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Advanced Math
For the highest-level (post-calculus) math questions that don't fall into any other category.
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F
Continuous function h:R->R and K={x:h(x)=0} is closed
felvt
Oct 30, 2008
Replies
3
Views
5K
Oct 30, 2008
daon
D
T
find all solutions to 2p + 1 = n^2, for n natural, p prime
twisted_logic89
Oct 30, 2008
2
Replies
21
Views
10K
Oct 30, 2008
TchrWill
T
T
find primes P1, P2, P3 such that P1*P2*P3 = 190747
twisted_logic89
Oct 29, 2008
Replies
10
Views
5K
Oct 30, 2008
Deleted member 4993
D
R
Permutation: no perm. A w/ (A^(-1))(12)(A) = (34)(15)
rawkerrxx
Oct 29, 2008
Replies
0
Views
1K
Oct 29, 2008
rawkerrxx
R
D
Linear Algebra: Find length of matrix A; find basis for P3
deepster
Oct 29, 2008
Replies
0
Views
2K
Oct 29, 2008
deepster
D
T
Definition: If a,b,n are integers we say that a is ...
twisted_logic89
Oct 28, 2008
Replies
1
Views
2K
Oct 29, 2008
pka
W
Find the dimension of the subspace of all vectors in R3
warwick
Oct 28, 2008
Replies
2
Views
7K
Oct 29, 2008
pka
M
abstract algebra - Ring Homomorphisms
movest
Oct 29, 2008
Replies
0
Views
1K
Oct 29, 2008
movest
M
W
Orthogonality: Suppose f:(a,b)->R^m is differentiable....
wickeddude12
Oct 28, 2008
Replies
3
Views
1K
Oct 28, 2008
stapel
F
Relations On Sets - Discrete
flakine
Oct 27, 2008
Replies
1
Views
1K
Oct 27, 2008
pka
T
orthogonal expansion in hilbert space
thandu3
Oct 25, 2008
Replies
8
Views
2K
Oct 26, 2008
Denis
D
K
Proving sum of root primes is irrational.
kazafz
Oct 26, 2008
Replies
4
Views
3K
Oct 26, 2008
kazafz
K
C
G 9-reg. graph w/ p vertices; any subgraph w/ > p/2 - 1 edge
chirin
Oct 25, 2008
Replies
0
Views
1K
Oct 25, 2008
chirin
C
T
Division Algorithm
twisted_logic89
Oct 24, 2008
Replies
1
Views
1K
Oct 24, 2008
daon
D
K
Proving conjectures: if n prime, n^2+n+1; p^2+q^2 not div by
Kebex
Oct 23, 2008
Replies
9
Views
2K
Oct 24, 2008
Deleted member 4993
D
F
Definition for the limit as x->infinity
felvt
Oct 23, 2008
Replies
1
Views
2K
Oct 23, 2008
mmm4444bot
C
Recursive sequence: prove convergence for every c(0)
courteous
Oct 23, 2008
Replies
0
Views
1K
Oct 23, 2008
courteous
C
M
let A is algebra show A is d-alg. if A closed under lim sup
mahour
Oct 21, 2008
Replies
1
Views
1K
Oct 21, 2008
Denis
D
D
langrnge multipliers - check solution please
dopey9
Oct 21, 2008
Replies
0
Views
1K
Oct 21, 2008
dopey9
D
T
Is (1237)^2 prime? 42 chairs put in rect.; find all prime p
twisted_logic89
Oct 20, 2008
Replies
13
Views
3K
Oct 21, 2008
Denis
D
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