Can life really exist in the 2D universe?

Our entire living reality happens in a 3-dimensional universe, so it's hard to imagine a universe of only two dimensions. But according to a new calculation, a 2D universe can actually support life.

This new research author is physicist James Scargill at the University of California, who wants to test the principle of anthropology - the philosophical idea that the universe cannot exist without life inside to observe them.

Picture 1 of Can life really exist in the 2D universe?
2D universe can exist life.

"There are two main arguments that are balanced with the ability of life in 2 + 1 dimensions to lack local gravity and Newton's limit in 3D general relativity and restrictions on flat topology means These abilities are also simple 'for life to exist', Scargill wrote in his article.

The calculations that Scargill performed were complex calculations, but in theory he showed that a scalar gravitational field could actually exist in two dimensions, allowing gravity to be generated.

After that, he went on to another important point that was to have life appear, there must be a level of complexity, in this case can be represented by neural networks. Our very complex brain exists in 3D and we can think that a neural network cannot work in only 2 dimensions. But Scargill proved that some types of flat, two-dimensional diagrams share attributes with the biological neural networks we find in life.

Such diagrams can also be combined in a manner similar to the modular function of neural networks and even represent what is known as small world properties, in which a complex network can be overtaken Past in some small steps.

Therefore, according to Scargill physicist, the 2D universe can support life . That doesn't mean they exist, but the article shows that two of the strongest arguments regarding the 2 + 1 universe need a serious review.

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