Advanced Math

For the highest-level (post-calculus) math questions that don't fall into any other category.
J
Number Theory: Prove gcd(a,b,c) = gcd(gcd(a,b),c)
Replies
5
Views
7K
stapel
stapel
I
if a^3 + a = b^3 + b then a = b
Replies
7
Views
3K
IProto
I
R
PhD in Mathematics: Q about language requirements
Replies
6
Views
4K
stapel
stapel
J
Number Theory - If a|b and c|d, then ac|bd...
Replies
1
Views
2K
stapel
stapel
S
How do I find the hill coefficient "n"??
Replies
2
Views
3K
starseed07
S
S
vector spaces questions
Replies
2
Views
4K
sickplaya
S
W
metrics: Let d(x,y) = 0 for x=y, 1 for x not eq. to y. Prove
Replies
2
Views
2K
woolley
W
W
cartesian products: Give ex. of set that cannot be expressed
Replies
2
Views
2K
daon
D
P
Well ordering property
Replies
2
Views
2K
korean
K
K
linearly independent
Replies
2
Views
2K
korean
K
G
number of partitions of n into positive integers.
Replies
2
Views
2K
galactus
G
L
Proving an inequality w/ locally Lipschitz function
Replies
0
Views
2K
lancer6238
L
A
True or false, and prove it: A + BC = (A + B)(A + C)
Replies
7
Views
3K
Anood
A
N
complex analysis: Find real m so z^3+(3+i)z^2-3z-(m+i) has
Replies
2
Views
2K
N1CKY
N
N
MAth-valid or invalid
Replies
9
Views
6K
needhelpasap1
N
M
Transposes and Inverses: AB=BA, but A^T B neq. B A^T
Replies
1
Views
2K
galactus
G
M
Addition of Subspaces: meaning of '(A+B) intersect C'
Replies
6
Views
3K
moonbeam
M
J
Physics: speed of particle w/ kinetic energy = rest energy
Replies
1
Views
15K
Opalg
O
T
non-trig fcns w/ infinite numbers of real roots...?
Replies
7
Views
3K
daon
D
T
Algebra definitioin (please help)
Replies
2
Views
2K
pka
pka
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