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Man himself is a creature in 4 dimensions, but he can only see 3 dimensions, because you are in the time dimension so you can't see time, and the fifth dimension is speed, that is, when your absolute speed exceeds the absolute speed of 4 dimensional space. The four-dimensional space will become a singularity, you will enter the five-dimensional space, at this time you will see the lines of time, but you will not be able to change them, and when the gravitational dimension of the sixth dimension can reach infinity, space and time and speed will be pressed into a singularity (that is, the black hole of interstellar travel). At this point, you will see all the timelines in the four-dimensional space, and theoretically you can jump the point in time, that is, choose the outcome, instead of changing the past to get the result like the five-dimensional space.
Because time is not a two-dimensional line, but a three-dimensional body.
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First of all, let's talk about the three-dimensional sphere, the color of each point in the sphere is a function of space, and the color is the fourth dimension. So how does this fourth dimension have nothing to do with the linearity of three-dimensional space? That is to say, this fourth dimension has and only intersects with this third dimension at one point.
In 3D, if we fix the value of one of the dimensions, the other two dimensions are a circle, and in the same way that in the 4th dimension, we fix the value of one of the dimensions, and the other 3D is a sphere. If we fix the fourth dimension w, then the other three dimensions xyz is a sphere, so what about if we fix x? YZ is a circular surface with concentric circles of color formed by various W colors on the circular surface.
Suppose we can only see a certain color, that is, we are a creature with a membrane in a certain four-dimensional space, then what we see is a ball of color. When the w value starts to change, it seems to us that the ball is slowly disappearing, and of course it cannot be touched, because it leaves our membrane. Why is it slowly disappearing, because of the superposition state.
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What we can see is a "distorted object" as we understand it, showing the confusion of time and space. Friends who often read science fiction and science fiction movies know that the existence of human beings actually exists under the conditions of a "three-dimensional space". Three-dimensional, is a means used by scientists to divide the space of objects, in plain language, a line, is one-dimensional, and three lines can form a three-dimensional, such as the cuboid we see everywhere, the cube; Human beings live under such spatial conditions.
Since there are three dimensions, there must also be four dimensions. What can we see in the fourth dimension?
The significance of the four-dimensional space is to break the boundaries of our existence and achieve the effect of "transcending time". We all know that according to the theory of "space-time collapse" proposed by Albert Einstein in his later years, the existence of the phenomenon of "cosmic travel" was confirmed. Entering the four-dimensional space is actually such a process of cosmic travel.
Human beings know space and things through the three-dimensional world, so any object seems to us to be complete and coordinated three-dimensional. However, because the four-dimensional space breaks the time and space in our habitual thinking, visually, it is very likely to bring about the effect of "distortion" in the usual sense.
We can even see the past and the future through the four-dimensional space. Those who are familiar with religious theology may know that in Buddhism, the Buddha has a supernatural power called "karma", which says that the Dharma eye of the Buddha can transcend time and see the future and past development of all things. This is really not complete "nonsense".If we really live under the four-dimensional space, we can indeed trace back through a point in the four-dimensional space, and see time and space in a linear sense from a point and a line.
To sum up, in the four-dimensional space, we can see everything that has been "distorted", as well as time and space.
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With the development of science, our understanding of things is more and more abundant, in physics and mathematics, we can understand the sequence of n numbers as a position in an n-dimensional space, when n is equal to 4, the set of all such positions is called four-dimensional space, because we are in the three-dimensional world, so everything in the four-dimensional space is beyond our cognition, and we can't really see things in the four-dimensional space.
Four-dimensional space. When people talk about "four-dimensional space", they often mistakenly refer to the four-dimensional space-time mentioned by Einstein in his general and special theories of relativity. This widespread misuse is due to the popularity of popular science and literary works related to the theory of relativity.
A true four-dimensional space is a space with four spatial dimensions, or four orthogonal directions of motion. This is the kind of space that mathematicians use to study four-dimensional geometric objects.
Looking at the low-dimensional space from the high-dimensional space.
We are in three-dimensional space, it is easy to see the shape of matter in low-dimensional space, for example, a point is something in zero-dimensional space, we don't need any vector to measure it, in one-dimensional space, it is a straight line with only length, and two-dimensional space is space with width added to one-dimensional space, and it seems that the thing inside is a two-dimensional figure.
And the space we are in is the three-dimensional space, that is, the height is added to the two-dimensional space, so in the three-dimensional space, the objects are three-dimensional.
Looking at the high-dimensional space from the low-latitude space.
Due to the limitations of low-dimensional space, it is difficult to imagine things in high-dimensional space in low-dimensional space. In the zero-dimensional space, all cognition stays at the understanding of a point, and when something in the high-dimensional space falls into the zero-dimensional space, in their opinion, it is a point.
And the same is true of one-dimensional space, in one-dimensional space, staying in the understanding that everything is a straight line, even if the higher-dimensional space falls into the one-dimensional space, it is still a straight line in the eyes of the things in the one-dimensional space.
Similarly, the same is true for two-dimensional space, if a person in three-dimensional space falls into two-dimensional space, the creature in two-dimensional space can only see that person is two-dimensional, which is equivalent to a paper man.
Look at the four-dimensional space from the three-dimensional space.
To find out what we can see in four-dimensional space, we need to first understand a concept, imagine the process of stacking pieces of paper side by side. If one doesn't stack them one by one, the papers won't extend into three-dimensional space. In the same way, in order to enter the four-dimensional space, one must move in a new direction, and that direction must be outside the three-dimensional space.
To reach each point in the four-dimensional space, one needs to move not only forward and backward, left and right, up and down, but also along a pair of new directions.
In summary, matter in four-dimensional space moves in four directions, and judging from the three-dimensional projection, this is probably the case.
Of course, this is just to look at the things in the four-dimensional space with our three-dimensional cognition, and we know from the above-mentioned things in the high-dimensional space from the low-dimensional space, and we know that this is just our current speculation, and we don't know the real things in the four-dimensional space.
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What do you see in 4 dimensions?
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The four-dimensional space may be as dreamy as in a science fiction movie, and if we want to see the four-dimensional space, we may have to transcend time, and this may be difficult for us to survive, and to survive may be to look at the four-dimensional world from God's perspective.
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Because there is no mental space at all, everything we see in the mental space is just a kind of conjecture and assumption of all of us, and it is not real at all.
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In four-dimensional space, we may see the past or even the future. Because in four-dimensional space, time does not proceed in a normal order.
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You may see some dream worlds, which are particularly mysterious. Even you wouldn't expect such a scenario, and there are many things that have not been realized.
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In the four-dimensional space, there is no fixed form, only the mind, which can see all the changes in the dimension of time. The three-dimensional dimension we live in now does not have the dimension of time, and time is only the rate of change of space set by human beings. The true four-dimensional space has the dimension of time.
So there is no time in the world we live in now, and the past, present, and future are not available. The fourth dimension is a telepathic invisible world.
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We can see the past and the future, different dimensions, parallel space, but as three-dimensional creatures, we may not be able to see them, and four-dimensional creatures can see us, which is too sci-fi.
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Four-dimensional space has one more dimension than three-dimensional space, which is the time dimension. Entering the four-dimensional space and looking at the three-dimensional world, we human beings are like a kind of paper people who cannot understand their existence and cannot see them, but we have no privacy in front of them, and let them change themselves.
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The four-dimensional space is based on the three-dimensional, with the time dimension, we can see ourselves at different time nodes, as well as the development and changes of history.
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Four-dimensional space refers to standard Euclidean space, which can be extended to n-dimensional; Four-dimensional space-time refers to a misunderstanding of Minkowski's concept of space.
As three-dimensional objects, human beings can understand four-dimensional space-time (three spatial dimensions and one temporal dimension), but they cannot recognize and exist in four-dimensional space, because human beings belong to the third spatial dimension.
Time is usually the fourth dimension, that is, the time dimension under the fourth dimension of space-time.
Through the evolution of one-dimensional, two-dimensional, and three-dimensional space, people have put forward some conjectures about four-dimensional space.
Although these conjectures cannot be proven correct now, many scientific theories have their origins in conjecture.
Nowadays, scientific theories are generally based on the summary of phenomena, and there is no accurate and clear understanding of the phenomena in the four-dimensional space, or the phenomena are seen but do not think that the phenomena are caused by the four-dimensional space.
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People live in three-dimensional space + one-dimensional time.
Four-dimensional space is different from three-dimensional space, which refers to standard Euclidean space, which can be extended to n-dimensional; Four-dimensional space-time refers to a misunderstanding of Minkowski's concept of space. Humans, as three-dimensional objects, can know four-dimensional space-time (three spatial dimensions (summarized by Newton) [length, quantity, temperature], and one temporal dimension) but cannot know four-dimensional space, because humans cannot know the fourth spatial dimension. Time is usually the fourth dimension, that is, the time dimension under the fourth dimension of space-time.
The fourth dimension of four-dimensional space refers to the dimension of space with the same properties as x, y, and z.
For Einstein's four-dimensional space, it is generally believed that space is axisymmetric, or centrally symmetrical. For example, if a person in 3D space enters 4D space and "rotates" it in a proper way and then returns to 3D space, then he will be 'axisymmetric' (which is of course not possible in 3D space, unless a 3D version of the Mebius strip is used). Of course, since no one has entered the four-dimensional space, this is only an analogy from the two-dimensional space and cannot be verified.
But the idea of the timeline and the phenomenon of the moment of disarray of time and space are consistent with this.
A figure from a two-dimensional space cannot be symmetrical in two-dimensional space, but when entering three-dimensional space, it can be flipped back to two-dimensional space, and symmetry can be achieved, because it cannot be flipped in two-dimensional space, only rotated or translated. Therefore, we can speculate that the three-dimensional object enters the four-dimensional space, and then returns to the three-dimensional space, and the object may be "axisymmetric".
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What does a four-dimensional space look like? Scientist: Humans can't rush in.
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First of all, you have to know that the world we are in now is four-dimensional, and then you can imagine that if you are in a three-dimensional space, then what you see is two-dimensional, but what you see is three-dimensional.
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To be precise, human beings are limited by physical conditions, and entering the fourth dimension is to die.
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The fourth dimension is that people can see their past and future selves, and human beings can only see the present.
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My understanding of four-dimensional space is that all the faces of one or more objects are all faces, but unfortunately humans don't have such big eyes (some creatures have a 360-degree field of view that can see everything behind them except for the area blocked by the body), otherwise the army will be able to see each other's location at any time when the army fights or the police catch a fugitive, and there is no need to install cameras around the house.
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Reasonable. In the world of science fiction, it should be romantic, maybe which sentence will trigger inspiration for the benefit of mankind.
The intersection of 2 planes is a line, and the intersection of 2 three-dimensional spaces is a ,..Make a door on this surface and you can reach another space.
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When I was in elementary school, I saw teleportation more than ten times, in a small pool that was about the size of a face plate, the deepest pool was not more than 20 cm, there was a fish with red eyes in the pool that could teleport, the fish was about 10 cm long and 5 cm high, many times it disappeared from the pool in front of me, sometimes I looked at the empty and transparent small pool for a few minutes, it appeared in front of me instantly, and a few times I drove the fish to the side of the small pool with both hands, and the fish disappeared from the pool without jumping out. Another time, I didn't jump out and appeared in the middle of the pool, the whole pool was in my field of vision, and the fish had no place to hide.
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Well, he's just a **, you can't take it too seriously. Think about it this way. You draw a square on the paper and a circle inside.
No matter from which angle, the circle inside is wrapped in a square. But we are in the three-dimensional world, is it possible to cut out the circle from our perspective without destroying the square? Wreck?
Four dimensions are the same for three dimensions, by analogy. I know it's hard for you to imagine the four-dimensional world, because we're in three. But it can't be said that there are none, there are many scholars in mathematics who specialize in high-dimensional mathematics, and there are many unimaginable things happening there.
I don't think so. You see, if you reach that speed and fly towards the stars, the first thing you see is 200 years ago, an hour later it will be 180 years ago, and two hours later it will be 150 years ago (just make an assumption, I don't count). Because you are getting closer and closer to the stars, it doesn't mean that you have walked into it, but the light you see is still 200 years ago; The reason why you see the light 200 years ago is because you are 200 light-years away from it, and if you are 100 light-years away from it, you will see the stars from 100 years ago (and the light does not follow you). >>>More
1. At present, the four-dimensional space referred to by physics is length, width, height and time. >>>More
If we go into the fourth dimension, we will see what happened in different time periods, and we can also turn back time. However, there is no way for human beings to enter the high-dimensional world, the main reason is that the body structure cannot bear it, and if it enters, the body will be reconstituted and become similar to the soul, which is equivalent to death. >>>More
According to scientists, the four-dimensional space is an infinite superposition of three-dimensional space, and with the composition of time, the other four-dimensional creatures will know all their own trajectories, and the superstring theory says that the world is made up of 10-dimensional space plus time, and the seven dimensions are curled up on the Planck microscopic scale, and if you enter the four-dimensional space, you will be like a Klein bottle.
Yes, the universe is four-dimensional, but three dimensions are space and the other is time. Therefore, it cannot be said that "the universe is a four-dimensional space". >>>More