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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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Trouble with a Linear Diophantine Equation ($4.55 in quarters and dimes)
Steven G
Nov 5, 2023
Replies
8
Views
607
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
107
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
342
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
317
Dec 24, 2023
Metronome
M
N
Transforming integral to spherical coordinates
Nkj
Dec 15, 2023
Replies
4
Views
382
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
362
Dec 17, 2023
Dr.Peterson
I
Continuum Physics: Consider the Cauchy stress distribution for a continuum in equilibrium....
ihsan
Dec 15, 2023
Replies
1
Views
246
Dec 15, 2023
ihsan
I
C
Sum is always positive (prove): ∑_(k=0 to 2n) (−λ)^k (Γ(2n+1−k+kα))/(Γ(kα+1)Γ(2n+1−k))
CesarRocha
Dec 12, 2023
Replies
0
Views
169
Dec 12, 2023
CesarRocha
C
V
A formula for Pythagoreans with prime roots
Vast3
Nov 18, 2023
2
Replies
22
Views
1K
Dec 12, 2023
Dr.Peterson
S
Finding second-order finite difference stencil
snoken
Dec 8, 2023
Replies
3
Views
243
Dec 8, 2023
blamocur
Properties of matrix determinant: Find the det(u+2v-3w,w,2u) without calculating the vector u +2v-3w.
Qwertyuiop[]
Dec 4, 2023
Replies
7
Views
318
Dec 6, 2023
khansaheb
K
Is the proof in my book number theory correct? Why?
Steven G
Dec 5, 2023
Replies
5
Views
309
Dec 6, 2023
Steven G
C
Criticism needed for apparent proof of P=NP
Copperside
Dec 4, 2023
Replies
0
Views
165
Dec 4, 2023
Copperside
C
M
I really don't understand this paper about the Greatest common divisor (GCD) and the Euclidean algorithm.
Mani_Big_Badam
Nov 30, 2023
Replies
1
Views
234
Nov 30, 2023
Dr.Peterson
T
Substantial Difficulties Encrypting Letter String ASCII values for RSA Assignment
thegreatartgallery
Nov 23, 2023
Replies
4
Views
358
Nov 24, 2023
blamocur
M
The Word Puzzle Problem (writing a program to solve word puzzles)
mario99
Oct 8, 2023
Replies
19
Views
1K
Nov 15, 2023
mario99
M
F
Charnes Cooper Transformation on Assortment Optimization
Fischkare
Nov 10, 2023
Replies
0
Views
185
Nov 10, 2023
Fischkare
F
1
Vertical reaction at supports.
12345!!
Nov 8, 2023
Replies
10
Views
381
Nov 10, 2023
khansaheb
K
Two "valid" proofs that sqrt(2) is irrational I think have flaws in it.
Steven G
Nov 6, 2023
Replies
6
Views
296
Nov 6, 2023
pka
1
DC Circuit: from diagram, find i_1 and i_2, voltage drop across R_2, total power dissipation
12345!!
Nov 6, 2023
Replies
2
Views
207
Nov 6, 2023
topsquark
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