Ever feel like you're insignificant? Well...don't look at this...
A lot of the weirdness of physics comes from the weirdness of math.
For instance, you might be asked which is larger -- the set of all positive integers {1,2,3,4,5,...} or the set of all perfect squares {1,4,9,16,25,...}? Just looking at the first few members of each set and seeing, for instance, that 3 is a member of the first set but not a member of the second set, you'd probably assume that the set of all positive integers is larger than the set of all perfect squares. |
Goodbye may seem forever
Farewell is like the end
But in my heart's the memory
And there you'll always be
-- The Fox and the Hound
YOU MADE THOSE WORDS UP!!!!!!!!!!!!!!!
i say this because i tried to pronounce one, my brain swelled to twice it's normal size, oozed out my ears and i fainted! no real word would do that.... maybe maud'Dib |
Due to taking up four times the volume, and intercranial pressure, it's SQUIRT out your ears, nose and mouth (as it explodes through your soft palate and sinus cavity), and probably pop your eyes out.
You're watching this on Bravo, Hype. I realize you probably took this picture from the interwebz, but from now on, I'm going to imagine you watching Bravo.
All the time.
I'd assume that within identical finite boundaries greater than 1 that the former would be larger than the latter and that this would hold true to infinity.
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Lots of weird things happen when you deal with infinities. Another example is Hilbert's Hotel.
Edit:
Which direction does it not double in, if it's 4x volume?
YOU MADE THOSE WORDS UP!!!!!!!!!!!!!!!
i say this because i tried to pronounce one, my brain swelled to twice it's normal size, oozed out my ears and i fainted! no real word would do that.... maybe maud'Dib |
I can't help but laugh at how ridiculous some of them sound.
My favorites are
Millinillion and Quinquagintacentillion
This may be a question with no answer, not even a satisfactory metaphysical answer.
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Imagine a simulation of a universe with thinking beings in it. Now imagine the simulation is actually not being computed in real time, but is a recording of the simulation that is being played back.
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And as you point out there are lots of ideas about what time is and how it works. Hopefully physics will allow us to discard the speculations that are false and let us focus on the ones that might be true. Science is all about falsifiability.
"Civilization advances by extending the number of important operations which we can perform without thinking of them."
It's like in the old Monty Python song. Think of all that amazing stuff, and then...think about the fact that you're still here.
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Now it may be that the universe is sufficiently small that we are all unique but this still isn't saying much cosmically speaking. And considering the cruelties we level on each other, it seems that humans don't really value that uniqueness very much either.
"Civilization advances by extending the number of important operations which we can perform without thinking of them."
Well, "larger" is hard to compare for things that are infinitely large. We can't usefully count how many there are - in both cases the answer is "infinitely many". So we compare them in a way that doesn't require counting them - instead, we pair them up. Imagine you're setting a large table - you know you need a lot of forks and knives, and you need the same number of each, but counting that many of them would take a long time. Instead, you can start putting them in pairs: if you run out of forks, you had more knives; if you run out of knives, you had more forks. If every knife ends up paired with a fork, you must have had the same amount of each. We can say the same when we try to pair up the integers with the perfect squares, or for an even less intuitive example, pairing the integers with the rationals.
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Goodbye may seem forever
Farewell is like the end
But in my heart's the memory
And there you'll always be
-- The Fox and the Hound
Assuming forks are the integers and knives are the square: when you have 1 to 3 forks you only have 1 knife, when you have 4 to 8 forks you only have 2 knives, when you have 25 forks you only have 5 knives. The more forks you have the wider the disparity between forks and knives becomes. Thus, as the number expands infinitely you'll have infinitely fewer knives.
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This really isn't an isolated result - there are quite a lot of things that behave a certain way at every finite point, and act completely different in the limit at infinity.
Yes, I'm well familiar with the simulated world idea in relation to the nature of time. But then the next question arises, how can we prove this is a simulation or not? It never stops.
And as you point out there are lots of ideas about what time is and how it works. Hopefully physics will allow us to discard the speculations that are false and let us focus on the ones that might be true. Science is all about falsifiability. |
Also I'd say there are 3 coming AI types.
Mechilects: AI that does some pre-set function... Such a red shirt in ST:TOS
Artilects: AI that are characters that act like a real person and all that, but have blocks that prevent them from realizing they are not "real" and have quirks and feelings of some sort that are pre-described.
Sentient Artilects (haven't come up with a good name): These grow and learn and don't have pre-described personalities/feelings. These can be "born" or be created by removing the blocks and controls of the Artilects...
The best example might be Star Trek episodes that deal with the Holodeck... Characters on the holodeck that are main characters in the scenario are Artilects. Background characters are Mechilects. Moriarty from TNG is a sentient artilect.
If you're comparing a finite number of them, sure, but that isn't what we're talking about when we talk about the cardinality of the entire, infinitely-large set.
This really isn't an isolated result - there are quite a lot of things that behave a certain way at every finite point, and act completely different in the limit at infinity. |
Goodbye may seem forever
Farewell is like the end
But in my heart's the memory
And there you'll always be
-- The Fox and the Hound
It doesn't really act differently unless you ignore what's going on and just look at the end. It's like saying the tortoise is as fast as the hare because they're both at the finish line, or a milliliter is equal to a liter because they both filled up a swimming pool.
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But really, I fear we're getting off-topic talking about cardinality in a thread about the scale of the universe.
If you have infinitely many milliliters, or wait an infinitely long time for both to finish the race, yeah, in a sense they are, although cardinality is a mathematical concept, not a physical one, thus it's not a great analogy. We're ONLY talking about what happens AT infinity here, looking at the end as you said. If you want to know what happens at the end, you look at the end, it doesn't matter what happens before the end.
But really, I fear we're getting off-topic talking about cardinality in a thread about the scale of the universe. |
Goodbye may seem forever
Farewell is like the end
But in my heart's the memory
And there you'll always be
-- The Fox and the Hound
If it makes you feel better, you're not alone in that - even some mathematicians thought it was ridiculous back when Cantor first talked about this. These days, it is nevertheless generally accepted that, despite being counterintuitive, the reasoning is sound unless you reject/alter some basic axioms, which is more distasteful than having something counterintuitive happen at the literally unreachable limit.
The interesting thing about infinity and undefined functions is that the previous conditions to achieve each state are often irrelevant. An example of this would be how 5/0 = 11/0. Once these approach a state of infinity, there is no discerning between them. Infinity - Infinity = Infinity, after all. It is hard to actually grasp the concept of infinite, since we tend to just think of it as a big number when it is really best described as a state or condition.
Something that I do find odd is the correlation that someone makes between size and significance. Significance by definition requires a perspective to give a standard in which significance can be judged. Because of this, it is a perceptually based property, and ultimately the conditions of significance are personal and arbitrary. Take any casual relationship that is important to an individual (thus, significant to that individual), and double the size of the universe. The properties of that relationship do not magically change in a larger universe, so significance is not altered.
It is a strange phenomena that importance is somehow being measured in height, width, and depth when dealing with the cosmos. I attribute this attitude's genesis to how size seems to indicate maturity, health, and performance in society. Children, born small, see the bigger adults around them as models, idols, and ideals to which they should shape themselves. Larger size comes with proportionate strength, so a bigger person is generally stronger, and thus is safer therefore healthier. This extends further aspects in society, but that isn't really important right now.
So with that, there are a few things that can be said about significance.
- There are two ways to consider significance: How important something is to a particular goal, and the importance to a particular individual. Individual meanings are personal, and goals require a goal setter(s) and thus are subject to perspective again.
- All objects are unique; Identical objects are not one object.
- Size is relative and opinion. I cay say "the universe is small" as easily as I say "the universe is big", and any meaning one derives from that is arbitrary.
- Other viewpoints of significance are only significant to you if you decide to value them in your own personal judgment, either for meaning or for achieving a goal.
- There is no absolute standard of significance, since it is an effect of personal perception. Widely shared concerns do not suddenly make themselves correct or incorrect.
- The probability of events in the universe is an effect of any phenomena they describe, and not a cause. Suddenly doubling the size of the universe doesn't mean that there are suddenly more features fully distinct in shape and in properties in the universe.
To end, I say this: You are not insignificant because there is a lot of space around you, you do not become important if universe is compact, and you are not unimportant if we cannot see your smiling face on whatever scale when someone makes a scaling model of the universe.
EDIT: I forgot to mention sustained systems and logic relations for relevance in significance. An example of this would be how water is significant to the survival of a fish. Whether or not fish surviving is important to an individual is arbitrary, but the fact that the elements have those interactions is not arbitrary. In these cases, significance is not about meaning or importance, but an abstract concept being applied to the unintelligent mechanics of the universe. It isn't pertinent to this thread, but nonetheless it is considered "significance" so I am including it.
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Ahem...
/em Ogre
NEEEEEEEEEEEERRRRRRRRRRRRRDS!
Save for the fact the the universe is the most significant thing to exist... or whatever it does. Without the universe the rest of everything doesn't exist to have significance ^.^
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Mechanically,it is impossible for significance to exist without a universe, but the importance of that to any individual (real or theoretical) is arbitrary. Imposing the standard of "which factor of is more important to having perception to which significance can exist" is also arbitrary, since any necessary factor that is missing means that perception can't exist.
(Sorry if I didn't get the edit in time. My computer is running *really* slow right now for no discernible reason).
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Prove that it is important to me. It can't be done.
Mechanically,it is impossible for significance to exist without a universe, but the importance of that to any individual (real or theoretical) is arbitrary. Imposing the standard of "which factor of is more important to having perception to which significance can exist" is also arbitrary, since any necessary factor that is missing means that perception can't exist. (Sorry if I didn't get the edit in time. My computer is running *really* slow right now for no discernible reason). |
You're saying significant as "this thing has meaning to me"
Where as "Important" is what is the more logical definition to apply... and things that are important are also things that are "this thing has meaning to me"
Oh, but there is a further misunderstanding now that I think about it, because the "this thing has meaning to me" definition is not "I am ascribing meaning to this" but rather "This thing is indicative of being important (to)"
You can use it however you like, but looking at the definition it seems you are using the word wrong >.>
Speculation concerning the hyperoperators, transfinites or busy beaver numbers is just part of our nerdy package, along with the role-playing games and the Trek uniforms at science fiction conventions. Apologies. Our often maligned and feared intellect and creativity made all these nice things happen. No, Ogre, we will not fix your computer until you acknowledge that and are nice to us, dig?
I don't think anyone would ever create a "simulated reality." There's no point. From the scientific point of view by the time we can simulate it in the way we'd want or need to do to simulate a reality such as ours we'd have already lived through it and not need it.
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If that's so, maybe one day we'll build computers out of the nucleonic matter of neutron stars just to have simulators powerful enough to simulate the Earth down to atomic granularity.
I don't know.
One of my points to Arcanaville was that if we lived in such a simulation maybe there might be ways to prove we live in a simulation.
But my main point was that learning what time is and how it works is a scientific question.
"Civilization advances by extending the number of important operations which we can perform without thinking of them."
Well there might be a point to it if we discover there is no multiverse, no alternate histories or parallel universes to explore or if they are impossible for us to get to.
If that's so, maybe one day we'll build computers out of the nucleonic matter of neutron stars just to have simulators powerful enough to simulate the Earth down to atomic granularity. I don't know. |
One of my points to Arcanaville was that if we lived in such a simulation maybe there might be ways to prove we live in a simulation. But my main point was that learning what time is and how it works is a scientific question. |
Also as far as time is concerned... there's a paper out there that i heard about like a year back about how particles seem to go to a "null space" where in you have 1 instant then you have those particles going to a null space and rearranging themselves and then coming back out of that null space to create the next instant.... That seems to be rather logical if you think about it from the mathematical side of things that supports (i think) 11 spatial dimensions
(1 length, 2 height, 3 depth) = 1 point in time as we know it
(4 linear time, 5 and 6 different time lines?) = basically all the multiple world theories
(7, 8, 9) = all the different "universal constants" or membranes or something like that
10 = the changes of all those or some such
11 = Everything statically existing
That's obviously not 100% correct but close enough...
See What we considr time is just moving through the 4th dimension, but if we were to take "time" and consider it like 3 dimensional space, just with each point represent 1 point in the time-space-multiverse for us and then we're able to step into that realm, there is still "time" it is just us moving through that 7,8,9 set of dimensions the same way we do the 4,5,6 dimensions. So technically we can jump 2 tiers and still experience "time" It's the idea of the 11th dimension and existing outside of that that is really odd because the 11th dimension is everything. All possibility. all time. All space. All existence. Outside of that there is "nothing" and because we can roughly explain time inside that construct, outside of it is a wholly different thing...which is technically a non-thing.
The problem at that point is that you can go metaphysical and/or using the idea that if one all exists then outside that all there must be infinite alls that exist in a space of "existence" so that "existence" becomes this sorta magical construct but at that point the concept is absurd...beyond what people used to consider absurd in that there is more than one universe. When I talk about the 11 dimensional construct I'm talking about all possibility where as when we're talking about the Universe as we used to we're simply talking about a physical object that contains all things and really didn't take into account time or possibility.
I imagine this ultimate reality as sort of an infinite amount of unchanging crystal spheres all in neat rows and columns, but that's just to understand the concept a bit more easily.
Here's a little thing that may mess with your brain...There could be an entity that eats universes so that it destroys the past of a universe. This entity would work at one of the higher tiers of spatial dimensions obviously, but because of the way that universe works even as this creatures eats a universe and destroys it... it simultaneously does and does not exist because the fact that the 11th dimension requires that there is no change.
Further more, it is completely possible/probable that if we can create and manipulate universes to a certain level death is somewhat irrelevant to the individual because each person through out time could be snatched up and taken to an alternate universe or future that allows them to continue existing even while they are "dead" and because of how time for 1 universe is not directly correlated to another that version of you that has already died could have already existed for billions of years already even though you haven't died "yet"
The real question is whether or not you can decouple yourself from linear time while in the flow of linear time and then move backward and forward in it. in programming i guess it would be like creating a separate object where you're rooted in your own bubble universe type thing so you experience time going forward yet you're able to move backwards allowing you to see time reverse...
The rest of you are all delusions of my insanity. I'm actually the last of humanity, sitting in the ruins of one of our cities and typing on a wrecked computer, running out the clock on life...
O.o