Search found 241 matches

by hitokiriilh
Tue Jun 30, 2009 8:41 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0603: "Idiocracy"
Replies: 573
Views: 125746

Re: "Idiocracy" Discussion

I like it. It don't think it actually has alot to do with whether a cultural/intellectual elite actually exists, it's attacking people who assume THEY are part of that elite. But that's the problem. You can't attack someone who 'assumes' they are part of the elite. Who you attack an evolutionist fo...
by hitokiriilh
Tue Jun 30, 2009 7:10 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0603: "Idiocracy"
Replies: 573
Views: 125746

Re: "Idiocracy" Discussion

Now I've respectfully disagreed with Randall's philosophy in a good number of comics, but this was just retarded. Anyone who resorts to the perfunctory comparison of some militant group to religious zealots usually has no idea what they're talking about. Oh gee, scientists are pretty insistent on th...
by hitokiriilh
Thu Jun 04, 2009 11:03 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0592: "Drama"
Replies: 122
Views: 28824

Re: "Drama" Discussion

I'm going to go ahead and make this assertion despite knowing, if noticed, it will draw a great deal of criticism: I'm pretty confident I don't really have many preconceived notions regarding sex (in b4 'everyone has preconceived notions'). My views on it are pretty strict, though, and have been con...
by hitokiriilh
Sat May 16, 2009 6:44 am UTC
Forum: Mathematics
Topic: Courses, Abridged
Replies: 19
Views: 2434

Re: Courses, Abridged

'Oy.' Holy jesus when the department heads handed you your degrees did you ever take it as "feel free to be snotty, even when someone is CLEARLY and ADMITTEDLY oversimplying things for the sake of amusement." Yeah, my algebra class sucked, but I still find structure theorems boring. I'm a ...
by hitokiriilh
Fri May 15, 2009 4:28 pm UTC
Forum: Mathematics
Topic: Courses, Abridged
Replies: 19
Views: 2434

Re: Courses, Abridged

I'll try to list the single most important thing from each subject (imho) as requested. Just be mindful that presented in this way they probably won't make much sense nor will this list replace a REAL course on the subject. Linear algebra: For any n-dimensional vector space, V, one can always find a...
by hitokiriilh
Fri May 15, 2009 3:34 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0584: "Unsatisfied"
Replies: 145
Views: 36351

Re: "Unsatisfied" Discussion

How tragic. Absolutely selfish of the male character. The male character seems to have seen the brunette only in passing. Although she still manages to be on his mind at various times, he still has feelings for the blonde. So, if he's so selfish, why is he staying with the blonde, and not acting on...
by hitokiriilh
Fri May 15, 2009 3:29 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0584: "Unsatisfied"
Replies: 145
Views: 36351

Re: "Unsatisfied" Discussion

Wow. I've never actually disliked one of Randall's comics until now. This hit a personal (painful) chord of mine. I hate situations like that and I hate people like the male character in this. =\
by hitokiriilh
Thu Feb 19, 2009 2:32 am UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Nah, I do quantum fields in curved space. I'm interested in the nc geometry also, and I have Connes' book. It appears to be very difficult stuff. I am pretty good on geometry but it looks like it takes some analysis beyond my ken. I found a virtual copy of Connes' book. It makes me sad that I can't...
by hitokiriilh
Thu Feb 19, 2009 2:09 am UTC
Forum: Science
Topic: Breathing Water - At all possible?
Replies: 25
Views: 2827

Re: Breathing Water - At all possible?

Yep. In fact I have my head in an oxygenated tank of water right now. It's great. Nice, cool, refreshing feeling.

Gargle gargle.
by hitokiriilh
Thu Feb 19, 2009 2:03 am UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Well, I'm generally OK with some renormalization. In fact renormalization pays my rent. But this was like three tricks at once, it was time for me to say "come on" and go see what the loopy folks were doing. Or the noncommutative geometry people. Something with a weird underlying topology...
by hitokiriilh
Thu Feb 19, 2009 1:43 am UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

So then the problem seems to be the questionability of renormalization?
by hitokiriilh
Thu Feb 19, 2009 1:21 am UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Oh dear. Yeah, I remember that whole section. That was a heuristic argument that he really should have left out. Did you go on to read the rest and notice the fact that the term he obtains came from a naive calculation and that it's set to -12 by a different, more legit mechanism? If not, go reread ...
by hitokiriilh
Thu Feb 19, 2009 12:11 am UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Usually (but not always), the structure of a theory can be written out for an arbitrary N number of dimensions, but it's a FAR cry from the truth to say the number of dimensions in a theory is only 'peripheral.' Yes, it's far more important that the theory be able to spit out results that agree wit...
by hitokiriilh
Thu Feb 19, 2009 12:00 am UTC
Forum: Science
Topic: Galactic rotation - how??
Replies: 23
Views: 2587

Re: Galactic rotation - how??

Klotz wrote:I'd hardly call that a thread ending answer.


It was my bad attempt at sarcastic humor. Sorry.
by hitokiriilh
Wed Feb 18, 2009 9:10 pm UTC
Forum: Science
Topic: LHC Dangerous?
Replies: 372
Views: 88135

Re: LHC Dangerous?

It will destroy us all. All you scientists are just arrogant and will doom us all!
/sarcasm
by hitokiriilh
Wed Feb 18, 2009 9:08 pm UTC
Forum: Science
Topic: Galactic rotation - how??
Replies: 23
Views: 2587

Re: Galactic rotation - how??

Total angular momentum can still sum to 0.
/thread
by hitokiriilh
Wed Feb 18, 2009 9:06 pm UTC
Forum: Science
Topic: Most silly "constant of nature"
Replies: 64
Views: 7541

Re: Most silly "constant of nature"

Any 'constant' describing the thermodynamic properties of various materials.
by hitokiriilh
Wed Feb 18, 2009 8:31 pm UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

I swear this thread is turning into /b/ but with fancy words and without the gore pics. Fancy words are just as bad as gore pictures. They are both used to shock their audience and aside from that have no real use whatsoever. The "number of dimensions" is just a very small aspect of the m...
by hitokiriilh
Wed Feb 18, 2009 6:47 pm UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

For that matter, what is the third dimension? Height? Or is it length? Maybe width? I don't think it really matters. The fourth dimension is whatever fourth independent value you're measuring. Sure, it could be time. It could also be temperature, pressure, cost, mass, velocity, or phlogiston conten...
by hitokiriilh
Wed Feb 18, 2009 6:31 pm UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Tac-Tics: Notice mass can essentially be expressed as a divergence of a gravitational field? I.e. it's a topological defect in space-time. Suppose we experienced 2+1 dimensions but existed in 3+1 (sort of like what string theory posits). Due to the nonlinearity of space-time, distortions in the 3rd ...
by hitokiriilh
Wed Feb 18, 2009 6:19 pm UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Behold the string theory shit storm. I swear this thread is turning into /b/ but with fancy words and without the gore pics. But seriously, cut it some slack. A lot of physics IS coming up with theories. Otherwise all you have is a set of data with no fundamental understanding of it and nothing with...
by hitokiriilh
Wed Feb 18, 2009 6:08 pm UTC
Forum: Science
Topic: Assumptions and Reality
Replies: 18
Views: 2254

Re: Assumptions and Reality

In fact, you can construct a perfectly valid mathmatical system where 2 + 3 != 5. Let's call it PuddleArithmatic. If you take 2 puddles, and add 3 more puddles, then you get 1 puddle. So all addition in PuddleArithmatic equals 1 (which we take as an axiom). Perhaps all subtraction in PuddleArithmat...
by hitokiriilh
Wed Feb 18, 2009 6:07 pm UTC
Forum: Science
Topic: Assumptions and Reality
Replies: 18
Views: 2254

Re: Assumptions and Reality

Quantum tells us the ball won't always be in the box. There's no arguing that. That's not an assumption. We've seen (quantum mechanical versions of) that happen and it only takes one event to establish that something CAN happen. Just because the ball can be not in the box, doesn't mean it can't alw...
by hitokiriilh
Wed Feb 18, 2009 4:48 pm UTC
Forum: Science
Topic: Assumptions and Reality
Replies: 18
Views: 2254

Re: Assumptions and Reality

Since Heisenberg, many have been brought to think of the question of uncertainty . Not necessarily in terms of electrons, entanglement, spin, etc. But mostly in Logic (well, at least it would be what i'd like to discuss in this thread) Here's an example of what is now considered to be "normal&...
by hitokiriilh
Wed Feb 18, 2009 4:37 pm UTC
Forum: Science
Topic: Charged Black Hole
Replies: 27
Views: 3169

Re: Charged Black Hole

Which models are these? Do they neutralize completely? I would have suspected you get something like a multipole, with some charge inside and the neutralizing parts making their way in, but still always appearing to be outside. Truth be told I just parroted a lecturer at SPS last week. In retrospec...
by hitokiriilh
Wed Feb 18, 2009 4:31 pm UTC
Forum: Science
Topic: Something thats always confused me about "The 4th Dimension"
Replies: 35
Views: 3449

Re: Something thats always confused me about "The 4th Dimension"

Time is, in my opinion, the pseudo-intelligent cop-out with a look-how-smart-i-am-to-know-this-and-you-haven't-even-considered-it effect. It's like misunderstanding the question and then acting smug about it. Time is the fourth dimension. It's not a pseudo-illectual bullshit answer at all. A basic ...
by hitokiriilh
Wed Feb 18, 2009 4:22 pm UTC
Forum: Science
Topic: Charged Black Hole
Replies: 27
Views: 3169

Re: Charged Black Hole

Ok, that kind of makes sense but I didn't know that electric fields could remember after the charge was separated. Would you explain what an electric field actually is, because I don't see how it's possible for the field to remain after the charged particles were separated (put into the black hole)...
by hitokiriilh
Wed Feb 18, 2009 4:15 pm UTC
Forum: Science
Topic: Charged Black Hole
Replies: 27
Views: 3169

Re: Charged Black Hole

Meh. I don't like some of these explanations. For instance, saying that black holes can have a field only because they were charged before collapse isn't right. This would imply black holes can't neutralize by absorbing particles of the opposite charge...but models show black holes can neutralize. H...
by hitokiriilh
Tue Dec 09, 2008 12:37 am UTC
Forum: Science
Topic: CP Symmetry Violation
Replies: 8
Views: 1356

Re: CP Symmetry Violation

ATCG Thanks for the response. I have some rather interesting thoughts regarding the T symmetry violation and the arrow of time. It involves non-distributive local affine geometries, introducing another geometric field on space-time that characterizes just how different going forward and going backwa...
by hitokiriilh
Mon Dec 08, 2008 5:46 pm UTC
Forum: Science
Topic: CP Symmetry Violation
Replies: 8
Views: 1356

CP Symmetry Violation

I'm sitting around, counting down the couple of hours before my math methods of physics final is handed to me by an idiot professor who, for the life of me, I can't figure out how the hell he got his degree from Harvard in theory. So I'm looking for a way to kill some time and thought I might appeal...
by hitokiriilh
Tue Dec 02, 2008 9:58 pm UTC
Forum: Science
Topic: "Negative" Gravity? (Stop cringing, physics majors!)
Replies: 20
Views: 3377

Re: "Negative" Gravity? (Stop cringing, physics majors!)

I know that if you f.ex. totally remove a magnet from existence in an instant, then of course the disturbance travels outwards with speed c, but the field doesn't suddenly drop to zero when the disturbance arives, it bobs up an down. Really? I thought it did just drop to zero... :oops: I hope I did...
by hitokiriilh
Tue Dec 02, 2008 9:57 pm UTC
Forum: Science
Topic: "Negative" Gravity? (Stop cringing, physics majors!)
Replies: 20
Views: 3377

Re: "Negative" Gravity? (Stop cringing, physics majors!)

Are you absolutely certain of this? (Well one are never certain... What I mean is, does it follow mathematically from general relativity?) I don't know general relativity myself so I can't say, but I thought the wave mechanism was not that different from electrodynamics. I know that if you f.ex. to...
by hitokiriilh
Tue Dec 02, 2008 7:47 pm UTC
Forum: Science
Topic: "Negative" Gravity? (Stop cringing, physics majors!)
Replies: 20
Views: 3377

Re: "Negative" Gravity? (Stop cringing, physics majors!)

1) Space-time is a 4-dimensional stretchy hyper-sheet. Lower dimensional representations should not be taken literally at all. 2) Anti-gravity is fine. White-hole sector solutions to the field equations are exactly that. 3) Yeah, gravitational waves oscillate. They have funny polarizations and basic...
by hitokiriilh
Mon Oct 27, 2008 4:47 am UTC
Forum: Science
Topic: Particle Physics questión
Replies: 8
Views: 1266

Re: Particle Physics questión

All field theory and quantum mechanics can ever tell us is what CAN happen and with what probability. From the experiments, we can determine both and figure out what nature is telling us. But yes, it is indeed left up to a dice roll essentially.
by hitokiriilh
Mon Oct 27, 2008 3:03 am UTC
Forum: Science
Topic: Quantum Stuff
Replies: 18
Views: 1865

Re: Quantum Stuff

Klotz wrote:To me, the Copenhagen interpretation is like when you ask a teacher a something, and she just says "Don't ask stupid questions" and moves on.


HAHAHAHA It's funny cuz it's true...or from the copenhgan interpretation: it's true cuz it's funny.
by hitokiriilh
Sun Oct 26, 2008 11:08 pm UTC
Forum: Science
Topic: Quantum Stuff
Replies: 18
Views: 1865

Re: Quantum Stuff

Any effect one particle has on another. So two atoms bouncing off each other "observe" each other. You're real even if you're not thinking about it, because your body observes itself a bajillion times a second :) There's a problem with this though. Whether or not the atoms bounce off of e...
by hitokiriilh
Sun Oct 26, 2008 6:25 pm UTC
Forum: Science
Topic: You might be a physics major if...
Replies: 540
Views: 63244

Re: You might be a physics major if...

You might be a physics major if you pull 3 all-nighters in one week just so you can get mathematical methods of physics homework, quantum field theory homework, a math methods take home midterm, and grading done. Such was my week last week. ~_~
by hitokiriilh
Sun Oct 26, 2008 6:22 pm UTC
Forum: Science
Topic: Dimensions - 4th (Update)
Replies: 31
Views: 2988

Re: Dimensions - 4th (Update)

Update in last post! Dimensions So there are 3 known dimensions, right. Height - Width and Lenght. I was thinking one day... If 2D object shadow is 1D, then 3D object is 2D. So if there is 4th dimension then 4Ds object would be 3D...[4D objects can see us from every side etc.] Is this true? 2d shad...
by hitokiriilh
Sun Oct 26, 2008 6:19 pm UTC
Forum: Science
Topic: Quantum Stuff
Replies: 18
Views: 1865

Re: Quantum Stuff

What the evil bean person said. Additionally, the Copenhagen interpretation of QM is ridiculous. It seems to make the classical world more than just an aggregate system of quantum mechanical systems (since classical devices always collapse the wave functions of quantum systems) and it never explains...
by hitokiriilh
Sun Oct 26, 2008 6:16 pm UTC
Forum: Science
Topic: The effect of a black hole on a photon.
Replies: 45
Views: 4987

Re: The effect of a black hole on a photon.

Short answer: no. The photon does not accelerate in a direction parallel to its motion. Changes in the energy of a photon manifest in frequency shifts, not changes in speed.

/thread

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