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-   -   Posts that seem less than useless, or something like that (https://www.mersenneforum.org/showthread.php?t=12945)

davieddy 2011-03-15 07:15

As you all know by now///
 
fu ed

davieddy 2011-03-15 07:26

OK I'll start again
 
[QUOTE=davieddy;255224]fu ed[/QUOTE]
Hope this doesn't get confused with that well-known
clothing company FCUK.

Forgotten what I was trying to say ATM
Now there's a turnup for the books.

Watch this space, it'll come back to me in a minute or so.

Whatsmyname.

cmd 2011-03-15 15:19

[URL="http://www.youtube.com/watch?v=anwy2MPT5RE&feature=related"]it ?[/URL] [URL="http://www.poliziotti.it/public/polsmf/index.php?topic=844.0;wap2"]abs("p"+"po_sts")[/URL]

max(a,b) = [COLOR="Red"],[/COLOR]5(a+b+abs(a-b))
min (a,b) = [COLOR="red"],[/COLOR]5(a+b-abs(a-b))

cmd 2011-03-25 12:17

[URL="http://t1.gstatic.com/images?q=tbn:ANd9GcShTzbuxIgcwsb0OMRtE1rZ4pC1v0xgTS9I2JX67NtDURVpiCBA&t=1"]random?[/URL]

R.D. Silverman 2011-04-07 14:51

[QUOTE=kurtulmehtap;257846]Dear All,
I am looking for papers on the largest prime factor of a mersenne number.
As far as I know the largest prime factor has to be less than the square root
of the mersenne number.

[/QUOTE]


What you know is wrong. You would have realized this if you had
taken even a few seconds to check.

Thank you for playing.

cmd 2011-04-07 17:18

we like RDS character !

cmd 2011-04-11 20:04

1 Attachment(s)
[QUOTE=cmd;256427]we surprised by this availability
very popular addition to last digit!
(this be a sign of your good and consistent mathematical structure of the program)
many thanks




( @Syd : tell us, if we give trouble to you, we quit! )[/QUOTE]

[QUOTE=cmd;256980]stress test ...[/QUOTE]

We only made tests with vs. routines ...
Our no. software used to create problems!
... only confirmatory test reliability ...

for factoring large numbers, need to know about every first
the smallest up to the square root of the number to
assess ... Who's list of "all " these numbers?

cmd 2011-04-12 23:14

1 Attachment(s)
here we only learned to waste time ... playing with numbers ...

( thx )

science_man_88 2011-04-12 23:16

really what we are asking to find odd perfect numbers would be (if I've got it right in my head, no guarantee):

1)Is there a infinite or finite sum for 1 using only 1/(odd numbers) and If so
2)could all these numbers be factors of the same number.

I added infinite in when I realized 2. the reason we are asking 1 is because odd*odd = odd so they'd all have to be odd factors , and the fact is if you find a finite or infinite sum for 1 using only odd numbers the denominators are factors of the odd perfect number x, because multiplying both sides by x should give you x on one side and the factors on the other.

science_man_88 2011-04-12 23:20

[QUOTE=science_man_88;258345]really what we are asking to find odd perfect numbers would be (if I've got it right in my head, no guarantee):

1)Is there a infinite or finite sum for 1 using only 1/(odd numbers) and If so
2)could all these numbers be factors of the same number.

I added infinite in when I realized 2. the reason we are asking 1 is because odd*odd = odd so they'd all have to be odd factors , and the fact is if you find a finite or infinite sum for 1 using only odd numbers the denominators are factors of the odd perfect number x, because multiplying both sides by x should give you x on one side and the factors on the other.[/QUOTE]

just realized I'm a bit off. because 1 is always a factor and 1/1 is 1.

science_man_88 2011-04-12 23:27

just realized a alternating +-( okay I'm uncertain about */ alteration)sum might work a bit better because then it can be multiplied by x


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