Advanced Math

For the highest-level (post-calculus) math questions that don't fall into any other category.
T
prove if n is square-free and n|m^2, then n divides m
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4
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2K
PAULK
P
J
If A, B symmetric; show AB+BA symm., AB-BA skew symm.
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2
Views
13K
masi
M
J
If matrix A symmetric, then A^n symm. for pos. int. n
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1
Views
1K
Deleted member 4993
D
P
Hasse Diagram for partial ordering 'x divides y' on set
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1
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4K
daon
D
P
Differentibility: f:(-1,1)->R, f'(0) exists, {a_n},{b_n}->0
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0
Views
1K
passionate
P
B
Question about set notations: meaning of "G(R)"
Replies
3
Views
2K
daon
D
G
graph theory problem
Replies
2
Views
1K
galactus
G
B
another question on approximating integrations
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0
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1K
BrainMan
B
B
simpson's rule
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0
Views
1K
BrainMan
B
P
Connectedness: Is R^2 \ Q^2 connected or disconnected?
Replies
1
Views
6K
daon
D
J
Signed Binary Numbers
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1
Views
3K
daon
D
P
Cluster points
Replies
5
Views
7K
passionate
P
K
LINEAR ALGEBRA- Basis of Various Special Matrices
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1
Views
1K
ku1005
K
M
index of 1st-order diff. operator, Ind(D) = dim(Ker(D)) -...
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0
Views
2K
Michael_J12
M
X
vector space V, T in set of lin. transforms V->V. Prove....
Replies
1
Views
2K
pka
pka
X
linear algebra: Let V = P1(R), f1, f2 in V* be defined by...
Replies
2
Views
2K
x3non25
X
J
Proof: If x1 != x2, then f(x1) != f(x2).
Replies
2
Views
3K
Jamers328
J
M
Find Extrema Subject to Constraint: f(x, y) = x - y, and....
Replies
2
Views
2K
soroban
S
S
Vigenere Cryptograms? How to find the period?
Replies
1
Views
2K
shivers20
S
M
Palindromic Primes
Replies
4
Views
2K
merlin2007
M
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