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Jun1-13 07:36 PM Fredrik 
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General Math

- Math topics not applicable to the categories below. High-school Math
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Please post any and all homework or other textbook-style problems in one of the Homework & Coursework Questions...
Feb23-13 09:23 AM
micromass
1 33,157
I have an upcoming Linear Algebra exam and my textbooks are really vague in defining certain concepts (and he didn't...
Mar21-03 05:17 AM
Hurkyl
26 3,812
Some people try to memorize the digits of Pi, but why do they do it ? They say that first of all some day you may use...
Mar27-03 01:59 PM
Mike H
21 5,091
Is total formalization possible? If not, why not? The following is a first course in formal mathematical logic. ...
Mar31-03 08:34 PM
damgo
16 4,425
What is the difference between Zeno's paradox and the Thompson lamp? In PF v2.0, Ontoplasma brought this up, and...
Mar18-03 06:22 PM
Tom Mattson
5 2,455
First of all, I recently purchased a Calculus book for a real bargain: $ 0.75 + tax! I spent spring break giving...
Mar18-03 06:47 PM
Sting
5 2,548
is category theory being used in physics if yes in which branch in physics? thanks in advance.
Mar20-03 05:59 AM
rutwig
2 5,485
let be the function a(x) defined as: 1 Iff x is prime 0 x is not prime then appliying Abel,s...
Mar18-03 03:03 AM
eljose79
0 2,321
the best way to get the next zero in a number on into infinity is to us the 9 its universal.the pattern only works...
Mar18-03 12:40 PM
STAii
1 2,569
What comprises the transition from math to physics? alexander has said that physics is math. John Archibald Wheeler...
Mar22-03 10:03 AM
drag
10 2,511
I just don't get it! We're learning about finding the slope of a line. And I don't get any of it, so can someone...
Mar30-03 12:14 PM
HallsofIvy
35 3,968
Everyone here loves to go on about it but what is it?
Mar24-03 01:53 AM
arivero
8 2,478
What is a rhombus?
Mar20-03 08:03 AM
Bubonic Plague
1 2,745
I know how scientists first came to realize that E = MC2, but I do not know why it does. If it didn't, would the...
Mar31-03 01:37 PM
Loren Booda
18 4,096
Hi, I'm the guy formerly known as carsten. This is just a test to see if everything works. OK, you have the numbers...
Mar24-03 02:59 PM
Njorl
9 2,675
Given n+1 points in n-dimensional Euclidean space, how many polytopes (generalizations of polygons of n to as few as 2...
Mar22-03 04:28 PM
damgo
10 3,107
i've been oposing the traditional-modern physics as much as i can. unfortunately, no one is pating much attention to...
Mar25-03 05:29 PM
Hurkyl
22 3,083
To what length do you have to know Algebra in order to begin teaching yourself the basics of Calculus? How much...
Mar23-03 01:04 PM
Sting
10 15,516
i think i have proved finally that fact..that a series can always be substituted by an integral.. ...
Mar22-03 12:32 PM
damgo
1 3,088
Can a line y=ax+b that intersects an arbitrary function y=f(x) a maximum number of times be found in general, where a...
Mar25-03 05:42 AM
ObsessiveMathsFreak
12 2,243
Prove this: Among any 6 natural numbers in a row (e.g. 20,21,22,23,24,25) there's at least 2 of them which have no...
Mar25-03 03:31 AM
ottjes
6 2,083
What is this paradox?..someone could explain me please i lost this conference given in my university.
Mar26-03 05:11 PM
mathman
12 3,072
Do you know the Complex Plane? Quaternions aren't such a pain! Do you sing soliloquies Concerning Reimann...
Mar25-03 04:56 PM
Ben-CS
3 2,155
Let there be a function f: RxR->R Is there any connection between the differentiability (I am not sure that this...
Mar26-03 02:15 PM
vacuum
4 6,579
i find it is imposible..in fact there is more matter in the end that in the principle....
Mar28-03 08:32 AM
roeighty
4 1,843
This is related to the Banach-Tarski paradox. One of the sites mentioned in that thread has a beautiful "experiment"...
Mar30-03 04:54 PM
ObsessiveMathsFreak
10 3,417
My maths teacher says this problem is not as impossible as it seems, but I just can't solve it. Show that (x + a +...
Mar26-03 05:47 PM
Hurkyl
4 4,008
ok so we can write greatest number that is < 5 (`_ 4.9 which means 4.9999999999999... then.. what's the next...
Apr1-03 08:46 AM
Integral
6 2,339
let be the equation f(g(t))=g(t) where f is known but g(t) not.... i think that perhaps we could solve it by iteration...
Mar27-03 07:26 PM
Integral
5 2,643
t=sE^2 I wont explain it untill someone gets close enough and I will private message them what it means...
Mar29-03 08:54 PM
Loren Booda
15 2,377
In fact let,s suppose we throw a dice...N times (with N tends to infinity)..then coul be a fixed point in the...
Mar28-03 09:52 AM
Njorl
2 1,829
Someone helps me ! I'm looking for where I can download free e-print about Tensor Calculus and Density Functional...
Mar29-03 06:51 PM
Mike H
1 2,004
SETI's search for alien contact includes detecting intelligent analog transmissions and also those carrying sequences...
Mar30-03 12:32 AM
Loren Booda
1 2,198
What does this symbol m mean in geometry?
Mar30-03 12:02 PM
HallsofIvy
1 2,234
Where can I find the works of Karl Gauss, online or in a book.
Apr1-03 10:08 PM
selfAdjoint
3 2,327
- Let x be the smallest integer greater than 2000 that is the product of seven primes. - Let y be the largest integer...
Mar31-03 02:37 AM
22-16
2 1,715
What is the largest possible number of acute angles that a 2001-gon (shape with 2001 sides) can have if no two sides...
Mar31-03 12:02 PM
Ben-CS
2 1,804
If you have a lottery (Megamillions) and you sell 20,000,000 tickets, the probability of them all losing is given by:...
Mar31-03 03:52 PM
Loren Booda
8 2,800
The real objects are finite as shown in the book Theory of Interaction by Eugene Savov - http://www.eugenesavov.com...
Apr1-03 01:41 PM
Loren Booda
3 1,655
http://www.nature.com/nsu/030317/030317-13.html
Mar31-03 11:21 PM
damgo
7 4,400
I'm currently doing a project for my Computer Science class (this is in QBASIC). The purpose is to "teach" someone...
Apr1-03 08:52 PM
Hurkyl
1 3,662

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