Advanced Math

For the highest-level (post-calculus) math questions that don't fall into any other category.
W
(1/9)^(2/3)
Replies
10
Views
1K
fresh_42
F
J
Subset of space
Replies
17
Views
1K
bradleyfaires
B
A
Logic riddle
Replies
0
Views
304
Anakonda
A
P
Please help to find the answer
Replies
4
Views
805
mario99
M
P
Please advise the to the answer
Replies
10
Views
1K
PA3040D
P
L
Math question related to science content
Replies
0
Views
158
letsmakeitagoodworld
L
M
How long for 3 people to paint together at different speeds
Replies
9
Views
4K
isabeldobson
I
V
Linear Mixed Model application
Replies
0
Views
149
Varnu
V
M
Is there a systematic classification of the most common computer science algorithms?
Replies
4
Views
622
Metronome
M
S
problem solving
2
Replies
20
Views
2K
fresh_42
F
K
Ppm calculation
Replies
0
Views
129
Knad
K
J
axiom of choice
Replies
0
Views
469
josediez
J
J
axiom of choice
Replies
0
Views
200
josediez
J
E
Euler's totient function: how to prove |Um*n| = |Um| cross |Un| implies gcd(m,n) =1 where |Um*n| means all numbers <m*n relatively prime to it
Replies
4
Views
616
blamocur
blamocur
N
Give real numbers x and y that satisfy the condition
Replies
0
Views
144
ngnsusinn
N
T
Need help with truth table: I'm trying to understand WHY, in this table, that X→Z would be true when X is false.
Replies
6
Views
603
Dr.Peterson
Dr.Peterson
I
Difference between A = {(x,y) ∈ (R\Z)²| |x|<2, |y| ≤ 2} and A = {(x,y) ∈ R²\Z² | |x|<2, |y| ≤ 2}
Replies
1
Views
298
Dr.Peterson
Dr.Peterson
M
help please
Replies
1
Views
371
stapel
stapel
O
Prove that (A \ B) ∩ (B \ A) = ∅ using mostly formal logic
Replies
1
Views
422
blamocur
blamocur
C
Solve this ("A 35mm diameter steel cable caries a mine skip to a depth of a 625m. The mass of the skip is equal to...")
Replies
8
Views
739
khansaheb
K
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