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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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M
Predicate logic: Let the predicate p over the set of people M be defined as: p(x,y) := x is a parent of y.
Marcel1104
Feb 26, 2024
Replies
3
Views
144
Feb 28, 2024
blamocur
Galois Group: Find the Galois group for x^3-2
Steven G
Feb 24, 2024
Replies
10
Views
381
Feb 27, 2024
Steven G
A
Physics Tension: A sign is hanging from 3 ropes with tension T1=320.51N, @1=61.9*, @2=37.1*
Amelinator
Feb 18, 2024
Replies
7
Views
388
Feb 23, 2024
The Highlander
Question about homomorphism mapping and one-to-one.
Steven G
Feb 18, 2024
Replies
6
Views
242
Feb 19, 2024
blamocur
Jordan Decomposition (I tried to find the null space for (A-xI)^3.)
Steven G
Feb 8, 2024
Replies
6
Views
359
Feb 15, 2024
blamocur
A
Physics 5 ball graph: Follow the motion of the balls and consider the direction of the forces...
Amelinator
Feb 12, 2024
Replies
7
Views
362
Feb 13, 2024
The Highlander
A
physics HW question: magnitude of the normal force (A 32.7 kg crate rests on a horizontal floor, and a 77.3 kg person is standing on the crate.)
Amelinator
Feb 11, 2024
Replies
6
Views
382
Feb 13, 2024
The Highlander
Linear Algebra problem: What does it mean by ZxZxZ are represented by column vectors?
Steven G
Feb 5, 2024
Replies
4
Views
1K
Feb 6, 2024
blamocur
A
Physics Homework Question: A drag racer, starting from rest, speeds up for 401.0 m with an acceleration of +15.2 m/s2
Amelinator
Feb 1, 2024
Replies
9
Views
368
Feb 3, 2024
Amelinator
A
B
Can't solve any problems: After finishing chapter in Herstein's "Topics in Algebra", I've been trying to solve problems for several weeks.
Boi
Feb 2, 2024
Replies
4
Views
442
Feb 2, 2024
Boi
B
M
Locked
Please help me with this apparent paradox: Does set of all naturals exist in {{1}, {1, 2}, {1, 2, 3}, {1, 2, 3, 4} ...} ?
Mates
Jan 25, 2024
2
3
Replies
47
Views
1K
Jan 30, 2024
stapel
How can the professor's claim be valid? (divisibility)
Steven G
Jan 26, 2024
Replies
6
Views
297
Jan 27, 2024
khansaheb
K
W
Seeking Optimal Strategy for Decimal Puzzle - Truncation and Lengthening to find unknown C
williejradley
Jan 22, 2024
Replies
0
Views
149
Jan 22, 2024
williejradley
W
A
Newbie Mathematica coding Question: Evaluate \sum_{m =1}^{6076} 1/(1-1/p_m) where for any integer n, p_n is the n-th prime.
Artisanico
Jan 20, 2024
Replies
0
Views
139
Jan 20, 2024
Artisanico
A
Trouble with a Linear Diophantine Equation ($4.55 in quarters and dimes)
Steven G
Nov 5, 2023
Replies
8
Views
549
Jan 19, 2024
khansaheb
K
D
If multiplication is really iterative addition, why do we say rings have two binary operations?
DumbQuestions
Jan 18, 2024
Replies
0
Views
85
Jan 18, 2024
DumbQuestions
D
L
simpson 1/3 rule (prove approx. which comes out in the course of deriving Simpsons's 3/8 rule)
Leons
Jan 4, 2024
Replies
1
Views
330
Jan 4, 2024
blamocur
M
What cut should be made in a Green Hackenbush game after solving its corresponding Nim game?
Metronome
Dec 24, 2023
Replies
0
Views
290
Dec 24, 2023
Metronome
M
N
Transforming integral to spherical coordinates
Nkj
Dec 15, 2023
Replies
4
Views
364
Dec 19, 2023
Nkj
N
S
Question: given: gcd(x,y) + gcd(x,z) + gcd(y,z) = y + z + 920 with x,y,z being positive integers prove that gcd(b,c)=920
stephanson12
Dec 16, 2023
Replies
4
Views
343
Dec 17, 2023
Dr.Peterson
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