Advanced Math

For the highest-level (post-calculus) math questions that don't fall into any other category.
B
Proof involving rank: Suppose A is n-by-n. Show rank of A is
Replies
17
Views
6K
JakeD
J
M
matrix transformations for L(x,y,z)= (2x+4y-2z, x+y+4z)
Replies
1
Views
2K
tkhunny
tkhunny
M
Determine whether or not U(14) is cyclic.
Replies
11
Views
14K
daon
D
M
Game Theory: The Applicability of Prudence to Nonzero-sum Gs
Replies
1
Views
2K
JakeD
J
S
laws of proposition: prove p V r -> q = ~p
Replies
2
Views
1K
solomon_13000
S
G
Returns to scale: decreasing, increasing, or constant?
Replies
6
Views
2K
stapel
stapel
B
Suppose AX = 0 has only the trivial soln. Prove that, if....
Replies
2
Views
2K
pka
pka
S
Rules of Inference: Which to use for 'If you are...'?
Replies
4
Views
2K
solomon_13000
S
T
Find an abelian subgroup of A5 of order 4
Replies
9
Views
3K
daon
D
G
Inclusion/Exclusion Principle Problem Help
Replies
3
Views
2K
soroban
S
S
prove that P -> (Q \/ R) = ~R -> (P -> Q)
Replies
9
Views
3K
pka
pka
B
Prove: If A is nonsingular matrix and c is in set of....
Replies
1
Views
3K
stapel
stapel
M
Prove: Let x_i be vectors in the reals. Show existance of...
Replies
0
Views
1K
mooshupork34
M
R
Complex Analysis: Use Cauchy Integral formula to evaluate...
Replies
1
Views
2K
pka
pka
B
How does one find the mult. inverse of a matrix?
Replies
1
Views
2K
pka
pka
B
Linear Alg.: Let A be a symmetric nonsingular matrix. Prove
Replies
1
Views
2K
pka
pka
G
[MOVED] Graph Theory Network Problem
Replies
0
Views
1K
grapz
G
L
Let S and T be subsets of R. Find counter-examples for....
Replies
4
Views
3K
stapel
stapel
L
Show that given subsets are not compact by describing....
Replies
5
Views
4K
pka
pka
D
Ring/Ideal related question.
Replies
5
Views
2K
pka
pka
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