Search found 129 matches

by Twelfthroot
Thu Mar 13, 2014 4:18 am UTC
Forum: Language/Linguistics
Topic: Ni Parolas Esperante (Esperanto practice)
Replies: 140
Views: 66779

Re: Ni Parolas Esperante (Esperanto practice)

Saluton! Mi rimarkas, ke dum preskaŭ jaro neniu afiŝis ion ĉi tie, sed mi fidas je tio, ke ankoraŭ ŝvebas iuj Esperantistoj ĉe tiu loko. Mi volas montri ion al vi. Mi ĵus finis provan pilotepizodon de programo ĉe YouTube, ĉe kiu mi priparolas kaj recenzas verkojn en Esperanto. Jen ĝi: Legu, aŭdu, vi...
by Twelfthroot
Sun Dec 23, 2012 6:06 pm UTC
Forum: Mathematics
Topic: Groups and Closure Question
Replies: 5
Views: 1087

Re: Groups and Closure Question

Regarding your comment on requiring infinitely many integers to have closure under addition: depending on how you're studying groups you'll either see this very soon or have already seen it, but one way to get a finite group closed under addition is to use modular arithmetic. Under modular addition,...
by Twelfthroot
Fri Sep 28, 2012 1:25 am UTC
Forum: Mathematics
Topic: Math grad school for a linguistics major: how?
Replies: 1
Views: 2011

Math grad school for a linguistics major: how?

This is entirely me requesting personal advice. If this is not the place for that, my apologies; please point me in the right direction. I love math. I was a math major, but a course on analysis on manifolds convinced me I wasn't good enough to be a mathematician, so I jumped ship to linguistics deg...
by Twelfthroot
Sat Jul 14, 2012 12:23 am UTC
Forum: Your art and links
Topic: Secret of Mana field theme on guitars & flute
Replies: 1
Views: 7300

Secret of Mana field theme on guitars & flute

I thought there might be some Secret of Mana / game music fans around here who would appreciate this: http://www.youtube.com/watch?v=UyvsYV4Vyho My flute skills still have a long way to go, but I'm pretty happy with the synthy-ooh trick I got my electric to do. I've always liked this piece, and musi...
by Twelfthroot
Mon Jun 11, 2012 3:20 am UTC
Forum: Mathematics
Topic: Trying to explain the beauty of math
Replies: 12
Views: 3631

Re: Trying to explain the beauty of math

In general, my target audience would be more a "target misconception": people who think math is arbitrarily made up for no reason, that "doing math" is churning through unmotivated computations, that what happens in math class is at all what mathematicians do, that math is all nu...
by Twelfthroot
Mon Jun 11, 2012 1:43 am UTC
Forum: Mathematics
Topic: Trying to explain the beauty of math
Replies: 12
Views: 3631

Trying to explain the beauty of math

I want to make something to convey how I see mathematics, particularly in an attempt to reach people who generally enjoy or at least respect learning and curiosity but see math as the hollow, boring, meaningless number-crunching that the American public school curriculum presents it as. As such, I f...
by Twelfthroot
Sat Jun 09, 2012 4:19 pm UTC
Forum: Language/Linguistics
Topic: When a language dies, so what?
Replies: 67
Views: 16426

Re: When a language dies, so what?

Practical in what sense? People also generally try to avoid extinction of living things when we can help it, but most endangered species don't give us a 'practical' benefit by sticking around. It's true that bigger languages edging out smaller ones is the cycle of life in action, so to speak, but I ...
by Twelfthroot
Thu Jun 07, 2012 5:24 pm UTC
Forum: News & Articles
Topic: BBC asserts link between marijuana and lung cancer
Replies: 34
Views: 8456

Re: BBC asserts link between marijuana and lung cancer

If reputable, this literature review suggests that water filtration may reliably remove compounds from cannabis smoke that are toxic to good alveolar bacteria. Subjectively, water filtering definitely makes the smoke more pleasant to inhale, and I've never noticed a significant difference in the hig...
by Twelfthroot
Wed Jun 06, 2012 10:38 pm UTC
Forum: News & Articles
Topic: BBC asserts link between marijuana and lung cancer
Replies: 34
Views: 8456

Re: BBC asserts link between marijuana and lung cancer

Yeah, I agree that the point of the article is that many people underestimate the harm of smoking marijuana, but rather than claiming this is a problem because smoking (anything) is harmful for your lungs, they're claiming these people are wrong for thinking that smoking marijuana is less harmful th...
by Twelfthroot
Wed Jun 06, 2012 9:05 pm UTC
Forum: News & Articles
Topic: BBC asserts link between marijuana and lung cancer
Replies: 34
Views: 8456

BBC asserts link between marijuana and lung cancer

http://www.bbc.co.uk/news/health-18283689 Regarding lung cancer: And 88% incorrectly thought tobacco cigarettes were more harmful than cannabis ones - when the risk of lung cancer is actually 20 times higher. [...] smoking one cannabis cigarette increases the chances of developing lung cancer by as...
by Twelfthroot
Tue Jun 05, 2012 12:55 am UTC
Forum: Science
Topic: Miscellaneous Science Questions
Replies: 2958
Views: 719929

Re: RELATIVITY QUESTIONS! (and other common queries)

I see there's already some discussion of relativistic mass in the thread, but I'd like to get a straight answer this question just as posed: I see many arguments that relativistic mass is pedagogically unsound or somehow fictitious. But the people making these arguments generally do not have the sam...
by Twelfthroot
Sat Jun 02, 2012 7:30 pm UTC
Forum: Mathematics
Topic: a question about (-1)^x
Replies: 9
Views: 2115

Re: a question about (-1)^x

No, you're fine. Exponentiation is single valued. Let θ' = θ + 2nπ, for some integral n. Then er'+iθ' = er'+i(θ + 2nπ) = er'+iθe2inπ = er'+iθ. Unless I'm mistaken, the subject at hand is raising arbitrary complex numbers to powers, not specifically the exponential function. For complex w in general...
by Twelfthroot
Sat Jun 02, 2012 7:01 pm UTC
Forum: Serious Business
Topic: Philosophy: What is an opinion?
Replies: 45
Views: 14517

Re: Philosophy: What is an opinion?

I think there's a difference in semantic content between "It is true that I believe X" and "I believe it is true that X". For instance, I happen to like the smell of skunk from a distance. I might say "To me, skunks smell good." I would not say (or mean to say) "Sk...
by Twelfthroot
Sat Jun 02, 2012 3:28 am UTC
Forum: General
Topic: Using Kickstarter for a website?
Replies: 12
Views: 3542

Re: Using Kickstarter for a website?

Huh. I'm also on Firefox 12.0 and it works for me.

Can anyone reading this perhaps recommend a better way to embed a sound file + player than an <embed> in an <object>?
by Twelfthroot
Sat Jun 02, 2012 1:44 am UTC
Forum: General
Topic: Using Kickstarter for a website?
Replies: 12
Views: 3542

Re: Using Kickstarter for a website?

Oh hey, didn't notice this thread had gotten a few more posts. I'd since realized Kickstarting wasn't going to work and turned my attention to other projects, figuring if I still wanted to run with MeaningInMusic in the future I'd try to spread it once I'd managed to actually gain a following for so...
by Twelfthroot
Fri Jun 01, 2012 2:54 am UTC
Forum: Serious Business
Topic: Philosophy: What is an opinion?
Replies: 45
Views: 14517

Re: Philosophy: What is an opinion?

OK, sure, for that particular case. But how about a claim like "Protons are subatomic particles"? I don't really see that as particularly different. I agree that it's true, and the only reasonable interpretation I see of that statement is that it's true a priori. Protons are, by definitio...
by Twelfthroot
Wed May 30, 2012 9:18 pm UTC
Forum: Serious Business
Topic: Bereitschaftspotential and free will
Replies: 11
Views: 3880

Re: Bereitschaftspotential and free will

Yes, I agree that the experiment which was actually performed simply shows that (to oversimplify slightly) volitions are (detectably) unconscious before they are conscious. However, some scientists (Sam Harris, possibly Jack Copeland) seem to be using this experiment as evidence against free will, s...
by Twelfthroot
Tue May 29, 2012 11:45 pm UTC
Forum: Serious Business
Topic: Bereitschaftspotential and free will
Replies: 11
Views: 3880

Re: Bereitschaftspotential and free will

This is only possible if we first decide what level of potential should get the light to turn on. If instead of a single light you were shown a plot of the potential, I suspect you'd see it start to rise far enough ahead of a finger-raising to be able to change your mind, but that there would be a ...
by Twelfthroot
Tue May 29, 2012 11:20 pm UTC
Forum: Serious Business
Topic: Philosophy: What is an opinion?
Replies: 45
Views: 14517

Re: Philosophy: What is an opinion?

Oh, but "Bachelors are unmarried" doesn't refer to an abstract entity. There is nothing concrete about bachelors or marriage. People are married iff we agree they are. There is no empirical measurement you can perform on a person to determine their bachelorhood. You could study their beha...
by Twelfthroot
Tue May 29, 2012 10:03 pm UTC
Forum: Serious Business
Topic: Philosophy: What is an opinion?
Replies: 45
Views: 14517

Re: Philosophy: What is an opinion?

Twelfthroot, as far as I can tell you're only giving examples where logical implication breaks down because you equivocate between meanings in two different premises. If you say you know a bachelor who is married, then you're using the word "bachelor" differently from how it's used in the...
by Twelfthroot
Tue May 29, 2012 8:31 pm UTC
Forum: Serious Business
Topic: Philosophy: What is an opinion?
Replies: 45
Views: 14517

Re: Philosophy: What is an opinion?

There is no value judgment in the sentence, "Bachelors are unmarried". There is no personal view or belief in that sentence, nor is there any empirical claim about what things exist in the world or what their characteristics are. The sentence is true by virtue of the definitions of the wo...
by Twelfthroot
Mon May 28, 2012 8:29 pm UTC
Forum: Language/Linguistics
Topic: 日本語 (Japanese Practice)
Replies: 552
Views: 197429

Re: 日本語 (Japanese Practice)

Can you explain to me how Japanese grammar is beautiful? In examples I can understand, that weren't as complicated as quoted above or in the News in such, it's just grammar. I don't see how it's beautiful. Landscapes are just consequences of natural laws on geographies, and aleatoric music is almos...
by Twelfthroot
Mon May 28, 2012 8:00 pm UTC
Forum: Serious Business
Topic: Bereitschaftspotential and free will
Replies: 11
Views: 3880

Bereitschaftspotential and free will

I was recently reading into the notion of Bereitschaftspotential ("readiness potential"), the notion that voluntary muscle movement can be linked to brain activity that precedes the subjective experience of having decided to move. It came up because I've found not a small number of scienti...
by Twelfthroot
Mon May 28, 2012 6:05 pm UTC
Forum: Language/Linguistics
Topic: Can letters by themselves have meaning?
Replies: 10
Views: 5251

Re: Can letters by themselves have meaning?

There is a small handful of linguists who propose that all human languages descend from one common ancestor and that we can perhaps reconstruct some words from it. ( http://en.wikipedia.org/wiki/Proto-Human_language ) It's an enormous claim with little or no evidence, but some of the similarities (e...
by Twelfthroot
Fri May 25, 2012 1:19 am UTC
Forum: Language/Linguistics
Topic: Can letters by themselves have meaning?
Replies: 10
Views: 5251

Re: Can letters by themselves have meaning?

I think the article http://en.wikipedia.org/wiki/Sound_symbolism will be of interest to you. It's certainly fair to say that most speakers of a language feel that some of the language's sounds are more apt for some meanings than others. We might expect this to stem from a combination of onomatopoeia...
by Twelfthroot
Thu May 17, 2012 8:10 pm UTC
Forum: Mathematics
Topic: Moving circle on a square with fixed overlap
Replies: 3
Views: 1690

Re: Moving circle on a square with fixed overlap

Unless I'm mistaken, we need a bit more information, because there are infinitely many circles with points B and E on their perimeters. Do you mean the one such that BE is a diameter? Or the one such that F lies on BC? Or some other circle?
by Twelfthroot
Sun May 13, 2012 3:33 am UTC
Forum: Mathematics
Topic: A 'curvy' shape with rational diameter:perimeter
Replies: 17
Views: 4186

Re: A 'curvy' shape with rational diameter:perimeter

Ah, yes, the astroid is definitely the sort of thing I was thinking about -- both in terms of its geometric properties and its defining equation. Very interesting; thanks to all for the info. Perhaps by "specified by rationals" I mean an algebraic curve with rational coefficients. Now that...
by Twelfthroot
Wed May 09, 2012 11:40 pm UTC
Forum: Mathematics
Topic: A 'curvy' shape with rational diameter:perimeter
Replies: 17
Views: 4186

Re: A 'curvy' shape with rational diameter:perimeter

Ah, yes, I see that I failed to formalize what I was getting at, so I think I'll just throw out what I was looking at and see if someone else can help specify what I mean. First, clearly any circle with rational radius has irrational perimeter. I suspect it is also the case that an ellipse with rati...
by Twelfthroot
Wed May 09, 2012 8:55 pm UTC
Forum: Mathematics
Topic: A 'curvy' shape with rational diameter:perimeter
Replies: 17
Views: 4186

A 'curvy' shape with rational diameter:perimeter

I was wondering whether we can find a 'curvy' shape in the plane such that the ratio of the/a diameter to to the perimeter is rational. I figure we could construct one if we could find a simple curve γ : [a,b] -> R^2 fulfilling these requirements: |γ(b)-γ(a)| is rational, \int_\gamma\,\mathrm{d}s is...
by Twelfthroot
Sun May 06, 2012 6:18 pm UTC
Forum: Language/Linguistics
Topic: The Letter H
Replies: 20
Views: 8109

Re: The Letter H

Who decided that "an howl", "an humble", or "an hindrance" sounds right? I just wanted to point out that I would never say any of these. I was going to say I can't imagine hearing any of them either, but after reading that OED entry I can indeed picture someone with a ...
by Twelfthroot
Fri May 04, 2012 4:46 am UTC
Forum: Mathematics
Topic: Points along a rotated sine wave
Replies: 14
Views: 4712

Re: Points along a rotated sine wave

I may be misinterpreting, but I think elminster is asking how to find the coordinates of the points which lie on a sine curve that has been rotated about the origin. In which case, the starting point is to parameterize the sine curve. For example, for a simple sine curve y = sin x, we can parameteri...
by Twelfthroot
Mon Apr 30, 2012 10:00 pm UTC
Forum: Language/Linguistics
Topic: Mluvíme česky! (Czech practice)
Replies: 10
Views: 5206

Re: Mluvíme česky! (Czech practice)

I love how in Czech the word for table is stůl. Coincidences like that crack me up. If you mean how it sounds like stool, that's actually most likely not a coincidence (aside from how well the actual pronunciations coincide). Together with the German word Stuhl ('chair') and other examples, it prob...
by Twelfthroot
Mon Apr 23, 2012 1:04 am UTC
Forum: Language/Linguistics
Topic: Mimimum number of words for a language
Replies: 47
Views: 14200

Re: Mimimum number of words for a language

That's three symbols: "Marklar", comma, and period. We might also count space as a symbol, but that might be pushing it. The comma and period correspond to prosodic features which allow us to correctly formulate the grammatical structure with which to interpret the utterance. Marklar is t...
by Twelfthroot
Sun Apr 22, 2012 10:16 pm UTC
Forum: Language/Linguistics
Topic: Mimimum number of words for a language
Replies: 47
Views: 14200

Re: Mimimum number of words for a language

I think this is a very interesting question, though as has been pointed out, I'm not sure there's any way to answer it meaningfully without applying more boundary conditions. You can remove any number of words from a language at the expense of some degree of clarity or exactness, until your language...
by Twelfthroot
Fri Apr 20, 2012 5:47 pm UTC
Forum: Language/Linguistics
Topic: it is believed now
Replies: 6
Views: 2153

Re: it is believed now

As a native American English speaker, both are fine to me. The second allows the possibility of using "now" to mean nothing other than "pay attention to what I'm saying", as in "The thing, now, is that..." but that's certainly not necessarily the case. Otherwise the mea...
by Twelfthroot
Mon Apr 16, 2012 8:49 pm UTC
Forum: Science
Topic: Miscellaneous Science Questions
Replies: 2958
Views: 719929

Re: RELATIVITY QUESTIONS! (and other common queries)

A quick question to verify my understanding of relativity: if I'm not mistaken, for any object which I measure at rest with respect to myself to be n meters long, I can find a frame in which I measure that object to be x < n meters long for any arbitrary x as long as I move sufficiently fast (or mov...
by Twelfthroot
Sun Apr 15, 2012 7:47 am UTC
Forum: General
Topic: Using Kickstarter for a website?
Replies: 12
Views: 3542

Re: Using Kickstarter for a website?

All I've done so far was to post the site on my Facebook, xkcd, and one other forum. I'm not sure where to go -- where do people interested in the intersection of music, language, and semantics/philosophy hang out? Given the relatively small number of people who have found the site, I have managed t...
by Twelfthroot
Sat Apr 14, 2012 6:06 pm UTC
Forum: General
Topic: Using Kickstarter for a website?
Replies: 12
Views: 3542

Re: Using Kickstarter for a website?

Huh. Good question. I guess I sort of assumed that simply having a page on Kickstarter would pull in whoever usually browses that site. In case it's not obvious, I have no idea how to do this. I guess the more general question is, how do you reach a sparsely distributed niche audience, particularly ...
by Twelfthroot
Thu Apr 12, 2012 8:07 pm UTC
Forum: General
Topic: Using Kickstarter for a website?
Replies: 12
Views: 3542

Using Kickstarter for a website?

A few seasons ago I started a website called http://meaninginmusic.com , inviting people interested in music to express specific concepts in 20-second instrumental compositions and discuss the results. It had a promising start and got some positive feedback, but ultimately stagnated. I think the ide...
by Twelfthroot
Sat Apr 07, 2012 7:40 pm UTC
Forum: Science
Topic: Particles under two equal opposing forces
Replies: 3
Views: 2718

Particles under two equal opposing forces

This question is probably either really easy or nonsensical, but I'm not versed in the physics involved. Suppose we have a beam of positively charged particles firing along the y axis into a static planar electric field with strong negative charges on each side, such that at any point on the y axis ...

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