand into nothing?
We assume that there is at most one black hole in the network.
The minimum number of agents capable of identifying a black hole is two.
Now it is possible to use the time-out mechanism to locate the black hole in any graph, with only two agents, as follows.
