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D
Dg1
replied to the thread
Law of large numbers regression to mean
.
I got my terminology messed up sorry. Makes it hard to ask a question that doesn’t make sense when the terms don’t even make sense...
Yesterday at 12:44 PM
K
khansaheb
replied to the thread
Terrence Howard Math?
.
I agree totally it is a waste of time ............ 100%
Yesterday at 11:46 AM
F
fresh_42
replied to the thread
problem solving
.
The roots of p^2-p-1 are the golden ratio and its negative solution. This brings the Fibonacci numbers into the game. And...
Sunday at 8:37 PM
BigBeachBanana
replied to the thread
problem solving
.
My thought is to use proof by contradiction assuming \gcd(A, B ,C ,D) = k >1.
Sunday at 5:53 PM
S
stephanson12
replied to the thread
problem solving
.
this means that n=p^3-p^2-p=p(p+1)(p-1)-p^2 = n but we need to prove this, but i don't knew how this looks a little bit like it; p|n...
Sunday at 5:21 PM
blamocur
replied to the thread
problem solving
.
This probably merits a separate thread in a different section, but: how much time does it make sense to spend helping with...
Sunday at 4:51 PM
The Highlander
reacted to
BigBeachBanana's post
in the thread
problem solving
with
Like
.
The first 5 non-prime peculiars are 15, 95, 287, 1199, and 4607. As an interest in this problem, here's an Excel formula that checks if...
Sunday at 4:41 PM
The Highlander
reacted to
blamocur's post
in the thread
problem solving
with
Like
.
This is what I get too. Also, it looks like all non-prime peculiars can be represented as n=p(p^2-p-1) where p is prime. At least all...
Sunday at 4:41 PM
The Highlander
replied to the thread
problem solving
.
As far as I can see, s/he's been given everything s/he needs to answer the question asked but appears to be reluctant to submit any...
Sunday at 4:41 PM
The Highlander
reacted to
Dr.Peterson's post
in the thread
problem solving
with
Like
.
I'm often curious where an interesting problem comes from; the only other place I find this one (besides Math Forums) is here...
Sunday at 4:30 PM
Dr.Peterson
replied to the thread
problem solving
.
I'm often curious where an interesting problem comes from; the only other place I find this one (besides Math Forums) is here...
Sunday at 3:25 PM
The Highlander
replied to the thread
problem solving
.
The blue part (above) is just a direct copy of Massist's post in Math Forums! 🤷♂️ You appear to be just sitting back and waiting for...
Sunday at 2:05 PM
blamocur
replied to the thread
problem solving
.
This is what I get too. Also, it looks like all non-prime peculiars can be represented as n=p(p^2-p-1) where p is prime. At least all...
Sunday at 12:15 PM
S
stephanson12
replied to the thread
problem solving
.
All primes are peculiar. If n=prime, d can be n or 1. -if d=1: d(d+1)=2 and this always is a divisor of n(n+1) -if d=n= d(d+1)=n(n+1)...
Sunday at 10:57 AM
BigBeachBanana
replied to the thread
problem solving
.
The first 5 non-prime peculiars are 15, 95, 287, 1199, and 4607. As an interest in this problem, here's an Excel formula that checks if...
Sunday at 10:52 AM
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