Sept. 26: FSM Comic Day

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Post by Rkolter »

YarpsDat wrote:
rkolter wrote: YarpsDat, you have a very condesending manner that I am going now going to proceed to beat out of you. Please don't take offense - but I'm a little tired of you going holier than thou without really bothering to read what I have written.

I have never once stated the universe is finite in size, nor that the universe is infinite in size.
[...]
Hmm, condescending? I guess. Sorry about that, I guess.
We won't try to take his ideas and steal the nobel away from him, will we guys? That's not condescending? *poke* C'mon. That's practically a perfect example.
YarpsDat wrote:I did read what you've written, but I guess there must have been some misunderstanding.

I just thought that when you said
The universe cannot be infinite in size; [...]

Inflation was not infinitely fast. Ergo, given a finite amount of time, it could not have expanded the universe into an infinite size.
It was meant as a statement that universe is not infinite in size, backed up with an attempt to prove it.
I objected to that, and I believe my previous post proved it wrong.
Ah... I see where the misunderstanding is now. I should have prefaced that with, "I don't believe that the universe taken as a whole CAN be considered infinite because..." There isn't a way to prove it one way or another; I was pointing out my stance.
YarpsDat wrote:Anyways, if all this time you meant the visible part of the universe, then I agree with you. The visible universe is finite in space, time, and in time-space volume, however, that conclusion is absolutely irrevelant to my original reasoning, so why bring it up?
Because I felt your original statement was too easily misunderstood. You're a smart guy and people listen to you. When you say "Here's a proof and the proof works assuming the universe is infinite..." it could be easily interpreted as, "Here's a proof and the proof works BECAUSE the universe is infinite..."
YarpsDat wrote:Incidentally, I now that you mentioned the Trillions and trillions of chickens, that lie just beyond the visible universe, I realize I made a little mistake, I forgot to include the assumption the universe is unimorphic- ie. there is no special point that would be the center or axis or whatever. (with that assumption, if the invisible part of the universe was filled with chickens, so would the visible part, because no part could be "special")
That is true... I also said that God could exist beyond the visible universe. Did we just prove God exists everywhere, or that God is a chicken?
YarpsDat wrote:To sum it up- I'm saying the universe may as well be infinite, you're saying that visible universe is finite, these are not mutually exclusive, so why not end the argument.
My sum up - Saying the visible universe is finite is scientific. Saying the universe may as well be infinite is philosophical. In either case, yeah. Let's end it. I don't want to have a scientific flame war with someone who buys his fuel at the same store I do.
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Post by YarpsDat »

rkolter wrote:That's not condescending? *poke* C'mon. That's practically a perfect example.
:oops: sorry about that. I thought I was being funny. ^^;

rkolter wrote:
YarpsDat wrote:Anyways, if all this time you meant the visible part of the universe, then I agree with you. The visible universe is finite in space, time, and in time-space volume, however, that conclusion is absolutely irrevelant to my original reasoning, so why bring it up?
Because I felt your original statement was too easily misunderstood. You're a smart guy and people listen to you. When you say "Here's a proof and the proof works assuming the universe is infinite..." it could be easily interpreted as, "Here's a proof and the proof works BECAUSE the universe is infinite..."
Oh. Fine then.
Though, I did state that it's just an assumption, and a debatable one.
But I guess a bit too much of clarification is better than not enough of clarification.

rkolter wrote:That is true... I also said that God could exist beyond the visible universe. Did we just prove God exists everywhere, or that God is a chicken?
I'm not sure, but suddently I'm afraid of a 4 dimentional chicken singularity, hiding just behind the border of the visible universe, that's going to swallow the universe when we least expect it...
rkolter wrote:My sum up - Saying the visible universe is finite is scientific. Saying the universe may as well be infinite is philosophical.
Well... okay, it is kinda philosophical. Though in my opinion it's about as philosophical as the assumption that the universe does in fact, exist.
Okay, maybe a tiny bit too philosophical.

A little bit.

...

Yeah.
rkolter wrote: In either case, yeah. Let's end it. I don't want to have a scientific flame war with someone who buys his fuel at the same store I do.
Yeah, it was awkward.
Fortunately there was no inteligent design supporter around to showcase us as a case of "mainstream scientists who disagree with each other on every minor detail" XD
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Post by CJBurgandy »

for some reason I knew if I clicked on this I'd be reading a scince vs religion argument. I personally believe in neither theroy, that's me. But back to the real topic...

I'll try to squeeze the FSM on a t-shirt or something. I can't really fit it personally into the story line, but I can sneak his image in no problem.
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Post by Rkolter »

YarpsDat wrote:Fortunately there was no inteligent design supporter around to showcase us as a case of "mainstream scientists who disagree with each other on every minor detail" XD
If there had been, we could have sacrificed them to the 4-dimensional chicken singularity... waitaminute...

Who needs the FSM when we have the 4DCS?!

Worship the 4DCS or he'll eat the universe. *Ba-CAW!*
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Post by Gengar003 »

We now need a drawing of the 4DCS. Seriously.

And.. can we ever reach the end of the universe and not have anything left to percieve? No. STOP! Pick a point on the timeline. In that frozen point of time, the universe is finite, and if we had a great deal of time to look it over, we might reach that point.

But as it's expanding, every nanosecond we spend observing something gives us a staggering number of new somethings to invesitage, each one taking much more time than a nanosecond... so it might as well be infinite. Human ability to understand things is such that the amount of things to understand is growing much faster than we can understand new things. Thus, infinite or not, it might as well be for purposes of comprehending it.

But that lead me to this:

If the universe IS expanding, what's expanding it? The classic classroom example is to take a baloon, draw some dots on it, and blow it up more. But you're ADDING matter into the baloon.

Where's the matter in our universe coming from?

Or, if the universe is a closed system, what's on the outside (of our infinite universe) that's got a lower pressure than the vacuum that fills most of our universe? That's like sucking the air out of a baloon, tying it off, and saying "okay, what do I have to put this into to get it to start expanding?"

And what's our universe made out of that can stretch infinitely? Or can it?

Yay theoretical astrophysics!

Discuss.
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Post by Czar »

Gengar003 wrote: If the universe IS expanding, what's expanding it? The classic classroom example is to take a baloon, draw some dots on it, and blow it up more. But you're ADDING matter into the baloon.

Where's the matter in our universe coming from?
Nothing is being added to the universe at present. To paraphrase The Guide: The universe is infinite [or as good as infinite, for someone or something in it], hence there can be no imports or exports.

The ammount of matter in the universe is not increasing. The ammount of space in the universe is.
Gengar003 wrote:Or, if the universe is a closed system, what's on the outside (of our infinite universe) that's got a lower pressure than the vacuum that fills most of our universe? That's like sucking the air out of a baloon, tying it off, and saying "okay, what do I have to put this into to get it to start expanding?"
This is a good question. For all we know, there is nothing on the other side. But if there is, we cannot define it scientifically as we have no way of observing it, directly or indirectly.
It is more or less a question of faith.
Mathematically, I believe there are theories based on that there are an infinite multiverse of other universes outside, and someone even calculated the distance to the closest identical twin of our own universe.
Gengar003 wrote: And what's our universe made out of that can stretch infinitely? Or can it?
Space and time. This space and time is filled with matter and energy. Neither of these fillings can stretch infinitely. An infinite expansion practically means a finite existence, because sooner or later you'll have the heat death of the universe, where all the matter has been turned to energy and all the energy is spread evenly and very, very thinly throughout the very, very big universe.
Gengar003 wrote: Yay theoretical astrophysics!

Discuss.
I'm no expert. Someone correct my faulty statements or update those that are old. New theories are popping into existance (or at least getting reworked and reintroduced) all the time in this field, it seems.
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Post by Rkolter »

Czar wrote:
Gengar003 wrote: If the universe IS expanding, what's expanding it? The classic classroom example is to take a baloon, draw some dots on it, and blow it up more. But you're ADDING matter into the baloon.

Where's the matter in our universe coming from?
Nothing is being added to the universe at present. To paraphrase The Guide: The universe is infinite [or as good as infinite, for someone or something in it], hence there can be no imports or exports.

The amount of matter in the universe is not increasing. The amount of space in the universe is.
Excellent quote and summation.
Czar wrote:
Gengar003 wrote:Or, if the universe is a closed system, what's on the outside (of our infinite universe) that's got a lower pressure than the vacuum that fills most of our universe? That's like sucking the air out of a baloon, tying it off, and saying "okay, what do I have to put this into to get it to start expanding?"
This is a good question. For all we know, there is nothing on the other side. But if there is, we cannot define it scientifically as we have no way of observing it, directly or indirectly.
It is more or less a question of faith.
Mathematically, I believe there are theories based on that there are an infinite multiverse of other universes outside, and someone even calculated the distance to the closest identical twin of our own universe.
Two things: Gengar003, you are assuming, perhaps incorrectly, that if in fact there is something outside our universe, that it obeys our laws of physics. There is no rational reason to suspect this; only a comforting belief that it "ought" (Mercury Hat will be proud of me - I spelled it right) to be that way.

Second, while there are mathematical deviations that suggest there could be multiple universes, and have in fact calculated how far one might be from us (assuming a set of conditions), these are not theories but instead hypotheses - we have no means currently available to prove or disprove these theories.

Again Czar has an excellent quote: "... But if there is, we cannot define it scientifically as we have no way of observing it directly or indirectly."
Czar wrote:
Gengar003 wrote:And what's our universe made out of that can stretch infinitely? Or can it?
Space and time. This space and time is filled with matter and energy. Neither of these fillings can stretch infinitely. An infinite expansion practically means a finite existence, because sooner or later you'll have the heat death of the universe, where all the matter has been turned to energy and all the energy is spread evenly and very, very thinly throughout the very, very big universe.
Well said.

Actually, everything you said was well said Czar.
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Post by Czar »

Seems the time reading all those science magazines was well spent then. :D
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Post by YarpsDat »

Gengar003 wrote:We now need a drawing of the 4DCS. Seriously.
I apologize for the crappines of the following image ^^;
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Gengar003 wrote:The classic classroom example is to take a baloon, draw some dots on it, and blow it up more. But you're ADDING matter into the baloon. [...]
Well, you misunderstood the classic example.
The dots on the baloon are the matter. The baloon's surface is the "universe".
You are adding matter into the baloon, but you're adding no dots on the surface, so you're not adding any matter to the "universe".
[...]what's on the outside (of our infinite universe) that's got a lower pressure than the vacuum that fills most of our universe?
Continuing with our example, you're again mistaken.
Our universe is filled with vacuum.
The model's universe is the baloon's surface, and it's filled with- large parts of unpainted baloon surface.
The air that fills the baloon has no real world counterpart... though perhaps you could hypotesise an external force trying to inflate the universe.
That's like sucking the air out of a baloon, tying it off, and saying "okay, what do I have to put this into to get it to start expanding?"
No it's not.
It's like taking a piece of rubber, painting some dots on it, and saying "okay, the rubber between the dots obviously has 'negative pressure', what can I do with it to make it start expanding"

And the answer, apart from inflating the baloon, could be for example- putting electric charges of the same polarity on the baloon's surface, they'd repel and inflate the baloon- without the need to put any air into it.
That'd work somewhat like dark energy particles, that repel each other, thus creating a pressure that inflates our universe.

EDIT: OOPS :oops: I mixed up dark matter and dark energy. It should be ok now.


And if you could somehow make the dots on the baloon's surface to have weight, and move around at high speed, without friction, ON THE BALOON'S SURFACE, that'd work like regular matter, and the dots' inertia would also inflate the baloon. Again, with no need to put any air into the baloon.


But it'd be rather too hard to show in class, so to make it simplier you just inflate the baloon.



Also, read the cosmology primer.
Last edited by YarpsDat on Fri Sep 23, 2005 6:10 am, edited 1 time in total.
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Post by Gengar003 »

Czar wrote:Nothing is being added to the universe at present. To paraphrase The Guide: The universe is infinite [or as good as infinite, for someone or something in it], hence there can be no imports or exports.
Okay, then. 1.) Given: The universe is a closed system
Czar wrote: This is a good question. For all we know, there is nothing on the other side. But if there is, we cannot define it scientifically as we have no way of observing it, directly or indirectly.
It is more or less a question of faith.
By being a question of faith, the very being a matter of faith is a matter of faith. 2.) If we cannot define scientifically the "outside" of our universe, we cannot recognize it, and thus might be observing it now or might have already "discovered" it not knowing what it was. And they'll continue singing it forever just because this is the song that never eeeeends~ It just goes on and on my friends!~ Some people, staaaarted singin' it not knowin' what it was~ and the'll continue singing it forever just because this is the song that never eeeeends~ It just goes on and on my friends!~ Some people, staaaarted singin' it not knowin' what it was~ and the'll continue singing it forever just because this is the song that never eeeeends~ It just goes on and on my friends!~ Some people, staaaarted singin' it not knowin' what it was~ and the'll continue singing it forever just because.....
YarpsDat wrote: Well, you misunderstood the classic example.
The dots on the baloon are the matter. The baloon's surface is the "universe".
You are adding matter into the baloon, but you're adding no dots on the surface, so you're not adding any matter to the "universe".
Very well, then. As you said, 3.) the air inside can be interpreted as the forces expanding our universe.
Czar wrote: Space and time. This space and time is filled with matter and energy. Neither of these fillings can stretch infinitely. An infinite expansion practically means a finite existence, because sooner or later you'll have the heat death of the universe, where all the matter has been turned to energy and all the energy is spread evenly and very, very thinly throughout the very, very big universe.
Very well then. Given: Existence's infiniteness = !universes' expansion's infiniteness.

Infinte expansion <-> finite existance,
finite expansion <-> infinite existance

However, entropy will cause case 2, that of finite expansion but infinite existence to eventually end up in the same situation as the first example, a state of finite existence. Thus,

4.) Existence of our universe is finite

Though overall existence can not logically ever end. Maybe not existence of anything we're now familiar with, and even if everything is gone but nonexistence, the nonexistence still exists. Thus, existence is infinite, existence of significant "stuff" in our universe is not.

4.5.)Nonexistence, if present, exists.
rkolter wrote: Gengar003, you are assuming, perhaps incorrectly, that if in fact there is something outside our universe, that it obeys our laws of physics. There is no rational reason to suspect this; only a comforting belief that it "ought" to be that way.
Our universe, on the "inside" (or the baloon's "skin," if you prefer), obeys the laws of physics (mostly) that we've discovered. At the very least, it obeys a set of laws that we ATTEMPT to understand. But it does obey the laws as a whole.

Given: Our universe follows a set set of universal laws (Lol, that's... just not succint).

I'll leave that in for humor value; try this insted:

5.) Given: Our universe obeys a set of laws. ("Laws of Physics")
YarpsDat wrote: And the answer, apart from inflating the baloon, could be for example- putting electric charges of the same polarity on the baloon's surface, they'd repel and inflate the baloon- without the need to put any air into it.
That'd work somewhat like dark matter particles, that repel each other, thus creating a pressure that inflates our universe.
Then, given 1.), the forces would have to originate from within our universe. Given 2.), the forces would eventually die out.

Thus,

6.)Our universe will not expand indefinitely.

Meaing case 2 of 4.) is the case we are facing.


Now, to consider 5.). Think of vegetable oil and water, sitting unmixed in a jar. The properties of the water given unto it by the laws that it obeys because it exists do not allow it to mix freely with the oil. Let's say the water is the "inside" of our universe, and the oil is the "outside."

Can the oil, then, in its interaction with the water disregard the laws that water must obey?

No. Whatever interactions occur will be in concordance with the laws governing both the oil AND the water.

Thus, at the "edge" of our FINITELY-SIZED universe (6), whatever may be on the outside, even if it is "nonexistense" (4.5), will be governed by a set of laws that ALSO governs our universe. They may not overlap in EVERY area, but in every area related to the interaction of the "inside" and "outside," they will agree. Thus, since we exist on the inside, any interactions we have with the outside will be governed by the "interaction" laws. Since these laws must overlap 100% with OUR laws when it comes to interaction, the laws that govern the "outside" for us "insiders" are the same ones we deal with all the time.

Thus,
7.)What is "outside" our universe obeys the same laws as things inside

Simpler:

5.)
It obeys 5.) in EVERY case.
Having something ouside, or having nothing outside, is one of those cases.
Any interaction of the outside and inside will be governed by 5.)
Since humans are insiders, any interactions HUMANS have with the outside will be goverend by 5.)

Another way to think about it is that ALL numbers are complex numbers. Within the division of complex numbers we have imaginary and real. The inside of our univers is treated as "real" numbers (or imaginary, it doesn't matter), and the outside is treated as the other. They differ in some ways, but both stem from the same set of rules. And wherever they interact (in the case of numbers, have operations performed involving both real and complex numbers), they are goverend by the SAME set of rules. So when we interact with the "outside," we're adding to the laws of "real" numbers, of our inside, the laws of "imaginary" numbers; the laws of the outside, all of which fall under the realm of complex numbers.


Or, if you know anything about object-oriented programming... Existence is a superclass, and the inside and outside are subclasses. They each have their own set of laws, but they ALSO both descend from the SAME SET of laws.

Our "insider" picture is not the whole picture, but it is an inseperable part of the big picture, and will NOT be invalid when dealing with the other part(s?).


(One notable flaw is that oil is not outside the same universe as water. However, their two states of existence are comparable; water has never "heard" of oil, and cannot have anything to do with it other than be bounded by it, and same with the oil, as far as either the oil or the water knows.)

In order to observe the "outside" we'll have to do the equivalent of shaking the jar full of oil and water to get the "outside" into manageable, studiable size. (that is one huge metaphor, no part of which should be interpreted literally)

So, in summary:


Our universe is a closed system, expanding to a point, then stopping with the end of the existence of all matter and energy worth mentioning.

Existence itself, however, will not end.

Both the outside and the inside of the universe are governed by the same set of laws.


Discuss.
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Post by LibertyCabbage »

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Post by Gengar003 »

You know it! Comprehend or be subjugated!
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Post by Rkolter »

Gengar003 wrote: Thus, at the "edge" of our FINITELY-SIZED universe (6), whatever may be on the outside, even if it is "nonexistense" (4.5), will be governed by a set of laws that ALSO governs our universe. They may not overlap in EVERY area, but in every area related to the interaction of the "inside" and "outside," they will agree. Thus, since we exist on the inside, any interactions we have with the outside will be governed by the "interaction" laws. Since these laws must overlap 100% with OUR laws when it comes to interaction, the laws that govern the "outside" for us "insiders" are the same ones we deal with all the time.

Thus,
7.)What is "outside" our universe obeys the same laws as things inside
Well thought out, but flawed.

You are still using examples that exist within our universe, governed by the laws of physics of our universe, and extrapolating that data to something outside our universe. You simply can't do that - it's bad science.

There is no reason, for example, to expect that our universe and what lies beyond it do in fact interact. M-brane theory assures us that they don't have to interact even slightly.

There is no reason even to expect there IS anything outside our universe. We have never seen anything outside our universe; our universe to the best of our knowledge has never bumped into or been defelected from anything, and we have absolutely zero ability to determine what lies beyond the universe.

Again, maybe it's chickens. All chickens. Or maybe nothing, or maybe god or maybe the universe is really a giant meatball on a dinnerplate of spaghetti for a hungry alien and the destruction of our universe will be sudden, spicy, and covered in sauce.

The point is this - you can not scientifically state with assurance that the laws of physics outside our universe (if there are any) are the same as the laws of physics within our universe, and any example you give will be biased by the fact that it obeys the laws of physics of our universe.
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Post by Gengar003 »

Sounds valid, but to be nitpicky:

rkolter wrote: You are still using examples that exist within our universe, governed by the laws of physics of our universe, and extrapolating that data to something outside our universe.
That was basically the whole piont I was discussing and attempting to refute -- I argued: We're governed by our set of laws. Anything we do will be. If we interact with/observe the outside, we bring our laws to our interactions with it. Since we'll never have data that aren't from interactions with it, ALL our data/observations of the "outside" will be governed by our laws.

More response:

Yes. We, existing "inside" as we do, can't use anything else. But we bother to use them because we'll eventually have to do that to interact/observe the "outside;" not being "outsiders," we won't have anything else. I'll end up saying this many times -- The oil cannot say "sorry water, I'm taking over."

It could, however, point out a section of the law water didn't know existed. But just like the civil (I think that's the right term) laws in our country don't conflict, (i.e., there's not a counter-bill of rights anywhere, stating the opposite of the bill of rights, or anything contradictory to it) (though that whole premise is debatable), the new laws the oil introduces won't conflict.

Any examples we "insiders" come up with will inherently be not perfect (or even perfectable), while at the same time being the best we can come up with.
rkolter wrote: There is no reason, for example, to expect that our universe and what lies beyond it do in fact interact. M-brane theory assures us that they don't have to interact even slightly.
Then, what is immediately beyond our finitely-sized universe? SOMETHING has to be there, and that SOMETHING (even if it's nothingness) will begin where our universe ends. They will "touch." There will then, be some cosmically similar force of "friction" between them. The oil and water, after all, do interact, forming a barrier between them. They just don't mix.
rkolter wrote: There is no reason even to expect there IS anything outside our universe. We have never seen anything outside our universe; ...
There must be something, even if that "something" is utter nothing. (4.5) Which raises an interesting new train of thought: How does existence interact with utter nonexistance, and in what does the nonexistance exist?
rkolter wrote: you can not scientifically state with assurance that the laws of physics outside our universe (if there are any) are the same as the laws of physics within our universe, and any example you give will be biased by the fact that it obeys the laws of physics of our universe.
Exactly. Any observations we make of the "outside," any interactions we may have, will be governed by a.)the laws governing us, and b.) other, new laws we have to discover because there's a new "thing" present, but the new "thing's" laws cannot cancel our own, in the way the veggie oil can't say "sorry, water, you actually do mix with me now. No, no, no more laws of physics for you." So the interactions/observations (if there ever are any) will be goverend by our laws of physics, but not SOLEY our laws of physics.

Bad Science? Yes. Philosophy + Astrophysics with a side of Religion all in the Theoretical realm will get you bad science almost any day. Most discussions involving some branch science, non-established theories, and (relatively) ordinary people will.

Not being omniscient creators outside of all existence, older than time, larger than infinity (if such a being even exists, which, being outside existence, it couldn't, within our understanding), however, the best we can do is mix them together and try to come up with something.




On another note, if our universe is not "equal" to the oustide, but in fact on a lower level/subordinate to it, we may in fact find some "oil" that tells us it's rewriting our "constitution" of physical laws.

Discuss.

EDIT: Thought of something else. The "laws of physics as we know them don't apply outside our universe" stems from, I believe, a sense that we are objects in the "country" of our universe, governed by laws of physics. My argument relies on us (us being anything in our universe) is of our set of laws of physics. Thus, I say, when we leave our universe, we take our laws with us, you say, when we leave we're under a new government, so to speak.

Which view you prefer, however, is irrelevent when discuussing how our universe, the goverment of laws of phyiscs as we know them, deals with something it CANNOT envelop; namely, whatever's at its edges.

Additionally, IN the universe is rather like our current political state, and OF the universe is like communism or anarchy...

What political system does our universe use? Is a "revolution" possible? Have I taken this analogy too far?

Discuss!
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Post by YarpsDat »

Well, Gengar003, your last few posts seemed like a complete gibberish, until I assumed that when you say "our universe" you in fact mean "visible universe", when you say "universe expanding", you in fact mean "visible universe expanding", and when you say "universe is finite", you in fact mean "visible universe is finite", then everything became relatively clear.

It brings me to conclusion that you've mistaken the two terms "the universe" (all that exists) and "visible universe" (all that we can know of).
Tell me, is that the case?


----------------------------------------
There is also a couple of other things I find wrong in your posts:
Gengar003 wrote:Then, given 1.), the forces would have to originate from within our universe. Given 2.), the forces would eventually die out.
As explained in the FAQ
"dark energy -- the energy density (energy per unit volume) remains approximately constant, while the volume increases as the universe expands, so the total energy increases.", and hence the forces inflicted by dark energy will not eventually die out.

Gengar003 wrote:
Czar wrote:[...]An infinite expansion practically means a finite existence[...]
Very well then. Given: Existence's infiniteness = !universes' expansion's infiniteness.
Czar said "An infinite expansion practically means a finite existence"
That's logical one way implication "infinite expansion=> finite existence", not two way implication. But you're treating it like it was a two way implication. (and then you somewhat prove that it's not... well, let's just say your approach to logic is mind boggling :roll:)

Gengar003 wrote:Nonexistence, if present, exists.
Dammit dude, you're scaring me! I'm having troubles classifying that sentence, because it's either a tautology, or gibberish.
Is nonexistence some supervillain? He exists, and now he and his flotilla of super star destoryers are heading at earth to destroy us? OMG!

Gengar003 wrote:Or, if you know anything about object-oriented programming... Existence is a superclass, and the inside and outside are subclasses. They each have their own set of laws, but they ALSO both descend from the SAME SET of laws.
Okay, I'm a bit rusty, but let's roll.
Let's say the laws of physics ar the class' methods.
And let's say the existence superclass' methods are all virtual or purely virtual.
The inside and the outside override the methods in their own ways.
Now, through many experiments we've managed to reverse-engineer the methods of the "inside" subclass. What does that tell us about the "outside" class methods?
Very little, if anything at all.




You also say an awful lot about "edge" of the universe.
I was ready to post large argument that there (most likely) is none, and that your "proof" that there is, and all your discussion about what's on the outside, is as flawed as it gets, but then I realized that you talked about it just because you mixed up "the universe" and "the visible universe".
In which case you may want to know the term "event horizon"- that's basically the edge of the visible universe
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Post by Rkolter »

Gengar003 wrote:
rkolter wrote: There is no reason, for example, to expect that our universe and what lies beyond it do in fact interact. M-brane theory assures us that they don't have to interact even slightly.
Then, what is immediately beyond our finitely-sized universe? SOMETHING has to be there, and that SOMETHING (even if it's nothingness) will begin where our universe ends. They will "touch." There will then, be some cosmically similar force of "friction" between them. The oil and water, after all, do interact, forming a barrier between them. They just don't mix.
rkolter wrote: There is no reason even to expect there IS anything outside our universe. We have never seen anything outside our universe; ...
There must be something, even if that "something" is utter nothing. (4.5) Which raises an interesting new train of thought: How does existence interact with utter nonexistance, and in what does the nonexistance exist?
I have to agree with Yarps... your logic is... kind of mind boggling in both it's intensity and it's difficulty in being deciphered. I also wonder if we're using the same assumptions.

Let's take a look at each possibility set:

1) The universe as a whole is infinite in size (and thus larger than the visible universe), but both were birthed from the same event. The visible universe is expanding into the pre-existing whole.

In this case, I would agree with you. It would be logical to assume that the laws of physics that apply to the visible portion of our universe would apply to the rest of the universe. Not PROVEABLE. But logical. In this case though, Yarps is right - you cannot use 'interactions between our visible universe and the rest of the universe' as a proof because the boundry of the visible universe is effectively an event horizon.

2) The universe as a whole is finite in size, yet larger than the visible universe, but both were birthed from the same event. The visible universe is expanding into the pre-existing whole.

In this cae, I'd agree with you if you're talking about the visible univese vs. the rest of the universe - the logic follows #1 above. HOWEVER, you cannot scientifically state that whatever lies BEYOND THE UNIVERSE AS A WHOLE must obey the same laws as the visible universe.

3) The universe as a whole and the visible universe are in fact one and the same. The visible universe is expanding... but into what we do not know.

In this case, you cannot scientifically state what lies beyond the visible universe... basically the second clause in #2.

This is the case that I was argueing.

The nothingness I'm talking about isn't simply "a volume devoid of anything for us to interact with" but in fact "devoid of volume entirely". There is no reason to assume that there exists anything, even the clean slate upon which something could exist, beyond the boundry of our universe.

If there exists no defined area beyond our universe, then by defnition there cannot be any interaction. Since this is an equally possible outcome of your logic, you cannot use your logic to say that the physical laws beyond our universe are the same as our own.
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Post by Crazy Chris »

If only I updated on Mondays

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Post by Gengar003 »

We could write a book with this.... :wink:

When I say "the universe," I mean "the visible universe," yes, but I also assume that, since I've assumed the universe as a whole will one day stop expanding, it will one day ALL be visible (nevermind that there'd be nothing to see).

Nonexistence, if present, exists. It's mind-boggling. It's confusing. How can something that doesn't exist exist? Our minds cannot concieve of an utter lack of absolutely everything. Using words to accurately describe it is pointless -- I just said that nonexistance WAS something, a "lack," which it couldn't be if it didn't exist. It involves a bit of the "doublethink" principle from Orwell's 1984 to accept that nonexistence exists. It doesn't make sense, yet it has to be so.

"Edge of the Universe," Edge of the entire universe. Which, will one day be the edge of the visible, since the universe as a whole will stop expanding and the visible will catch up.

The fact that there may be utter nonexistance "outside," because of the way our minds work, still means that something's outside -- nonexistance. Even if it doesn't exist, and that's the problem. If the universe is NOT infinite in volume, which it wouldn't be if it stopped expanding, then when you reached the "edge" of it, what would you find if you went beyond? SOMETHING has to be there because our ways of thinking are not equipped to deal with something not being.

All of which is dependent upon the universe as a whole being FINITE in volume, which, given entropy and that it's a closed system, it should. But for the dark matter/energy.

This is where we have to say we don't even have as much to go on for dark matter/energy as the rest of what we've been discussing (which is already VERY little).

However, dark matter/energy being in our "universe," it will obey our universe's laws. Entropy should apply to it, too. One day, it, too will run out. Yet it somehow remains constant mass.

We could theorize that dark matter is dark because it's a whole new class of antimater, that expended energy, when it drops low enough, becomes high-energy dark energy, and small masses of matter, when reduced to incredibly small scales, become supermassive dark matter masses, thus our "entropy" is really the draining of what we call "matter" and "energy" from the top of the "hourglass" (top being "normal" matter/energy, bottom being dark energy/matter) that will one day be "turned over" to keep the universe going, and our universe could then be both a closed system and infinite in volume, thus refuting my arguments. Or, if the universe isn't a closed system and the dark matter's coming from somewhere else, EVENTUALLY it will have to run out unless it's self-replenishing.

So either we've got matter/energy becoming inversely massive/energetic dark matter/energy when the normal matter/energy drops to INCREDIBLY small levles,

Or the universe is not a closed system,

Or any of an infinite amount of other possibilities.

We can't aruge every one of them. I picked one, and went with it. Here we've found the flaw. This new avenue bears discussion.

But anyway, back to the hypothesis I'm currently defending:
rkolter wrote: you cannot scientifically state that whatever lies BEYOND THE UNIVERSE AS A WHOLE must obey the same laws as the visible universe.
Scientifically? No. Definitely not. I'm not a practicing physicist nor astronomer, I don't have the tools in my species to observe these things. I am approaching it with logic, which goes hand in hand with science. Scientific approaches on such a grand scale are out of humanity's reach for now.
YarpsDat wrote: Czar said "An infinite expansion practically means a finite existence"
That's logical one way implication "infinite expansion=> finite existence", not two way implication. But you're treating it like it was a two way implication. (and then you somewhat prove that it's not... well, let's just say your approach to logic is mind boggling )
You're right. I don't know why I made them two way. I didn't want to use "=", since that implied equality rather than "implies," and I guess I just opted for -> but made it <->. It must've sounded like a good idea at the time.

I believe I only attempted to apply them going the correct way, though. But if I didn't, I provided a a logical reason for why and steps in logic leading to that conclusion.

Or, to use "your" definition of dark energy:
YarpsDat wrote: "dark energy -- the energy density (energy per unit volume) remains approximately constant, while the volume increases as the universe expands, so the total energy increases.",
Our universe is not a closed system, then. If it IS a closed system, then something like the "hourglass" must be going on to resupply the dark energy.

Also, I find that my arguments about the edge of the universe as a whole and the "outside" interacting,

and the argument that says because they touch they'll both end up under the same set of laws, oil/water, super/subclass, blah blah being refuted by the VERY STATEMENTS I DESIGNED THEM TO ARGUE AGAINST. And I have no better reply than to assume you missed the point and reiterate my arguments in those cases, making YOU think I'm just restating the original premise.

You guys are saying that there is not necessarily any reason to believe the outside/inside interact, and if they do there's no reason to belive they obey the same set of physical laws. I am trying to PROVIDE a reason, arrived at logically based on my knowledge of science and the assumptions we've arrived at in this thread. It does not make sense to refute a reason for an unexplainable phenomena with the fact that the phenomena is unexplainable.

So, were you missing the point, and do you get it now, or am I missing some point that you need to point out to me?
YarpsDat wrote: Okay, I'm a bit rusty, but let's roll.
Let's say the laws of physics ar the class' methods.
And let's say the existence superclass' methods are all virtual or purely virtual.
The inside and the outside override the methods in their own ways.
Now, through many experiments we've managed to reverse-engineer the methods of the "inside" subclass. What does that tell us about the "outside" class methods?
Very little, if anything at all.
For that to be the case, the "existence" superclass would have to be abstract/vitrtual (no bodies, right? just headings? java uses the term abstract or calls the classes interfaces, at least what I've learned of it).

That being the case, we've got two sets of existence with the SAME conditions (methods) filled in utterly different ways (the method bodies).

And we end up back at square one -- we don't know anything and can't prove anytying. Which is what you're saying.

I'm saying "what if," and hypothesizing a way that the inside and outside could interact that's no more or less valid than yours.

I'm suggesting existence is not entirely abstract. It has some methods of its own, WTIH BODIES, that aren't overriden. Inside/Outside subclasses expand upon these, but, since the inside/outside are NOT the same as each other, know nothing of each other, anything dealing with interactions between them will be handled by the SUPERCLASS.

As I mentioned before, I base this, (as yours is based, and all things must be when we run out of actual data) on a measure of faith. I've decided that to me, it's logical for the inside and outside to exist on the same level, both part of the larger existence as a whole.

Your example, with existence purely abstract, allows us to extrapolate in ALMOST the same way as if we were dealing with not two parts of existence, but two SEPERATE existences.

So we reach a great, completely abstract, philosophical question: Are our universe and whatever's "outside," totally seperate entities, or part of some larger entity?

To peas in a can of peas, or two cans?

I've stated my logic for part of some larger; what's yours for totally seperate?

On a nigh-unrelated note: Schroedinger's (or whoever's) cat, or a 2 ft by 2ft by 2ft cube (or any size; picked that for manageability) with sides 1inch (again, could be any thickness) thick filled with nonexistance.)
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Post by Blackaby »

This is a really fascinating thread. Thanks for this, folks!
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Post by Rkolter »

I am only going to continue to push my key point, because the majority of your logic is flawed, and worse, you appear to be parroting what we say, and then restating your own position regardless. You deny my entire arguement, and then ask me to give my arguement. :-? You're sounding a lot like Van Douchebag, minus the swearing.
Gengar003 wrote:The fact that there may be utter nonexistance "outside," because of the way our minds work, still means that something's outside -- nonexistance. Even if it doesn't exist, and that's the problem. If the universe is NOT infinite in volume, which it wouldn't be if it stopped expanding, then when you reached the "edge" of it, what would you find if you went beyond? SOMETHING has to be there because our ways of thinking are not equipped to deal with something not being.
This is the crux of the 'nothingness' issue. You say, "Something has to be there because our ways of thinking are not equipped to deal with something not being."

First, please speak for yourself. I can understand the concept. I explained it to you. Nor is it a new concept - others understand it too; it's been written about as a very reasonable and logical possibility.

Second, holy crap man. :o You have made a DECISION to SELECTIVELY deny the possibility of LOGICAL solutions to the situation at hand, because you HAVE DIFFICULTY ACCEPTING the concept. You aren't being logical. You aren't being scientific. You're being religious.

And that's fine. But I'm not going to try to hold a logical, religious arguement with you.

My arguement stands. It's logical. I think I'm really done with this arguement. I'll let YarpsDat play with you. :P
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