The mystery of time travel

Katrine 2022-04-20 09:01:16

Image source: WeChat public account "Fun Math"

The most exciting "loop" in the film - the bartender male lead takes John to the rainy night when Jane meets a man. John meets Jane, and John realizes that he is that man and becomes that man. - Let us see the occurrence of events that are both cause and effect. such as a Möbius ring .

The film follows the predestination paradox, in which historical facts are not affected by changes made in time travel. Classic example: a fire broke out in the past, you want to go back to the past to stop it, and you won't find it until you go back in time It was because of you who traveled back that the fire broke out.) and the Novikov self-consistency principle (the time paradox proposed by Russian theoretical physicist Novikov in the 1980s) The rule. This principle states that people can go back to the past, but cannot change the course of history. Its basic meaning is that our world is the final outcome that has been changed.) Both point to: "fatalism" . (Reference: Baidu Encyclopedia)

In this way, the infinite loop is interpreted, the brain compensates for extreme situations, and the time interval is shortened to one minute, one second, what happens to infinitely small... Will it stay in place and stop in a static state? Incredible.

Here are a few more mysterious stories about time travel that impressed me a lot (it’s really difficult to describe it clearly, it’s quite confusing, it burned a lot of brain cells, and it took a long time to write), and the laws that follow are not the same. Interrelated and differentiated from each other:

The first part of "Palace" has an episode (I watched it when I was still in elementary school, I still remember it fresh), from the modern time to the ancient "good concubine". In modern times, the historical ending of Yun Gege is known through historical books . Yun Gege, never thought that once he got involved in the historical process, Yun Gege would cease to exist, history would be rewritten , and everything would be turned upside down. Equally embarrassing, but this is different from "fatalism", history can be changed, but the consequences must be suffered. ——It still warns us not to rashly try to change history, otherwise there will be irreversible losses and changes, and it may even be overturned and completely unrecognizable.

In a chapter of "Harry Potter", the three of Harry use the time switch to go back to the past, throwing stones at the "past self" in order to distract the "past self" - and before returning to the past, he He was indeed smashed inexplicably - the person who smashed him was the self who had traveled back from the future!

The idea is: what has happened in the past is caused by the future you traveling back to that point. This is like the inverse of the real logic of "your present writes your future" 'You're what you+Past Participle', of course what has happened is also related to the future, but this is incompatible with the "Past Participle" Land" falls into a "Möbius ring", events are not both cause and effect at the same time.

In my humble opinion, if you insist on making it "reasonable" (at least not paradoxically) within the scope of knowledge and understanding, there are two possibilities: First, what you do after going back may have a significant impact on the future trajectory, But in any case, it has no effect on the future being able to travel back to change the past (for example, it cannot be directly related to the existence of the future like the "grandfather paradox"), just like this smashed and smashed plot. Second, there are parallel space-times, that is, space-times that can be independent of each other, that is, the self who travels back to the past comes from the future of another time-space, or travels back to the past of another time-space from the current space-time. From this point of view, this kind of setting is quite idealistic, and there is a way to change history to suit one's wishes without causing unbearable mistakes.

In "Jumanji", playing a magical board game and turning to a certain number of points can not only trap people in the world for 26 years, but also return to the world 26 years ago and rewrite their own stories; it is like There is a parallel time and space that can be connected to each other. People and animals in the world of the chessboard can come to the present world, and people in the present world can also enter it, and even travel back to the past through it, and start a new life completely separated from the present.

In "Coherence (the night the comet came)", parallel worlds intersect/interfere with each other, and "time difference" is allowed between different parallel worlds...Eight people in a space-time roll a dice each, just because This behavior has a huge number of possibilities, thus creating an order of magnitude parallel world! Once strayed into another parallel world, chaos begets chaos. "Schrödinger's Cat"...I highly recommend this movie, although I'm a little lost after watching it.

"The Mirage" is still very fascinating, and the reversal is wonderful, but it's messy to watch... The plot will not be introduced, I suggest you watch it for yourself, ah, it's hard to explain clearly (but I still have to list this one! ). If I want to clarify my thoughts, it is still a mess, I can only understand it by analogy, and I feel that the setting is different from the similar themes I have seen before. . Suddenly I thought of "Cohabitation in Time and Space", ah, it really seems to be the same principle. . .

The time-space reversal of "Tenet's Creed" is realized through "anti-entropy". Sure enough, there is a famous scene where two "I" from different time and space meet directly...

I can't help but think of the six worlds in "Inception": the real world, the first layer of dreams, the second layer of dreams, the third layer of dreams, the fourth layer of dreams, limbo (Lost Realm), "between layers and layers" The time is delayed by a multiple of 12 or more. The lines say that five minutes in the real world is one hour in the first layer of the dream world, but the time delay times will increase as the level goes up, that is, it exceeds twelve times, which means more Slow, so a few hours of reality would be decades in a fourth-level dream."

The "stack" of time and space, once lost, is unimaginable.

There are different opinions about the imagination and setting of time travel, and the corresponding series of paradoxes and problems are also thought-provoking, and the facts are unknown. Suddenly I thought, in "Former Destination", is the time bureau very clear about the fate of the agent Mobius, or even deliberately manipulated and then watched? And is the time and space in which we live also controlled and watched by our unknown beings, just like we watch others on TV? Seriously terrified. There is no solution to the abyss, can not jump out.

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Extended Reading

Predestination quotes

  • Mr. Robertson: Just relax, Jane. Some of the ladies before you, got a little nervous, a little lost in thought.

    Jane: [scoffs] Perhaps that's because to them a thought is unfamiliar territory.

  • Mr. Robertson: I see you've had some disciplinary problems in the past.

    Jane: I've had nothing but straight As in all my classes since the first grade.

    Mr. Robertson: Yes. Have you ever been with a man?

    Jane: Have you?