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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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O
Advice about studying high level math
Ozma
Jul 3, 2023
Replies
9
Views
626
Jul 6, 2023
Steven G
B
Is my proof valid? (that the number of left and right cosets of a subgroup should be the same)
Boi
Jun 29, 2023
Replies
4
Views
512
Jun 30, 2023
Steven G
P
Non homogeneous Semi Markov data simulation for continuous time
purplew2
Jun 29, 2023
Replies
1
Views
227
Jun 29, 2023
BigBeachBanana
M
The Hardest Logic Puzzle ever still seems unsolved
math-assistant
Jun 28, 2023
Replies
0
Views
323
Jun 28, 2023
math-assistant
M
G
Group Theory: beginner comprehension issues with basic definition
GuyN
Jun 24, 2023
Replies
5
Views
361
Jun 26, 2023
Steven G
V
Let (V ; <,>) be a Euclidean space and let x, y and z be nonzero vectors of V . Prove that:
vicsan21
Jun 11, 2023
Replies
8
Views
429
Jun 26, 2023
blamocur
R
Projectile Motion Question
robbo
Jun 20, 2023
Replies
4
Views
413
Jun 22, 2023
robbo
R
R
Natural deduction - proving that (p&q) => p is a tautology without truth tables
r2vven
Jun 20, 2023
Replies
2
Views
336
Jun 20, 2023
blamocur
V
I need help: Consider the matrix B(x) = (x,1;1,x) and let n ≥ 2 be an integer. Calculate the product of matrices B(2)B(3) · · · B(n).
vicsan21
Jun 11, 2023
Replies
4
Views
479
Jun 18, 2023
blamocur
G
A problem on matrix exponentials: ${{e}^{AB}}$ and ${{({{e}^{A}})}^{B}}$
guarcien
Jun 11, 2023
Replies
1
Views
316
Jun 13, 2023
topsquark
G
A new statement of the previous problem about matrix exponentials
guarcien
Jun 13, 2023
Replies
2
Views
210
Jun 13, 2023
blamocur
R
p premier p≥3 find p : 2^[(p-1)/2] ≡ 1[p]
RMOURAD
Jun 8, 2023
Replies
6
Views
449
Jun 12, 2023
khansaheb
K
game theory - game of tags
shahar
Jun 8, 2023
Replies
2
Views
505
Jun 8, 2023
Dr.Peterson
B
Intersection of two subgroups: Why is it necessarilly true that intersection is a subgroup?
Boi
Jun 5, 2023
Replies
6
Views
540
Jun 6, 2023
khansaheb
K
M
What are the elements of order 3 in additive group Z/3Z × Z/6Z ? Surjective group homomorphism ((Q,+) -> (Q^+\{0},x)?
MATH14
May 30, 2023
Replies
5
Views
351
Jun 1, 2023
blamocur
O
Image of a complex valued function: Let f : C \ {-1} -> C \ {1}, A = {z in C | R(z) > 0}, and...
Ozma
May 30, 2023
Replies
2
Views
349
May 30, 2023
Ozma
O
M
Matrices, trees and contruction: Construct a stochastic matrix M containing the probabilities of...
MagdaLena
May 27, 2023
Replies
2
Views
249
May 30, 2023
blamocur
F
Discovery-factorization
FAIZE
May 11, 2023
Replies
16
Views
795
May 23, 2023
NotJeffM
N
B
Please, check my proof that smallest natural number "e" where a^e=1(mod p) must divide (p-1)
Boi
May 19, 2023
Replies
2
Views
453
May 21, 2023
Boi
B
L
(Graph theory) Are these graphs isomorphic?
lenkskendi
May 11, 2023
Replies
1
Views
319
May 11, 2023
Dr.Peterson
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