What is the concept of 'entering into another dimension' in science fiction?

In summary, science fiction often portrays people traveling between different dimensions or universes. However, in Linear Algebra, the concept of dimension is completely different and has nothing to do with the dimensions in science fiction or physical space. It is often used as a plot device to allow characters to travel quickly over large distances. The idea of "another dimension" in science fiction implies a place that cannot be reached through ordinary motion and requires something beyond physical means to access.
  • #1
flyingpig
2,579
1
Yeah, you know science fictions often have people going in and out into other dimensions? What does that even mean.

In Linear Algebra, the "dimension" with the dimension in science fiction are completely different.

For instance, how can someone enter R2??
 
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  • #2


it s science fiction that s why
 
  • #3


They generally mean another universe. At least, that's what I'd call it.
 
  • #4


Depending on the SF it generally means another universe or another "plane" of this universe. In this case it's more important to remember the F in SF
 
  • #5


flyingpig said:
Yeah, you know science fictions often have people going in and out into other dimensions? What does that even mean.

In Linear Algebra, the "dimension" with the dimension in science fiction are completely different.

For instance, how can someone enter R2??

R ,R2, R3...Rn are names give to some well defined sets of mathematical objects and their dimension has nothing to do with dimensions in SF or even with the dimensions of physical 3D space. You can't enter R ,R2 and you are not in R3 because they are purely abstract objects.
 
  • #6


It's generally a plot device which allows the characters to move a large distance in a short time, typically faster than light.

Without hyperspace or warp drive or teleport or wormholes it would be very hard for your favourite characters to make it to their next episode on time.
 
  • #7


IMO, an important element of the scifi idea of "another dimension" is you are in a place that could not be reached by ordinary motion. So if you ask "How many miles from London to Narnia" there is no possible numeric answer. To make this journey, something beyond physical motion is necessary.
 

What is meant by "entering into a new dimension" in science fiction?

In science fiction, the phrase "entering into a new dimension" typically refers to the idea of traveling to or experiencing a different reality or alternate universe. This could involve physical travel to a parallel universe or simply experiencing a different version of reality within one's own universe.

Why do science fiction stories often involve alternate dimensions?

Alternate dimensions provide a way for science fiction writers to explore different possibilities and scenarios that may not be possible in our current reality. It allows for the exploration of different technologies, societies, and concepts that may not exist in our own world.

Can we really enter into a new dimension?

While the concept of entering into a new dimension is a popular theme in science fiction, there is currently no scientific evidence to suggest that it is possible. However, theories such as string theory and parallel universes suggest that the idea of alternate dimensions may be a possibility.

What are some examples of science fiction stories that involve entering into a new dimension?

Some popular examples include "Stranger Things," where characters travel to a parallel dimension called the Upside Down, "Doctor Who," where the main character travels through time and space to different dimensions, and "The Matrix," where humans are trapped in a simulated reality.

What is the significance of entering into a new dimension in science fiction?

The idea of entering into a new dimension allows for the exploration of different themes and concepts, such as the consequences of time travel, the impact of technology on society, and the possibilities of alternate versions of ourselves. It also allows for escapism and imagination, as readers and viewers can immerse themselves in a different reality and experience something beyond their everyday lives.

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