## Search found 41 matches

- Wed Oct 14, 2015 4:27 pm UTC
- Forum: Gaming
- Topic: Puzzle and Dragons
- Replies:
**2** - Views:
**1652**

### Re: Puzzle and Dragons

Not disagreeing. I've been playing about a month, haven't spent a dime (and don't plan to!) but I did use some built up Google Play credits from my Google Surveys App. FYI, "stones" are essentially the currency of the game. You get 1 free per day, and can earn like 5 per day early on, then...

- Tue Oct 13, 2015 6:52 pm UTC
- Forum: Gaming
- Topic: Puzzle and Dragons
- Replies:
**2** - Views:
**1652**

### Puzzle and Dragons

Wondering if anyone else plays this mobile game? A big game overseas, growing in popularity i nthe states I believe. A mashup of Bejewled and Pokemon, I've just been playing for a month but the depth of custimization and planning haven't began to slow down yet. #345786308 in game (Kyle) if anyone el...

- Mon Mar 30, 2015 6:41 pm UTC
- Forum: Science
- Topic: The Science of Autumn
- Replies:
**6** - Views:
**1773**

### Re: The Science of Autumn

Fully answers your seconded, and skirts for first question.

http://www.npr.org/templates/story/stor ... =114288700

http://www.npr.org/templates/story/stor ... =114288700

- Wed Mar 18, 2015 3:54 pm UTC
- Forum: Gaming
- Topic: Games you can't remember the title of.
- Replies:
**1940** - Views:
**557870**

### Re: Games you can't remember the title of.

Thank you.

- Tue Mar 17, 2015 7:03 pm UTC
- Forum: Gaming
- Topic: Games you can't remember the title of.
- Replies:
**1940** - Views:
**557870**

### Re: Games you can't remember the title of.

* Background: Room to room text based adventure game. Thought it was called like 'Quasar's Caverns' Probably came on a shareware disk. * System: Dos / Windows 95 (do not remember exactly) * Year: mid / late 90s * Perspective: 2D map view, rectangular grid * Art Style: minimal, just the map and text ...

- Tue Feb 17, 2015 8:20 pm UTC
- Forum: Science
- Topic: Fuck Dark Matter; It's a sprinkler, not a whirlpool.
- Replies:
**135** - Views:
**27152**

### Re: Fuck Dark Matter; It's a sprinkler, not a whirlpool.

skolnick1 wrote:If he's not far enough away for the disk to be approximated as a point

And could you analytically define this distance for me, as well as why it implies he will cross the centerline at the apex?

- Thu Feb 05, 2015 4:50 pm UTC
- Forum: Science
- Topic: Whats happening in MS patients?
- Replies:
**71** - Views:
**13394**

### Re: Whats happening in MS patients?

In regards to the 2nd one, is it actually possible the poster is confusing MS (Mass Spectrometry) in the text with Multiple Sclerosis? I really hope I'm wrong.

Edit: But I also kind of hope I'm right.

Edit: But I also kind of hope I'm right.

- Tue Sep 30, 2014 3:51 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

If you hide something then you are lying! No. If I say a ball dropped from 100 m hit the ground in 7 seconds, what was the velocity at impact, I am not lying by telling you this didn't take place on Earth. Am I? To expand on my point, you are taking statement't that people would agree with, adding ...

- Tue Sep 30, 2014 2:08 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

Yes, it is pretty much an accepted fact in all cooperative human communication. The fact that all necessary unexpected information is included is in no way contrary to Grice. In fact, I'd say it's pretty much implied by the maxims. Now we're getting somewhere..... So, you agreed with this all along...

- Fri Sep 26, 2014 3:42 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

Gmalivuk,

Do you think it is a good convention to always assume photon sphere packing?

Do you think it is a good convention to always assume photon sphere packing?

- Fri Sep 26, 2014 1:48 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

To give Gmalivuk's statement a concrete example. "A ball is dropped from 100m and takes 2 seconds to reach the ground. What is the acceleration due to gravity?" Now I could assume this takes palce on Earth, so the acceleration must be 9.8 m/s/s. However, unless I also assume strong, downwa...

- Thu Sep 25, 2014 2:34 pm UTC
- Forum: Mathematics
- Topic: Homework: Differential Equations:Using DE to model interest
- Replies:
**5** - Views:
**2238**

### Re: Homework: Differential Equations:Using DE to model inter

Also important to solving this is whether he continually increases the rate he deposits by $7/m or whether at the beginning of each new month his rate increases.

- Thu Sep 25, 2014 2:32 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

In an introductory fluids class you might be given the following problem: "A baseball is dropped from 100m, how long until it hits the ground." In this instance, you'd be expected to make assumptions based on the density of the air (probably safe to assume standard temperature and pressur...

- Wed Sep 24, 2014 6:13 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

Amad, It is important to be distinct about problems as an exercise and real world problems. So take my following response as it relates to exerciese. (In a real world problem, you need to find out as much information as possible yourself to get an answer within a degree of certainty as is required b...

- Wed Sep 24, 2014 3:12 pm UTC
- Forum: Mathematics
- Topic: Assumptions in Math (Calculus) word problems
- Replies:
**254** - Views:
**44929**

### Re: Assumptions in Math (Calculus) word problems

Amad, Let me try to give you an example of where you would assume something that isn't mentioned. In an introductory physcis class you might be given the following problem: "A baseball is dropped from 100m, how long until it hits the ground." This problem is easily solved by d=V0*t+.5a*t^2...

- Fri May 02, 2014 5:14 pm UTC
- Forum: Mathematics
- Topic: Draw Sports League Bracketing
- Replies:
**3** - Views:
**2008**

### Re: Draw Sports League Bracketing

I already went ahead, and just randomly selected for everything. Only had to changed like 4 of the matchups to even some numbers out. I wish I had considered the coed pairs, seems pretty obvious now and that is something I feel dumb for not having realized.

- Mon Apr 28, 2014 3:33 pm UTC
- Forum: Mathematics
- Topic: Draw Sports League Bracketing
- Replies:
**3** - Views:
**2008**

### Draw Sports League Bracketing

So I'm not positive this is the best forum, but it seems like a solid exercise at the very least. Here is the current problem I am trying to work out: I am helping set up and run a volleyball league for this summer. The league wil lconsists of 8 individual men and 8 individual woman. Over a 14 week ...

- Mon Feb 24, 2014 7:30 pm UTC
- Forum: Mathematics
- Topic: Average Distance ot the Edge of a Square
- Replies:
**5** - Views:
**3554**

### Average Distance ot the Edge of a Square

A friend of mine presented this question to me over the weekend, and I've been fidgeting with it but my maths are failing me right now. It arose from pi is the ratio of the circumfrence of a circle to it's diameter, so what would the "average pi" of a square. Namely, for a unit square with...

- Wed Dec 04, 2013 6:01 pm UTC
- Forum: Mathematics
- Topic: Simple? Combinatorics Problem
- Replies:
**4** - Views:
**1819**

### Re: Simple? Combinatorics Problem

This is along the lines of what we were thinking, but that doesnt account for when, say, a yellow is your last drawn and that ones probability is (y-2)/(xm-5), does it? Or is that accounted for over averaging? It's been too long since I took stats...

- Wed Dec 04, 2013 5:25 pm UTC
- Forum: Mathematics
- Topic: Simple? Combinatorics Problem
- Replies:
**4** - Views:
**1819**

### Re: Simple? Combinatorics Problem

Adam, Thanks for the response. Yes, we are asking the "3 blue, and 3 yellow odds". The .08% we calculated easily enough as you did. What we are trying to determine now is, what are the odds of getting 3 blue and 3 yellow from a bag of m m&ms which contains x blue and y yellow, among ot...

- Wed Dec 04, 2013 5:03 pm UTC
- Forum: Mathematics
- Topic: Simple? Combinatorics Problem
- Replies:
**4** - Views:
**1819**

### Simple? Combinatorics Problem

The other day a coworker opened a bag of Peanut M&M's, poured out six, got 3 blue and 3 yellow and asked "What are the odds I would get those from a random sampling?" An email to the fine people at Mars Candy later and we had the proportions to adequately answer his question. The more ...

- Sat Aug 17, 2013 2:56 pm UTC
- Forum: Science
- Topic: There is only one* model consistent with CPT Symmetry
- Replies:
**129** - Views:
**39283**

### Re: There is only one* model consistent with CPT Symmetry

Regarding CPT Symmetry... I have done a woeful job of communicating on this. My language has been ambiguous and plain wrong in places. I'm sorry I put you through that. Let me see if I can improve a little... S = {s 1 , ..., s n } are possible states of the universe or part thereof (anything from a...

- Fri Aug 16, 2013 6:59 pm UTC
- Forum: Mathematics
- Topic: When will $1 be the smallest denomination?
- Replies:
**51** - Views:
**10437**

### Re: When will $1 be the smallest denomination?

Prices are still quantised to the cent; Oh dear. Do they do that awful $19.99 thing there, too, to avoid the psychology of round numbers? I was under the understanding that that was mostly a US thing. Sure, although for larger prices they sometimes round to 5c, eg $499.95. $499.99 actually sounded ...

- Thu Aug 08, 2013 6:36 pm UTC
- Forum: Science
- Topic: There is only one* model consistent with CPT Symmetry
- Replies:
**129** - Views:
**39283**

### Re: There is only one* model consistent with CPT Symmetry

But does your model correctly predict sphere packing?

- Mon Jul 29, 2013 3:12 pm UTC
- Forum: General
- Topic: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x-d?
- Replies:
**908** - Views:
**172469**

### Re: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x

vbkid 2 Quick questions. Are you open to the idea that you are wrong and need to understand why you are wrong? Are you simply frustrated because you know you are right, and you know that I am wrong? These are rhetorical questions of course, While they might be rhetorical, I'm happy to answer them a...

- Mon Jul 29, 2013 2:48 pm UTC
- Forum: General
- Topic: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x-d?
- Replies:
**908** - Views:
**172469**

### Re: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x

x = x' is NOT a given when t > 0, however, x = x' remains equal to that given when t > 0. Do you see the concept beneath these words, that I am going for? We all see "what you are going for". Unfortunately, math disagrees. Quick question. Are you open to the idea that you are wrong and ne...

- Thu Jul 25, 2013 7:24 pm UTC
- Forum: General
- Topic: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x-d?
- Replies:
**908** - Views:
**172469**

### Re: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x

the Galilean transformations equations given states S(x,y,z) = S'(x',y',z') where the spatial parts are coincident at t = 0, and where x = x', y = y', z = z' If at some point in the future you decide that you'd actually like to know what the rest of us mean when we say "x' = x - vt", let ...

- Thu Jul 25, 2013 5:35 pm UTC
- Forum: General
- Topic: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x-d?
- Replies:
**908** - Views:
**172469**

### Re: Galilean:x' with respect to S'? AND SPECIAL BONUS x' = x

Just waiting for someone else to explain this better thna I can...

- Wed Jul 10, 2013 1:45 pm UTC
- Forum: Science
- Topic: Creation of Scientific Equations
- Replies:
**14** - Views:
**4808**

### Re: Creation of Scientific Equations

idobox wrote:You can use regression algorithms to fit a model to your data, but you need to have an idea of the model you want.

For example, you can try to fit it to a polynomial, exponential, logarithm, or more complex models.

Like photon spheres?!

- Thu May 23, 2013 9:23 pm UTC
- Forum: Science
- Topic: Boiling Noodles at Room Temperature
- Replies:
**23** - Views:
**8690**

### Re: Boiling Noodles at Room Temperature

So cooking, or the denaturing of proteins for example, isn't dependent on pressure then?

- Thu May 23, 2013 6:54 pm UTC
- Forum: Language/Linguistics
- Topic: A Rulebook's Criterion/Criteria
- Replies:
**1** - Views:
**2499**

### A Rulebook's Criterion/Criteria

While editing a report today today, I brought up a coworkers use of criterion (the singular of criteria) in the report. He is of the opinion that a 'rulebook' contains just one criterion, composed of all its rules, while I contend each individual rule within should collectively be reffered to as its...

- Thu May 23, 2013 5:45 pm UTC
- Forum: Science
- Topic: Boiling Noodles at Room Temperature
- Replies:
**23** - Views:
**8690**

### Boiling Noodles at Room Temperature

So I'd like some input on a question I jus tbrought up with a coworker. Say you have a vessel with some amount of water in it in which you can lower the pressure to get the water to boil at room temperature. If you were to put some Ramen noodles in it, would they 'cook' as if they were in a normal p...

- Tue May 21, 2013 8:51 pm UTC
- Forum: Science
- Topic: [Physics] Adding forces
- Replies:
**22** - Views:
**8655**

### Re: [Physics] Adding forces

Just for clarification, are you arguing that the ocmmonly taught method od drawing free body diagrams isn't representative of what would really happen, or that you understand how and why they are drawn the way they are, but are suggesting a different system of representing the same thing? For exampl...

- Tue May 21, 2013 3:06 pm UTC
- Forum: Science
- Topic: Deadliest Weapon
- Replies:
**39** - Views:
**13130**

### Re: Deadliest Weapon

(basically, there are more people alive now than for most of history combined) This is on of those oft repeated 'facts' that always bugs me simply because it should be fairly obvious it isn't the case. There are approximately 7 billion people alive today. Last numbers I saw put the total number of ...

- Wed May 15, 2013 8:27 pm UTC
- Forum: Mathematics
- Topic: triples (x,y,z) with particular properties
- Replies:
**11** - Views:
**4599**

### Re: triples (x,y,z) with particular properties

jestingrabbit wrote:

You're forgetting the rather tedious x = y = z = 0 solution.

Thw OP actually covered it already.

- Wed May 15, 2013 2:17 pm UTC
- Forum: Mathematics
- Topic: triples (x,y,z) with particular properties
- Replies:
**11** - Views:
**4599**

### Re: triples (x,y,z) with particular properties

I'd say just post here!

- Wed May 15, 2013 2:15 pm UTC
- Forum: Mathematics
- Topic: triples (x,y,z) with particular properties
- Replies:
**11** - Views:
**4599**

### Re: triples (x,y,z) with particular properties

Mine was intuition (whether it was correct or not is another question!) but the algebra above brought me to the same conclusion.

Thanks for this post, it was a good, quick stretch of the brain!

Thanks for this post, it was a good, quick stretch of the brain!

- Wed May 15, 2013 1:59 pm UTC
- Forum: Mathematics
- Topic: triples (x,y,z) with particular properties
- Replies:
**11** - Views:
**4599**

### Re: triples (x,y,z) with particular properties

Hello everyone, this problem is taken from the entrance test of an Italian university famous for being extremely hard, this is the first problem of the 13 pages long entrance test and I already have no idea on what to do with it (no, I'm not planning to even try this test!): the original text for I...

- Mon May 13, 2013 6:51 pm UTC
- Forum: Science
- Topic: Railguns, Dangerzone
- Replies:
**11** - Views:
**3426**

### Re: Railguns, Dangerzone

Trial and Error?

- Tue May 07, 2013 9:44 pm UTC
- Forum: Science
- Topic: Evolution question - how does complexity arise?
- Replies:
**201** - Views:
**28542**

### Re: Evolution question - how does complexity arise?

No, I'd prefer an answer that says "the observation of a certain distribution of phenotypes matches the observation of a certain distribution of mutations." Because I only stated I observe specific phenotypes, and the previous answer was lacking with "it's just random", I had no...