Advanced Math

For the highest-level (post-calculus) math questions that don't fall into any other category.
A
at least 1% of 1^c,2^c,...,n^c is a positive integer. Prove: c is an integer.
Replies
4
Views
1K
astudent
A
P
Please provide any amount of assistance on this question: R_{XX}(t, t+tau) = e^{-a|tau|}, a>0, a constant
Replies
13
Views
2K
mario99
M
P
Advise is needed for find derivative for Taylor series: dy/dx = 3 - 2xy
Replies
3
Views
1K
mario99
M
G
Question on Discrete Mathematics
Replies
1
Views
807
blamocur
blamocur
P
Periodic signal to Laplace Transform
Replies
5
Views
1K
mario99
M
M
How to prove a ring (with unity) with prime number of elements is field
Replies
13
Views
6K
blamocur
blamocur
P
Determine Laplace Transform of L{f(t)} = cu(t - a) - cu(t - b)
Replies
2
Views
842
PA3040D
P
P
Please check if any errors in Laplace transform of my answer: f(t) = 0, 0<x<1; t-1, 1<x<2; 0 otherwise
Replies
9
Views
2K
mario99
M
M
Finding a normal field extension of degree 7
2
Replies
36
Views
10K
blamocur
blamocur
M
Finding Gal ([imath]K=\mathbb{Q}[\zeta_{15}] / \mathbb{Q}[/imath] (up to an isomorphism)
2
Replies
21
Views
7K
blamocur
blamocur
K
LTL — Problem 5: Write LTL formula for state s expressing "if A occurs in stats s, then from s' onwards, A will always occur"
Replies
0
Views
595
Kargulix
K
K
Kripke — Problem 4: Provide model in which phi->Mphi is true, phi->Lphi is true
Replies
0
Views
651
Kargulix
K
K
Knowledge Base — Problem 3: Use resolution technique to see if r is logical consequence of given Knowledge Base.
Replies
0
Views
620
Kargulix
K
K
Tableau method Quantifier — Problem 2: [for all x (P(x) -> Q(x))] -> [(for all x P(x)) -> (for all x Q(x))]
Replies
0
Views
656
Kargulix
K
K
Tableau method KRZ — Problem 1: Use tableau method for (p -> q) -> [(not-q) -> (not-p)]
Replies
0
Views
595
Kargulix
K
C
Find equation of a function from another describing its slope: s(x) = 2((2x)^e)/((2x)^e + (1-2x)^e) for x<0.5, ...
Replies
12
Views
3K
blamocur
blamocur
A
Need help with a variation of the domino tiling problem
Replies
1
Views
873
Dr.Peterson
Dr.Peterson
P
How to choose initial guesses for Secant method (lateral surface area of a cone)
Replies
18
Views
5K
Steven G
Steven G
M
Finding if [imath]f(x)=3x^6-5x^5+x^2[/imath] is solvable by radicals (in [imath]\mathbb{Q}[/imath])
Replies
2
Views
953
MathNugget
M
J
Implication to Disjunction and Negation of Implication
Replies
2
Views
1K
blamocur
blamocur
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