ceiling(pi*pi) = 10

floor(pi*pi) = 9

ceiling(e*e) = 8

floor(e*e) = 7

floor(pi^phi) = 6

ceiling(phi^pi) = 5

ceiling(pi) = 4

floor(pi) = 3

ceiling(phi) = 2

floor(phi) = 1

Hopefully this will help people debug their programs.

## Search found 118 matches

- Thu Oct 10, 2013 4:01 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1275: "int(pi)"
- Replies:
**95** - Views:
**24689**

- Mon Jul 02, 2012 6:41 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1076: "Groundhog Day"
- Replies:
**107** - Views:
**23126**

### Re: 1072: "Groundhog Day"

suso wrote:February 3rd is my birthday. Groundhog Day is one of my favorite movies too. Not that anybody is going to care.

Me too!

- Sun Jun 03, 2012 10:54 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1063: "Kill Hitler"
- Replies:
**278** - Views:
**62952**

### Re: 1063: "Kill Hitler"

xokocodo wrote:Apparently after you time travel, the windows on the machine disappear.

He changed history... obviously.

- Fri May 25, 2012 10:46 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1060: “Crowdsourcing”
- Replies:
**115** - Views:
**21537**

### Re: 1060: “Crowdsourcing”

Isn't this, more or less, how most job boards work?

- Sat Mar 10, 2012 4:07 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1027: "Pickup Artist"
- Replies:
**2030** - Views:
**235066**

### Re: 1027: Pickup Artist

I'm surprised this is such a heated topic. PUA advice boils down to exactly this: "Interesting people are interesting, so be interesting." “If only, if only,” the woodpecker sighs, “The bark on the trees was as soft as the skies,” As the wolf waits below, hungry and lonely He cries to the...

- Sat Mar 10, 2012 12:06 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1027: "Pickup Artist"
- Replies:
**2030** - Views:
**235066**

### Re: 1027: Pickup Artist

I'm surprised this is such a heated topic. PUA advice boils down to exactly this: "Interesting people are interesting, so be interesting."

- Fri Feb 17, 2012 5:41 pm UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1018: "Good Cop, Dadaist Cop"
- Replies:
**135** - Views:
**33940**

### Re: 1018: Good Cop, Dadaist Cop

On the subject of the impossible to translate language. It would also depend on the type of information that the language is designed to convey. That is, human languages were and are for the purposes of relating information related to the human experience. A non-human language, like whale songs for ...

- Tue Feb 14, 2012 3:07 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1016: "Valentine Dilemma"
- Replies:
**99** - Views:
**23412**

### Re: 1016: "Valentine Dilemma"

If this scenario perfectly satisfies the conditions of the prisoners dilemma something is wrong with the relationship. No kidding: the PD requires that the two parties know nothing about each other except that they are "human". The Iterated PD, which is not the PD, allows knowledge of pas...

- Sun Dec 25, 2011 3:36 pm UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0994: "Advent Calendar"
- Replies:
**74** - Views:
**19330**

### Re: 0994: "Advent Calendar"

But if I use this, Christmas will never arrive. What is this, Narnia?

- Fri Nov 25, 2011 9:05 pm UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0982: "Set Theory"
- Replies:
**55** - Views:
**13641**

### Re: 0982: "Set Theory"

Proginoskes wrote:Actually, I have to ask: Why does it say "x is an element of the empty set" in the comic?

Because that particular element was executed as an example to the others.

[imath]x \in S[/imath] thus [imath]x \in \emptyset[/imath]

- Fri Nov 11, 2011 7:48 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0976: "Sail"
- Replies:
**61** - Views:
**14216**

### Re: 0976: "Sail"

Little detail that makes this great. The sail gets smaller in the last panel, no doubt because it lost some of its surface area to the bubble.

- Mon Sep 19, 2011 7:31 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0953: "1 to 10"
- Replies:
**138** - Views:
**32357**

### Re: 0953: "1 to 10"

Better yet, what does it mean to say that something has probability 10 (that is 2)? For all A, 0 =< P(A) =< 1.

- Mon Mar 14, 2011 4:49 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0872: "Fairy Tales"
- Replies:
**74** - Views:
**19894**

### Re: 0872: "Fairy Tales"

Shouldn't the comic morph "Snow White and the 7 Dwarfs" into "Inductive White and the n+1 Dwarfs", instead of "n - 1 Dwarfs"? "n+1" is a critical phrase in inductive reasoning; if something is true for a certain "n", and is logically equivalent with...

- Thu Nov 18, 2010 5:12 am UTC
- Forum: Mathematics
- Topic: Have You Been Taught Things Which Aren't True?
- Replies:
**97** - Views:
**14993**

### Re: Have You Been Taught Things Which Aren't True?

I actually just learned of a "simple lie" that had been told to me all through high school up past graduate school (although it isn't math, it is psychology). There is actually no good way to distinguish "nature" from "nurture" thanks to something called epigenetics. It...

- Wed Nov 10, 2010 7:05 pm UTC
- Forum: News & Articles
- Topic: XKCD invades "Rally for Sanity"
- Replies:
**9** - Views:
**2498**

### Re: XKCD invades "Rally for Sanity"

I have actually been contacted by the owner of that exact sign and it is, in fact, not a photoshop.

- Fri Nov 05, 2010 4:18 am UTC
- Forum: News & Articles
- Topic: XKCD invades "Rally for Sanity"
- Replies:
**9** - Views:
**2498**

### Re: XKCD invades "Rally for Sanity"

dicoy wrote:Sorry to dissapoint you, but that's photoshop, there are sevral versions of that pic with different signs.

I am severely disappointed by this news.

- Thu Nov 04, 2010 7:31 pm UTC
- Forum: News & Articles
- Topic: XKCD invades "Rally for Sanity"
- Replies:
**9** - Views:
**2498**

- Wed Oct 20, 2010 5:26 am UTC
- Forum: Mathematics
- Topic: Disguised forms of 2
- Replies:
**114** - Views:
**11377**

### Re: Disguised forms of 2

[math]\sqrt{2}^{\sqrt{2}^{\sqrt{2}^{\sqrt{2}^{\sqrt{2}^{\sqrt{2}^{...}}}}}}[/math]

- Mon Oct 11, 2010 7:06 pm UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0804: "Pumpkin Carving"
- Replies:
**81** - Views:
**23333**

### Re: 0804: Pumpkin Carving

And yeah, the Axiom of Choice is evil. Down with the Axiom of Choice! The Axiom Choice has a well-known liberal bias. Damn liberals and their being so pro-Choice and all... Have you been reading Conservapedia again? I can't tell you the number of times I have double checked that just to make sure t...

- Tue Sep 14, 2010 4:48 am UTC
- Forum: Mathematics
- Topic: 0 is not an even number
- Replies:
**34** - Views:
**3398**

### Re: 0 is not an even number

Off the top of my head, and too lazy to find links to all of these (I think some ended up being killed anyway)... there was one guy who thought that the Mandelbrot set held all the secrets of the universe.... the guy who that that either R was countable, R wasn't well defined, or Q was uncountable,...

- Mon Sep 13, 2010 12:45 am UTC
- Forum: Mathematics
- Topic: Runner Question
- Replies:
**8** - Views:
**1355**

### Re: Runner Question

If you take the "on average he gets 2/5" to mean that "given a random sample of runners he is on average better than 75% of them" then given 9 other runners he should, on average, be better than 6.75 of them and so do better than 4th place on average.

- Mon Sep 13, 2010 12:30 am UTC
- Forum: Mathematics
- Topic: Population Growth Model
- Replies:
**2** - Views:
**517**

### Re: Population Growth Model

I suppose you could take a Taylor Approximation if you just need an estimate value.

- Wed Sep 08, 2010 4:35 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0790: "Control"
- Replies:
**57** - Views:
**14088**

- Fri Aug 27, 2010 7:10 am UTC
- Forum: Mathematics
- Topic: Real life debates translated into mathematical logic
- Replies:
**6** - Views:
**1625**

### Re: Real life debates translated into mathematical logic

Generally you just find that people's starting points (I was corrected earlier tonight that they aren't axioms if they aren't universally accepted as true) are radically different... Or you find that people's starting points were made to fit the results, that is to say, the results are strongly data...

- Fri Aug 27, 2010 6:43 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0785: "Open Mic Night"
- Replies:
**89** - Views:
**17959**

### Re: "Open Mic Night" discussion (#785)

Eternal Density wrote:1. Hotels on a plane

2. ???

3. Profit!

I'm tired of these mother effing hotels on this mother effing plane.

- Tue Jul 13, 2010 10:34 pm UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0765: "Dilution"
- Replies:
**211** - Views:
**43423**

### Re: "Dilution" Discussion

neoliminal wrote:I diluted the comic to see if it would make it more effective.

Ironically, yes. I found this to be hilarious.

- Mon Jul 12, 2010 6:00 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 0765: "Dilution"
- Replies:
**211** - Views:
**43423**

### Re: "Dilution" Discussion

I guess my first question, after considering the equipment displayed in the comic, is how sure is he that there's a 30x dilution? I imagine accuracy is everything in homeopathy and that seems rather primitive, especially considering some of the "non-cooperative" properties of the substanc...

- Wed May 12, 2010 11:13 pm UTC
- Forum: Mathematics
- Topic: Math GRE Subject Test
- Replies:
**10** - Views:
**8493**

### Re: Math GRE Subject Test

I see... that makes a lot of sense. So far in my studying I have seen a lot of rather involved algebra or derivatives that get substantially easier after doing some kind of substitution or realizing you can divide by x because it has been established that x is not zero. I guess that also explains wh...

- Wed May 12, 2010 4:50 am UTC
- Forum: Mathematics
- Topic: Math GRE Subject Test
- Replies:
**10** - Views:
**8493**

### Re: Math GRE Subject Test

As opposed to the SAT, I think it's relatively hard to exceed your natural aptitude in the Math Subject GRE test. I've actually been led to believe it is the opposite and that the SAT 1 or General GRE are meant to show "what you can learn" but the SAT 2 or the Subject GRE test "what ...

- Tue May 11, 2010 6:43 pm UTC
- Forum: Mathematics
- Topic: Math GRE Subject Test
- Replies:
**10** - Views:
**8493**

### Re: Math GRE Subject Test

IIRC, I did the free sample test from ETS and didn't otherwise study for the GRE. Not that I'm necessarily recommending this approach... Haha. Well, I do plan to prepare a bit more than that. Did you do fairly well on the test? I have the Princeton Review book. It looks like a fine overview and suf...

- Mon May 10, 2010 6:13 pm UTC
- Forum: Mathematics
- Topic: Math GRE Subject Test
- Replies:
**10** - Views:
**8493**

### Math GRE Subject Test

Hi all, I am currently studying to take the Math GRE Subject test (not the Quant Section of the GRE). My initial though was to approach it the same way I did with the BC Calc exam in High School: take every practice test I could get my hands on. My high school calc teacher was actually able to provi...

- Fri Apr 10, 2009 8:11 am UTC
- Forum: Mathematics
- Topic: Magnets and polyhedra
- Replies:
**15** - Views:
**5859**

### Re: Magnets and polyhedra

Go for projections the four-dimensional regular polytopes. I've built them all (though not out of magnets); the big two (600 cell and 120 cell) are rather time consuming, but they're all quite beautiful. If I may ask, what did you build them out of? http://upload.wikimedia.org/wikipedia/commons/c/c...

- Fri Apr 03, 2009 6:52 am UTC
- Forum: Mathematics
- Topic: Math day, yay!
- Replies:
**4** - Views:
**940**

### Re: Math day, yay!

If we assume it is linear then eggs break if we even think about dropping them 7 feet.

- Thu Mar 26, 2009 7:19 pm UTC
- Forum: Mathematics
- Topic: Infinity
- Replies:
**42** - Views:
**4463**

### Re: Infinity

I knew I screwed up with the terminology somewhere. Sorry about that. It has been a little while. I was under the impression that alephs and omegas were used interchangeably in the context of set theory. I swear that when asked about that my professor said the reason he uses omegas is that alephs a...

- Thu Mar 26, 2009 1:13 am UTC
- Forum: Mathematics
- Topic: Infinity
- Replies:
**42** - Views:
**4463**

### Re: Infinity

The part about this that always bothered me is this: 0 < 1 < 2 <... < n for any n in N and for any n in N, n < Aleph_0. Aleph_0 < Aleph_1 < Aleph_2 < ... < Aleph_n for any n in N, but Aleph_Aleph = Aleph_0 (because there is a bijection between them). I get why and admittedly my notation is poor her...

- Wed Mar 25, 2009 3:21 am UTC
- Forum: Mathematics
- Topic: Infinity
- Replies:
**42** - Views:
**4463**

### Re: Infinity

I could have sworn it was a Hebrew letter of some kind, just like the Aleph, not a c. Either that or two texts I have both are using some conventional font type like 'copper plate gothic' or something. That depends on whether or not you reject or accept the continuum hypothesis. If you accept the c...

- Tue Mar 24, 2009 10:08 pm UTC
- Forum: Mathematics
- Topic: Differentiation... Can somebody explain the basics to me?
- Replies:
**7** - Views:
**1102**

### Re: Differentiation... Can somebody explain the basics to me?

Put in really concrete terms that helped me back in my calc days: The function is where you are. The derivative is how fast you are going. The second derivative is your acceleration. Although, that isn't a 'good' definition for it as it is actually a application.

- Tue Mar 24, 2009 10:03 pm UTC
- Forum: Mathematics
- Topic: Infinity
- Replies:
**42** - Views:
**4463**

### Re: Infinity

I could have sworn it was a Hebrew letter of some kind, just like the Aleph, not a c. Either that or two texts I have both are using some conventional font type like 'copper plate gothic' or something. The part about this that always bothered me is this: 0 < 1 < 2 <... < n for any n in N and for any...

- Sat Mar 21, 2009 9:57 pm UTC
- Forum: Mathematics
- Topic: Math for the Uninitiated
- Replies:
**13** - Views:
**1872**

### Re: Math for the Uninitiated

For a short time before work on my thesis started to consume my life I was working on a version of 'Asteroids' that would be played out on different topological surfaces. I have always found that a lot of topology can be enjoyed without having to learn all the mathematical reasons behind it. I could...

- Sat Mar 21, 2009 9:39 pm UTC
- Forum: Mathematics
- Topic: The evolution of math in schools...
- Replies:
**10** - Views:
**1370**

### Re: The evolution of math in schools...

I'll take the obvious joke as to why this has happened: we stopped teaching evolution in schools and so math became intelligently designed. Ok, more seriously... I think the big reason has been the gradual shift in how education is valued. When my dad went to school a more general education was valu...