Search found 85 matches

by aro3n
Sat Feb 19, 2011 11:42 pm UTC
Forum: Science
Topic: Physics EM Questions
Replies: 1
Views: 595

Physics EM Questions

Hello all! My first question is if we have three infinite cylindrical concentric thin thin sheets with the innermost and outermost sheets given as neutral and the middle one as charged, then will the conducting sheets have an induced surface charge? Second, What is a steady-state current through a b...
by aro3n
Mon Feb 07, 2011 4:29 am UTC
Forum: School
Topic: American Chemical Society Membership
Replies: 3
Views: 1523

American Chemical Society Membership

Hello, I keep getting these emails, letters, and brochures from the American Chemical Society asking me to become a member for over a year now. I'm an undergraduate, and I was wondering if the benefits of membership outweighs the cost to be a member? Also, does anyone know of real benefits (ie. bene...
by aro3n
Tue Nov 23, 2010 10:48 pm UTC
Forum: The Help Desk
Topic: Macbook Pro Screen Issues
Replies: 4
Views: 761

Re: Macbook Pro Screen Issues

I tried going to my university's tech support, but they would not be able to help me within a reasonable amount of time. I realized a new "symptom" if you will. The lines appeared again. This time I tried taking a screen shot of it. When I took the screen shot. The lines would disappear an...
by aro3n
Wed Nov 17, 2010 5:54 am UTC
Forum: The Help Desk
Topic: Macbook Pro Screen Issues
Replies: 4
Views: 761

Macbook Pro Screen Issues

Hello, I just had some horizontal (fuzzyish) lines occur on my screen that kept on moving. This just randomly started as I was browsing the internet. I tried dim the screen down to turn it off and nothing happened when I turned it back on. Then when I restarted the computer, everything was fine agai...
by aro3n
Wed Sep 29, 2010 3:46 am UTC
Forum: General
Topic: Orchestra Performance Formalwear
Replies: 9
Views: 1661

Re: Orchestra Performance Formalwear

Thanks for the responses, I talked to someone who said they went to one of those concerts in their PJs. Apparently, nobody cares much — as long as you are in fact clothed. :roll:
by aro3n
Wed Sep 29, 2010 12:42 am UTC
Forum: General
Topic: Orchestra Performance Formalwear
Replies: 9
Views: 1661

Orchestra Performance Formalwear

Okay, I'm a college student far from home, and I have just come into possession of a ticket to the Cleveland Orchestra. Technically the Cleveland Orchestra has no dress code, but they state that most people come in at least some form of business casual. Currently, however, the the extent of my forma...
by aro3n
Tue Sep 21, 2010 3:17 am UTC
Forum: General
Topic: Six Degrees of Wikipedia
Replies: 1
Views: 1037

Six Degrees of Wikipedia

Remember a while back someone posted the six degrees of wikipedia up so one could find the shortest route from one article to another? http://www.netsoc.tcd.ie/~mu/wiki/ I was just wondering if everyone else is getting an "Error: Can't connect to server" when you enter a query. If so, are ...
by aro3n
Tue Apr 20, 2010 5:40 am UTC
Forum: Mathematics
Topic: Math Questions
Replies: 4
Views: 733

Re: Math Questions

phlip wrote:
aro3n wrote:lw=10

That would be the case if it said "10 square inches"... but it doesn't, it says "a 10-inch square", which means l=w=10.

ha, wow.. that just made life a lot easier... thanks :D
by aro3n
Tue Apr 20, 2010 4:27 am UTC
Forum: Mathematics
Topic: Math Questions
Replies: 4
Views: 733

Re: Math Questions

CA3#14 If f(x) and g(x) are differentiable on [1,4] and f(1)=2, g(1)=-3, f(4)=5, g(4)=0, and ∫g(x)f'(x)dx from 1 to 4 is equal to one (Integrate[g(x)f'(x),x,1,4]=1). What is ∫f(x)g'(x)dx from 1 to 4 (Integrate[f(x)g'(x),x,1,4]=???). What does the integration by parts formula tell you? ∫udv= uv-∫vdu...
by aro3n
Tue Apr 20, 2010 1:08 am UTC
Forum: Mathematics
Topic: Math Questions
Replies: 4
Views: 733

Math Questions

Hello, I just finished four massive calculus review packets, but I still fail to answer these questions: CA3#14 If f(x) and g(x) are differentiable on [1,4] and f(1)=2, g(1)=-3, f(4)=5, g(4)=0, and ∫g(x)f'(x)dx from 1 to 4 is equal to one (Integrate[g(x)f'(x),x,1,4]=1). What is ∫f(x)g'(x)dx from 1 t...
by aro3n
Wed Mar 17, 2010 5:10 am UTC
Forum: School
Topic: Friendships
Replies: 11
Views: 2422

Friendships

I was debating where to put this thread, but I decided that the school thread would be most appropriate. So basically, I am in my senior year of high school, and I'm going to head off to college soon. Just wondering, from those more experienced and aged members of the fora, how high school friendshi...
by aro3n
Mon Feb 08, 2010 4:15 am UTC
Forum: Books
Topic: I need a book recommendation (Renamed : Recom'd me a book)
Replies: 340
Views: 213355

Foreign Books

Hi, For school I am taking a course that stresses alternatives to the traditional "classics" of english literature. I have to find foreign books (in english or translated to english) that could add to the curricula of the school; for this quarter, specifically, I must find a foreign book t...
by aro3n
Mon Aug 31, 2009 5:45 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0630: "Time Travel"
Replies: 147
Views: 30369

Re: "Time Travel" Discussion

I still don't get it... can someone explain?
by aro3n
Tue May 19, 2009 8:50 pm UTC
Forum: Science
Topic: Fetal Pig Dissection Help (now with images!)
Replies: 6
Views: 1309

Re: Fetal Pig Dissection Help (now with images!)

My instructor originally thought we moved it there accidentally. Then today, when we asked for some more help, she recognized that the stomach was right above the diaphragm and the spleen was formed next to the heart. Thus concluded, our piggy was seriously screwed up. One of my lab partners asked t...
by aro3n
Tue May 19, 2009 4:17 am UTC
Forum: Science
Topic: Fetal Pig Dissection Help (now with images!)
Replies: 6
Views: 1309

Re: Fetal Pig Dissection Help (now with images!)

my current theory is that an infection or something that caused mass cell death enlarged the liver since it takes in stuff like RBCs or that the liver was cancerous... I may make an incision to investigate the interior of the liver tomorrow as I continue to delve into the dissection. How feasible wo...
by aro3n
Mon May 18, 2009 11:36 pm UTC
Forum: Science
Topic: Fetal Pig Dissection Help (now with images!)
Replies: 6
Views: 1309

Fetal Pig Dissection Help (now with images!)

Okay, so I thought I was prepped to dissect my first fetal pig... I was not. So basically after opening up the piggy I noticed the pretty much the entire lower cavity was one large blob (which we deduced was the liver) and this liver actually formed around the umbilical cord (so the region around it...
by aro3n
Fri Apr 24, 2009 2:31 pm UTC
Forum: The Help Desk
Topic: Stuck on "Booting from CD..." Message
Replies: 3
Views: 459

Re: Stuck on "Booting from CD..." Message

I did a reset of the BIOS then put it back in, same problem. And I did select that DVD drive. What I did was a work-around (sorta). I installed Windows 2000 then from inside there, I installed Black XP. It turned out interesting (some of the pretty features applied some did not so we have a pretty u...
by aro3n
Wed Apr 22, 2009 2:40 am UTC
Forum: The Help Desk
Topic: Stuck on "Booting from CD..." Message
Replies: 3
Views: 459

Stuck on "Booting from CD..." Message

So I'm trying to install black XP on a computer that I have. It worked with XP (normal run of the mill media centre) before. My drivers are capable of reading DVDs and I already checked this installation DVD on multiple other computers. However, when I boot from the DVD drive it just says "Boot...
by aro3n
Thu Mar 12, 2009 1:30 am UTC
Forum: The Help Desk
Topic: JaS Hackintosh
Replies: 0
Views: 352

JaS Hackintosh

For some reason when my computer tries to install hackintosh JaS it hangs with about 12 minutes left when it runs "update_dyld_shared_cache"
anyone know how to help or a workaround?
by aro3n
Tue Mar 03, 2009 11:26 pm UTC
Forum: The Help Desk
Topic: Mathematica 7
Replies: 2
Views: 512

Mathematica 7

So I just got started with mathematica 7 and for some reason I cannot save my notebooks. I tried using File>Save and File>Save As... and nothing happens. When I try closing a notebook it prompts me to save, and I press save but nothing happens and nothing is saved. When I press file>open Mathematica...
by aro3n
Mon Mar 02, 2009 3:23 pm UTC
Forum: Mathematics
Topic: Math Books
Replies: 379
Views: 282408

Re: Math Books

What is the best calculus book that is clear and concise and also easy to self-read/ teach yourself since I heard my school's AP BC Calculus book is miserable.
by aro3n
Wed Feb 25, 2009 5:01 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0548: "Kindle"
Replies: 122
Views: 30853

0548: "Kindle"

http://imgs.xkcd.com/comics/kindle.png alt text:I'm happy with my Kindle 2 so far, but if they cut off the free Wikipedia browsing, I plan to show up drunk on Jeff Bezos's lawn and refuse to leave. I never liked the idea of a virtual book. I always print mine (I know, I'm a tree murderer).
by aro3n
Tue Jan 27, 2009 6:46 am UTC
Forum: Science
Topic: Agar Plates
Replies: 6
Views: 1384

Re: Agar Plates

would it possible to use something that is like mung bean powder which is basically a polysaccharide (starch)? Only one way to find out. I think I'm going to try to test it with a control, is there any place where I can with 100% certainty find bacteria? (of course, I mean the appropriate bacteria ...
by aro3n
Tue Jan 27, 2009 3:41 am UTC
Forum: Science
Topic: Agar Plates
Replies: 6
Views: 1384

Re: Agar Plates

would it possible to use something that is like mung bean powder which is basically a polysaccharide (starch)?
by aro3n
Tue Jan 27, 2009 3:21 am UTC
Forum: Science
Topic: Agar Plates
Replies: 6
Views: 1384

Agar Plates

For a school project I need to make some agar plates (or buy them). I was wondering where I could buy agar, how to prepare an agar plate (keep it sterile etc...), and whether nutrient agar is the same as agar
by aro3n
Wed Jan 21, 2009 5:03 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0533: "Laptop Hell"
Replies: 95
Views: 25871

Re: "Laptop Hell" Discussion

argh... beat me by 1 minute.... at least I got first post :)
by aro3n
Mon Nov 24, 2008 11:36 pm UTC
Forum: The Help Desk
Topic: PF Usage
Replies: 3
Views: 767

Re: PF Usage

According to some research it seems like it is common with vista BUT I am using XP media centre which is really odd since no other XP machine I know has the same symptoms that my computer has
by aro3n
Mon Nov 24, 2008 4:56 am UTC
Forum: The Help Desk
Topic: PF Usage
Replies: 3
Views: 767

PF Usage

Hello. I have 2GB set to be available for PF Usage and normally it just hovers at about ~300MB or every once in a while 500MB but, just recently when I opened task manager to terminate an un-responsive firefox, I happened to click the performance Tab and I noticed that the PF usage was at 1.72GB! I ...
by aro3n
Sat Oct 25, 2008 10:17 pm UTC
Forum: Mathematics
Topic: Foci and Hyperbolas
Replies: 3
Views: 862

Re: Foci and Hyperbolas

yes, but for this work I was supposed to do it without all the distance formula "fun"...
by aro3n
Sat Oct 25, 2008 9:47 pm UTC
Forum: Mathematics
Topic: Foci and Hyperbolas
Replies: 3
Views: 862

Foci and Hyperbolas

How do I find the equation of an hyperbola from the foci say: Foci (-5,0) (5,0) and the constant differences of the distances is equal to 6 aka. abs(d 1 -d 2 )=6 I think I am supposed to drop down the distances such that we can establish a systems of equations d 1 -d 2 =6 +d 1 +d 2 =10 2d 2 = 16 d 2...
by aro3n
Wed Sep 03, 2008 4:45 pm UTC
Forum: Science
Topic: Glycolysis and The Krebs Cycle
Replies: 4
Views: 1027

Re: Glycolysis and The Krebs Cycle

2002... Biology by Campbell & Reece
by aro3n
Wed Sep 03, 2008 4:07 pm UTC
Forum: Science
Topic: Glycolysis and The Krebs Cycle
Replies: 4
Views: 1027

Re: Glycolysis and The Krebs Cycle

so basically its just a cycle first breaks down into smaller sugars and then in the Krebs, it then forms ATP inside the mitocondria

also, what is the purpose of centrioles (what do they do, my book seems old, it says its function is unknown)
by aro3n
Wed Sep 03, 2008 3:14 pm UTC
Forum: Science
Topic: Glycolysis and The Krebs Cycle
Replies: 4
Views: 1027

Glycolysis and The Krebs Cycle

Can someone explain this to me... I think I understand the purpose but, I get lost in all the diagrams...
by aro3n
Thu Aug 28, 2008 7:49 pm UTC
Forum: Food
Topic: Try it at home all you want... it just won't taste the same.
Replies: 14
Views: 1767

Re: Try it at home all you want... it just won't taste the same.

As a pure blooded Chinese living in America, I understand what you are talking about. The food never can be exactly the same since the source is not the same. The United States seems to focus more on the... a. Quantity b. Appearance c. Longevity of produce. In China, especially with street vendors s...
by aro3n
Thu Aug 28, 2008 7:41 pm UTC
Forum: Books
Topic: Books you like that no one else has heard of
Replies: 88
Views: 20809

Re: Books you like that no one else has heard of

Looking For Alaska is by far one of the best books I have read. This book is about a teenage boy that was ostracized from his normal high school but, then he got accepted into a private school in Alabama. He meets others who are misfits like him. The story is about how he and his friends manage (or...
by aro3n
Thu Aug 28, 2008 6:12 pm UTC
Forum: Mathematics
Topic: Area under Curve
Replies: 37
Views: 3812

Re: Area under Curve

they got rid of the analogies a couple years ago
by aro3n
Mon Aug 25, 2008 8:34 pm UTC
Forum: Mathematics
Topic: Area under Curve
Replies: 37
Views: 3812

Re: Area under Curve

something tells me my SAT teacher was pulling my leg when she said it would be on the SAT...
by aro3n
Mon Aug 25, 2008 12:16 am UTC
Forum: Mathematics
Topic: Area under Curve
Replies: 37
Views: 3812

Area under Curve

http://www.mathwords.com/a/a_assets/area%20under%20curve%20formula.gif Hello, I know this may sound silly to most people, but I have no knowledge of calculus (just starting junior year of HS) How does this formula work? What does the curvy thing mean (and the f(x) I assume is the equation and dx is...
by aro3n
Sat Aug 16, 2008 7:57 pm UTC
Forum: General
Topic: iPod Touch Cases
Replies: 16
Views: 1994

Re: iPod Touch Cases

most of them are really thin, so would they be worth it?
by aro3n
Sat Aug 16, 2008 5:08 am UTC
Forum: General
Topic: iPod Touch Cases
Replies: 16
Views: 1994

Re: iPod Touch Cases

would the silicone be much better?

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