Why does the multiverse theory have only 4 levels?

In summary, the concept of a multiverse is purely hypothetical and can be constructed as long as it aligns with known physics. Max Tegmark and Brian Greene's levels of multiverses consider the mathematical multiverse hypothesis as the highest level, while other authors like David Lewis suggest that there could be universes not described by mathematics. The discussion of multiverse theory is considered speculative and should be based on peer-reviewed papers rather than general information on Wikipedia.
  • #1
Suekdccia
272
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Why does max tegmark's and brian greene's levels of multiverses consider as the highest level the mathematical multiverse hypothesis if other authors like David Lewis consider that there could be also universes non described by maths? Why does it stop at level iv (mathematical universes hypothesis) if there could be other universes not described with maths?

https://en.m.wikipedia.org/wiki/Multiverse
 
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  • #2
Multiverse theory is purely hypotheitical. Anyone can construct such a theory as long as it is consistent with known physics.
 
  • #3
Multiverse theory is speculative. Discussion of a particular peer-reviewed paper exploring it might be ok, but general discussion based on Wikipedia is not.

Thread closed.
 

Related to Why does the multiverse theory have only 4 levels?

1. Why is the multiverse theory limited to only 4 levels?

The multiverse theory is limited to 4 levels because it is based on the concept of the observable universe. This means that the theory only applies to the portion of the universe that we are able to observe, and beyond that, we cannot make any assumptions about the existence of other universes. The 4 levels represent the different possible states of our observable universe, including the laws of physics, energy levels, and matter distribution.

2. How do scientists determine the number of levels in the multiverse theory?

The number of levels in the multiverse theory is determined by various factors such as the laws of physics, the energy levels of the universe, and the distribution of matter. Scientists use mathematical models and observations from experiments and observations to determine these factors and ultimately determine the number of levels in the multiverse theory.

3. Is it possible for there to be more than 4 levels in the multiverse theory?

While the current understanding of the multiverse theory is limited to 4 levels, it is always possible for new evidence or discoveries to lead to a revision of this theory. As our understanding of the universe and its laws continues to evolve, it is possible that the number of levels in the multiverse theory may change in the future.

4. What evidence supports the existence of only 4 levels in the multiverse theory?

The evidence supporting the existence of only 4 levels in the multiverse theory comes from various sources, including observations from the cosmic microwave background, particle physics experiments, and mathematical models. These sources provide evidence for the laws of physics and energy levels that are consistent with the 4 levels in the multiverse theory.

5. Can the levels in the multiverse theory change over time?

The levels in the multiverse theory are not fixed and can change over time as our understanding of the universe and its laws evolves. New evidence or discoveries may lead to a revision of the current theory and potentially change the number of levels. Additionally, as the universe continues to expand, it is possible that new levels may emerge. Therefore, the levels in the multiverse theory are not static and may change over time.

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