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Messages 17896 - 17925 of 21092   Oldest  |  < Older  |  Newer >  |  Newest
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17896
Firstly I missed this one from last month: http://blog.sciencenews.org/2006/03/gauss_prime_tables_1.html (which contains exactly what it says in the URL). But...
Phil Carmody
thefatphil
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Apr 1, 2006
8:56 am
17897
... The date of publication appears suspicious to me... :) Ronny...
Ronny Edler
ronny_edler
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Apr 1, 2006
9:14 am
17898
And the graphics by AFOOL and the references to Duncan Dumber, the Banana Slug University, are surely all a dead giveaway. ... The date of publication appears...
Bob Gilson
bobgillson
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Apr 1, 2006
11:31 am
17899
... Thank you, Jens, for this contribution. I would like to give here some comments : 1. There is effectively an error in this mathworld's page. I am going to...
Patrick Capelle
conjectureprime
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Apr 1, 2006
11:42 am
17900
... The zoo of prime numbers did not accustom us to so much simplicity and absence of special constraints. In spite of similar formal aspects, we are far here...
Patrick Capelle
conjectureprime
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Apr 1, 2006
12:03 pm
17901
... Oops, how did I get this muddled? Too many beers when I wrote the response most probably. I meant to say: k^p-(k-1)^p, where p is prime Regards Robert...
Robert
robert44444uk
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Apr 1, 2006
1:20 pm
17902
Can anyone explain to me in layman's terms what the proof of the Riemann hypothesis would say about the distribution of primes that the Prime Number Theorem...
gulland68
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Apr 2, 2006
1:10 am
17903
parisize = 80000000, primelimit = 2000000 C=1 5*x^4 - 10*x^3 + 10*x^2 - 5*x + 1 5*x^4 - 10*x^3 + 50*x^2 - 45*x + 11 5*x^4 - 10*x^3 + 770*x^2 - 765*x + 191 ...
aldrich617
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Apr 2, 2006
2:19 am
17904
... As you know, Gauss was the first to establish that the number of primes < x, pi(x), is approximately equal to the logarithmic integral of x, Li(x), for...
mikeoakes2@...
mikeoakes2
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Apr 2, 2006
7:50 am
17905
Only a comment. If you want to prove a polynomials P(x) is prime, isnt enough to determine the assoiated roots. E.g. P(x)=x^2+2 The number N is P(x) which can...
gordon_as_number
gordon_as_nu...
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Apr 2, 2006
5:56 pm
17906
... First you need to specify the ring in which you're working. You do not do so. One cannot assume Z[x] given that many of the examples we've seen have been...
Phil Carmody
thefatphil
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Apr 2, 2006
6:44 pm
17907
If you could prove that the convergence upon Li(x) (or even x/log(x)) becomes increasingly such (i.e., the more convergent it becomes, the more convergent it...
gulland68
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Apr 3, 2006
1:36 pm
17908
Hi All, The new LLR 3.7.0 Version is now available on the GIMPS directory! It contains as a new important feature an efficient primality proving test for the...
Jean Penné
jpyah2001
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Apr 3, 2006
7:11 pm
17909
I realized that a user's guide was more and more lacking for LLR... You can find a link on it in my personal WEB page : ...
Jean Penné
jpyah2001
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Apr 4, 2006
5:28 pm
17910
... That's great news, Jean! I had a job to find it from your instructions "on the GIMPS directory". Using google, I homed in on the file LLR370.zip at this...
mikeoakes2@...
mikeoakes2
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Apr 4, 2006
5:35 pm
17911
... Yes, indeed! I am sorry for this too vague info... ... revived. I hope (and think) it will be the case! ... I know that! ... possibly... ... entry:- ... ...
Jean Penné
jpyah2001
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Apr 4, 2006
6:29 pm
17912
Message: 1 Date: Sun, 02 Apr 2006 17:11:26 -0000 From: "gordon_as_number" <gordon_as_number@...> Subject: primes of polynomials If you want to prove a...
Kermit Rose
kermit1941
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Apr 5, 2006
1:56 am
17913
... A modification is in order. Any prime sequence which is found in ax^2 + sx + t where s>=2a can be found in the simpler ax^2 + bx + c where b <= a and both...
Mark Underwood
marku606
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Apr 5, 2006
3:17 pm
17914
... Another example: Consider the (already known) prime poly 36x^2 - 810x + 2753 which produces 45 consecutive primes (including negatives) from x=0 to x=44. ...
Mark Underwood
marku606
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Apr 5, 2006
5:52 pm
17915
... <mark.underwood@...> wrote:> ... Correction: 9x^2 + 3x + 41 is prime from x=-13 to x=26 Mark (no alcohol required to goof up) Underwood...
Mark Underwood
marku606
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Apr 5, 2006
7:31 pm
17916
Has anyone looked at prime chains, parallel to Cunningham chains, of the form 2^n+/-k? Such a chain would be prp for fixed k, with n in the chain increasing by...
Robert
robert44444uk
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Apr 7, 2006
7:27 pm
17917
It appears likely that every prime can be written as the sum 1a^2 + 2b^2 + 3c^2, for a,b,c >= 0. For instance the prime 61 can be expressed in two such ways: ...
Mark Underwood
marku606
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Apr 7, 2006
7:39 pm
17918
... An interesting line of inquiry, Mark. Just 3 points: 1. For these "Waring-type" problems, the answer as to whether or not a *prime* is representable in a...
mikeoakes2@...
mikeoakes2
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Apr 8, 2006
9:19 am
17919
mark.underwood@... ("Mark Underwood") wrote:- ... Legendre proved that all positive odd integers can be represented in that form - see e.g. page 3 of:...
mikeoakes2@...
mikeoakes2
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Apr 8, 2006
3:26 pm
17920
... in ... has indeed been proved (several centuries ago). ... Yes, a guru has just presented me with the proof. He has also conjectured that 1a^2 + 2b^2 +...
Mark Underwood
marku606
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Apr 8, 2006
4:25 pm
17921
... If we give up the restriction to *odd* integers, it is interesting to find that some (even) numbers can't be represented. This is fully in accord with the...
mikeoakes2@...
mikeoakes2
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Apr 8, 2006
6:18 pm
17922
Looking at prime number you can see this relationship: Conjeture: "Any prime number can be written as the product of two primes plus or minus the difference...
jcmtnez90
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Apr 9, 2006
8:25 pm
17923
... Pb+Pa is not the difference between Pa and Pb. ... Ditto. ... Care to disambiguate what you really mean before we invest effort in the wrong one. Did you...
Phil Carmody
thefatphil
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Apr 9, 2006
8:41 pm
17924
... or ... requierement) ... think ... you ... *Sorry I forget to put " the sum or differences between them" as Phil Carmody said, forgive me for my mistake....
jcmtnez90
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Apr 9, 2006
10:12 pm
17925
Hello all ! I have a request to all of you, and please don't laugh. What do you think about a project to find a prime 6-tuplet>1100 digits ? My calculate, we...
Norman Luhn
nluhn
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Apr 9, 2006
10:46 pm
Messages 17896 - 17925 of 21092   Oldest  |  < Older  |  Newer >  |  Newest
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