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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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A
Limits: ay = 1/ ( y+ √ (y+ √ (y+ √ (y)))), ay = ( (3y-5) / (3y) ) ^(6y), ...
Alpacca
Jan 3, 2017
Replies
5
Views
3K
Jan 3, 2017
ksdhart2
K
F
Gear ratios over X segments?
fifthFunction
Dec 29, 2016
Replies
2
Views
2K
Jan 3, 2017
fifthFunction
F
I
dense set: prove p>=N and |ap+bq|<= r, for p, q relative primes
iraqdil
Dec 30, 2016
Replies
0
Views
1K
Dec 30, 2016
iraqdil
I
S
I need help founding Extrema of a Function
spynet201
Dec 27, 2016
Replies
4
Views
3K
Dec 30, 2016
ksdhart2
K
E
About Linear programming
EveQi
Dec 28, 2016
Replies
2
Views
1K
Dec 28, 2016
EveQi
E
J
Difficult integral: (-pi/4) int[0,x]dy y^2 cos(y^2) C^2([sqrt(2)y]/[sqrt(pi)])
johnglenn
Dec 27, 2016
Replies
0
Views
882
Dec 27, 2016
johnglenn
J
R
measure theory: abs. cont. fcn f satisfies Lipschitz condition iff │f’│ is bounded
Reham
Dec 25, 2016
Replies
1
Views
2K
Dec 25, 2016
Deleted member 4993
D
H
Equivalence Relations: Let S={a,b,c,d,e} and R= {(a,a),(a,c),(a,e),(b,b),(b,d),...}
HugeLag
Dec 9, 2016
Replies
4
Views
4K
Dec 23, 2016
HallsofIvy
H
T
Linear algebra: f:V->V invertible; prove {f(v_1), f(v_2), f(v_3)} lin. indep. set
Tellei
Dec 8, 2016
Replies
2
Views
1K
Dec 22, 2016
HallsofIvy
H
J
Prove that there exist exactly four non-isomorphic rings with 6 elements.
JayDoe
Dec 10, 2016
Replies
1
Views
1K
Dec 22, 2016
HallsofIvy
H
W
Proving that the ring Z_31 (integers mod 31) is an integral domain and a field
WVteacher
Dec 16, 2016
Replies
3
Views
3K
Dec 22, 2016
HallsofIvy
H
W
Multiplicative inverse for Z31
WVteacher
Dec 17, 2016
Replies
6
Views
4K
Dec 18, 2016
HallsofIvy
H
M
Linear programming model: memory units for specialized applications.
mikalphob
Dec 11, 2016
Replies
3
Views
2K
Dec 16, 2016
HallsofIvy
H
S
euler's totient function: If gcd(a, n) = 1, then a^Phi (n) = 1 (mod n)
Student x
Nov 28, 2016
Replies
7
Views
2K
Dec 11, 2016
Deleted member 4993
D
J
A problem in set theory: F:A→B where A,B⊂P(N)
Jess1
Dec 10, 2016
Replies
0
Views
2K
Dec 10, 2016
Jess1
J
M
particle accelerating: A wedge of mass m is placed on a rough horizontal table....
markosheehan
Dec 9, 2016
Replies
1
Views
963
Dec 10, 2016
stapel
S
Euler's theorem: proof for "if gcd(a,n)=1 then a^Phi (n) = 1 (mod n)"
Student x
Dec 8, 2016
Replies
0
Views
1K
Dec 8, 2016
Student x
S
G
Integral Solution Set of Proofs: If int. soln's to ax+by+cz=e, then gcd(a,b,c) | e.
goldenglove2000
Nov 25, 2016
Replies
2
Views
2K
Dec 5, 2016
Steven G
J
Inner Product: "Replace the positivity condition in the def. of the inner product..."
janesummer
Dec 4, 2016
Replies
1
Views
3K
Dec 5, 2016
HallsofIvy
H
S
Euclidean space that can be warped into non-euclidean geometries
slothtrot
Nov 18, 2016
Replies
1
Views
1K
Dec 4, 2016
HallsofIvy
H
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