## Search found 112 matches

- Sun Dec 05, 2010 4:48 pm UTC
- Forum: Mathematics
- Topic: LaTeX and other markup!
- Replies:
**73** - Views:
**35666**

### Re: LaTeX and other markup!

To reduce the space between the plus signs, I would change the code to \left[ \begin{array}{r@{\,+\,}c@{\,+\,}c@{\,+\,}l} a_{11}x_{1}o_{1}m_{3}f_{3}g_{7} & a_{12}x_{2} & \cdots & a_{1n}x_{n} \\ \multicolumn{4}{c}{\vdots} \\ a_{m1}x_{1}& a_{m2}x_{2} & \cdots & a_{mn}x{n} \end{...

- Sun Dec 05, 2010 4:25 pm UTC
- Forum: Mathematics
- Topic: LaTeX and other markup!
- Replies:
**73** - Views:
**35666**

### Re: LaTeX and other markup!

Change \ldots to \cdots in Talith's code.

- Fri Dec 03, 2010 2:12 am UTC
- Forum: Mathematics
- Topic: LaTeX and other markup!
- Replies:
**73** - Views:
**35666**

### Re: LaTeX and other markup!

...I like to use the align environment, though its kinda deprecated these days. You can do it all with array, or eqnarray, and they're both described pretty well in lshort.pdf. It's the other way around. In a LaTeX document it is advisable not to use eqnarray anymore and to use align (or any other ...

- Thu Nov 08, 2007 3:15 pm UTC
- Forum: Mathematics
- Topic: Proof by contradiction is never needed!
- Replies:
**22** - Views:
**2822**

- Tue Nov 06, 2007 11:42 pm UTC
- Forum: Mathematics
- Topic: when am I ever going to use this (help me choose a class)
- Replies:
**17** - Views:
**1882**

- Tue Nov 06, 2007 8:54 pm UTC
- Forum: Mathematics
- Topic: when am I ever going to use this (help me choose a class)
- Replies:
**17** - Views:
**1882**

- Tue Nov 06, 2007 5:01 pm UTC
- Forum: Language/Linguistics
- Topic: '-onomy' vs '-ology'
- Replies:
**2** - Views:
**6796**

- Mon Nov 05, 2007 3:37 am UTC
- Forum: Mathematics
- Topic: Proficiency with LaTeX
- Replies:
**86** - Views:
**14133**

- Mon Nov 05, 2007 12:13 am UTC
- Forum: Language/Linguistics
- Topic: ¡Hablamos español! (Spanish Practice)
- Replies:
**483** - Views:
**213013**

- Sun Nov 04, 2007 4:50 pm UTC
- Forum: Mathematics
- Topic: PIN
- Replies:
**8** - Views:
**2039**

### Re: PIN

Edit

- Fri Nov 02, 2007 10:12 pm UTC
- Forum: Language/Linguistics
- Topic: ¡Hablamos español! (Spanish Practice)
- Replies:
**483** - Views:
**213013**

- Wed Oct 31, 2007 2:24 pm UTC
- Forum: Mathematics
- Topic: Aut(G) = {1}
- Replies:
**11** - Views:
**1789**

### Re: Aut(G) = {1}

Edit

- Tue Oct 30, 2007 1:56 pm UTC
- Forum: Logic Puzzles
- Topic: CarTalk Puzzler this week
- Replies:
**9** - Views:
**2165**

- Tue Oct 30, 2007 3:50 am UTC
- Forum: Mathematics
- Topic: A question for abstract algebraists
- Replies:
**3** - Views:
**1181**

- Tue Oct 30, 2007 3:35 am UTC
- Forum: Mathematics
- Topic: Aut(G) = {1}
- Replies:
**11** - Views:
**1789**

### Re: Aut(G) = {1}

Edit

- Tue Oct 30, 2007 2:34 am UTC
- Forum: Mathematics
- Topic: Aut(G) = {1}
- Replies:
**11** - Views:
**1789**

### Re: Aut(G) = {1}

Edit

- Tue Oct 30, 2007 2:19 am UTC
- Forum: Mathematics
- Topic: Prove with Induction
- Replies:
**6** - Views:
**2858**

- Mon Oct 29, 2007 3:29 pm UTC
- Forum: Mathematics
- Topic: Is the geometry of higher dimensions considered euclidean?
- Replies:
**16** - Views:
**2545**

- Sat Oct 27, 2007 11:37 pm UTC
- Forum: Mathematics
- Topic: Is the geometry of higher dimensions considered euclidean?
- Replies:
**16** - Views:
**2545**

### Re: Is the geometry of higher dimensions considered euclidean?

Mudge wrote:no. But some of them are. (R^{n})

Just to clarify: R

^{n}with the usual dot product is euclidean.

- Sat Oct 27, 2007 8:43 pm UTC
- Forum: Mathematics
- Topic: exponential help
- Replies:
**2** - Views:
**1046**

### Re: exponential help

Edit

- Sat Oct 27, 2007 12:46 am UTC
- Forum: Language/Linguistics
- Topic: Question for anyone who's good with Greek-English etymology
- Replies:
**1** - Views:
**1460**

### Re: Question for anyone who's good with Greek-English etymology

I don't speak Greek either, but in Spanish we have a lot of Greek roots, so I would say:

heptatetracontafilia (in Spanish) or heptatetracontaphilia (in English.)

heptatetracontafilia (in Spanish) or heptatetracontaphilia (in English.)

- Thu Oct 25, 2007 2:54 pm UTC
- Forum: Music
- Topic: Favorite Short Song
- Replies:
**57** - Views:
**6960**

### Re: Favorite Short Song

"Cheap Day Return" by Jethro Tull.

- Thu Oct 25, 2007 1:37 am UTC
- Forum: Language/Linguistics
- Topic: 日本語 (Japanese Practice)
- Replies:
**552** - Views:
**197471**

### Re: 日本語

mekon wrote:Just wondering, are there any other Japanese speaking folks out there?...and would just like to know I'm not alone

There are at least 127.000.000 other ones. No, you're not alone.

- Thu Oct 25, 2007 12:14 am UTC
- Forum: Mathematics
- Topic: Halp at Toplogy!
- Replies:
**10** - Views:
**1431**

### Re: Halp at Toplogy!

Given any open set U and x in U you must find at least one circle B with radius of rational length and whose center has rational coordinates such that x is an element of B and B is a subset of U.

- Wed Oct 24, 2007 3:12 pm UTC
- Forum: Mathematics
- Topic: Strange Problem..
- Replies:
**13** - Views:
**1488**

- Wed Oct 24, 2007 1:41 pm UTC
- Forum: Mathematics
- Topic: Solve this to win a prize.
- Replies:
**5** - Views:
**1422**

### Re: Solve this to win a prize.

you and dumb are one.

- Sun Oct 21, 2007 10:06 pm UTC
- Forum: Mathematics
- Topic: Spanish help
- Replies:
**14** - Views:
**2523**

### Re: Spanish help

@aguacate: Although I studied in Colombia, I almost never read/use technical literature written in Spanish.

- Sun Oct 21, 2007 8:35 pm UTC
- Forum: Mathematics
- Topic: Spanish help
- Replies:
**14** - Views:
**2523**

### Re: Spanish help

Topology = Topología

Set = Conjunto

Complex number = número complejo

field = cuerpo o campo

metric space = espacio métrico

theorem = teorema

prove = demostrar (o probar)

proof = demostración (o prueba)

element = elemento

region = región

If you need help with any other words/expressions, let me know.

Set = Conjunto

Complex number = número complejo

field = cuerpo o campo

metric space = espacio métrico

theorem = teorema

prove = demostrar (o probar)

proof = demostración (o prueba)

element = elemento

region = región

If you need help with any other words/expressions, let me know.

- Fri Oct 19, 2007 5:03 pm UTC
- Forum: Mathematics
- Topic: Some basic calculus I'd love to have explained to me
- Replies:
**47** - Views:
**5468**

### Re: Some basic calculus I'd love to have explained to me

Robin S wrote:Ok. But "derivative has a nonzero limit => function has an infinite limit" is still true.

"Patadas de ahogado" le decimos en mi tierra a este tipo de comentario.

- Fri Oct 19, 2007 4:48 pm UTC
- Forum: Mathematics
- Topic: Proficiency with LaTeX
- Replies:
**86** - Views:
**14133**

- Fri Oct 19, 2007 4:37 pm UTC
- Forum: Mathematics
- Topic: Proficiency with LaTeX
- Replies:
**86** - Views:
**14133**

- Fri Oct 19, 2007 2:44 pm UTC
- Forum: Mathematics
- Topic: Some basic calculus I'd love to have explained to me
- Replies:
**47** - Views:
**5468**

### Re: Some basic calculus I'd love to have explained to me

GBog wrote:Another, much less exotic, counterexample of Robin S' statement is f(x) = ln (x)

Another? antonfire mentioned it only two posts above!

- Thu Oct 18, 2007 2:29 pm UTC
- Forum: Language/Linguistics
- Topic: Words that are their own opposite
- Replies:
**67** - Views:
**9433**

### Re: Words like "cleave"

RAE wrote:luego.

(Del lat. vulg. loco, abl. de locus).

1. adv. t. Prontamente, sin dilación.

2. adv. t. Después, más tarde. Anoche fuimos al teatro, y luego a una sala de fiestas. Estudió derecho, y luego medicina.

...

So, luego means "right now" and it also means "later".

- Tue Oct 16, 2007 8:40 pm UTC
- Forum: Mathematics
- Topic: Please explain this definition of e
- Replies:
**3** - Views:
**1384**

### Re: Please explain this definition of e

ossicle wrote:Isn't the derivative of e^x = xe ?

No, it is not. The derivative of e^x is e^x. That appears a few paragraphs below in the same WP page you mention.

- Sat Oct 13, 2007 8:21 pm UTC
- Forum: Language/Linguistics
- Topic: Faux amis and/or false cognates
- Replies:
**141** - Views:
**17119**

### Re: Faux amis and/or false cognates

@Axman: I've never heard of "préservatif" meaning "condom". (I'm not sure I've heard "préservatif" used at all, actually.) Is it more widespread in France/Europe than in Québec, perhaps? As a marginal note, the above comment reminded me of the "preservativo" ...

- Sat Oct 13, 2007 1:10 am UTC
- Forum: Mathematics
- Topic: Simplyfying sqrt(a+b)
- Replies:
**9** - Views:
**2001**

### Re: Simplyfying sqrt(a+b)

1) 101/2log(a + b) If you like logs better than square roots (disregarding obvious things) 2) You win this round. But your post was just barely useful. Bah. 3) I would hardly call the infinite sum you'll get from the binomial formula simpler than the original square root. Is there any way to express...

- Sat Oct 13, 2007 12:39 am UTC
- Forum: Mathematics
- Topic: Simplyfying sqrt(a+b)
- Replies:
**9** - Views:
**2001**

### Re: Simplyfying sqrt(a+b)

Sana wrote:What you're thinking of is binomial theorem (a + b)n

But that is only for integer values of n.

There is something called generalization.

- Sat Oct 13, 2007 12:08 am UTC
- Forum: Mathematics
- Topic: Simplyfying sqrt(a+b)
- Replies:
**9** - Views:
**2001**

### Re: Simplyfying sqrt(a+b)

Govalant wrote:Is there any way to express sqrt(a+b) in some other different way?

Yes, there is.

- Fri Oct 12, 2007 11:26 pm UTC
- Forum: Language/Linguistics
- Topic: Faux amis and/or false cognates
- Replies:
**141** - Views:
**17119**

### Re: Faux amis and/or false cognates

I lived in Mexico for 14 months, but have never been to Colombia. What does it mean there? (Un)Fortunately we have the RAE luego. (Del lat. vulg. loco, abl. de locus). 1. adv. t. Prontamente, sin dilación. 2. adv. t. Después, más tarde. Anoche fuimos al teatro, y luego a una sala de fiestas. Estudi...

### Re: Catch 22

Amussing, funny, not trascendental.