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Messages 605 - 634 of 634   Oldest  |  < Older  |  Newer >  |  Newest
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605
Dear, Over abastraction will lead to chaos. Arun India...
arun_far
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Aug 13, 2009
2:51 am
606
George, As far as I can determine, that's as far back as it goes. There is always the possibility of some unpublished dissertation or the like that we don't...
JB Nation
jb@...
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Aug 15, 2009
9:42 pm
607
Hello Arun, do you mean that abstraction is like simplification? Jens...
Jens Doll
jensd99
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Aug 18, 2009
7:22 am
608
... Hi Jens, It wasn't clear from your original message what you were asking. However if you were looking for a formal definition of "abstract," one candidate...
Vaughan Pratt
pratt@...
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Aug 18, 2009
3:57 pm
609
By abstraction we mean to reduce the constraints of the system under consideration. Arun...
arun_far
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Aug 18, 2009
4:40 pm
610
... Here I have to disagree, because abstraction does not omit something [like (Z,+,-,0) -> (Z,+,0)], but replaces instances (of whatever) by generalizations,...
jensd99
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Aug 21, 2009
7:47 am
611
Self nominations for Editor: International Journal of Mathematics & Statistics ... International Journal of Mathematics & Statistics (IJMS) ...
Int. J. Mathematics &...
eic.ijms
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Sep 7, 2009
3:37 am
612
(please circulate, apologies if you receive multiple copies) ============================== ================================================== Second Call for...
Leonard Kwuida
lkwuida
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Sep 16, 2009
6:33 pm
613
Call a distributive lattice rectangular when it is a product of chains. Does there exist a group G (necessarily locally cyclic by a 1938 theorem of my...
Vaughan Pratt
pratt@...
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Sep 23, 2009
6:45 am
614
... If a product of chains has a meet-irreducible least element, then it must be a single chain. Hence every subgroup of Q has a distributive subgroup lattice...
Keith A. Kearnes
k_kearnes
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Sep 24, 2009
5:57 pm
615
Vedic Maths - Tutorial 6   Multiplying a number by 11. To multiply any 2-figure number by 11 we just put the total of the two figures between the 2 figures. ...
Sourabh Gandhi
sourabh_gandhi
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Sep 27, 2009
10:36 am
616
International Journal of Mathematics and Computation (IJMC). ISSN 0974-570X (Online); ISSN 0974-5718 (Print) http://ceser.res.in/ijmc.html ...
Int. J. App. Mathemat...
eic.ijms
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Oct 3, 2009
1:31 pm
617
Dear colleagues, Due to multiple requests full paper submission deadline for ICFCA 2010 has been extended by one week. Please circulate this message. We...
Leonard Kwuida
lkwuida
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Oct 7, 2009
11:24 am
618
Dear Sir,  I wonder if you acceept a paper on group theory for publication in the proceedings of 'ICFCA 2010'. Please let me know. Regards Arun India ... ...
arun far
arun_far
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Oct 7, 2009
4:22 pm
619
... From: arun far <arun_far@...> Subject: Re: [univalg] ICFCA 2010 submission Deadline extended To: univalg@yahoogroups.com Date: Wednesday, 7 October,...
arun far
arun_far
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Oct 7, 2009
4:23 pm
620
Apologies if this is a big yawn to you all but I would like to know if ther is a quick way to determine if r  = 6*m*n + m + n where r, m, n are whole numbers....
William Ftabob
fatbobforman
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Nov 2, 2009
6:38 am
621
It's symmetrical and can be seen as a bilinear function f(m,n)=6*m*n+m+n with a relation r=f(m,n) where for n,m>0 f(n+1,m)=f(m,n)+7 f(n,m)=f(m,n) ... Thanks,...
Jens
jensd99
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Nov 2, 2009
11:05 am
622
Grp is an example of a variety with an operation that is cancellable. However the number of groups of order n up to isomorphism, for n up to 93, is only ...
Vaughan Pratt
pratt@...
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Nov 2, 2009
7:08 pm
623
Apologies if this is triviality but I should like to knoww the proof of such result (Wikipedia): A join-semilattice is distributive if and only if the lattice...
buls@...
janisbuls
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Nov 2, 2009
10:58 pm
624
On Mon, 02 Nov 2009 02:09:11 PM EST, Vaughan Pratt <pratt@...> ... Try M-sets, where M is the monoid presented by two generators, *one* of which is...
Fred E.J. Linton
flinton@...
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Nov 3, 2009
3:22 am
625
Did you check my book? GG...
gratzer
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Nov 3, 2009
5:47 am
626 fatbobforman
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Nov 3, 2009
6:35 am
627
yes and it is also a sin trigonometric (di-harmonic). The question is, is there an easy test for r = 6mn + m +n?...
fatbobforman
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Nov 3, 2009
6:38 am
628
And now a question for you: who and where introduced this concept? GG...
George Gratzer
gratzer
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Nov 3, 2009
3:30 pm
629
Once again: You have a relation (r,m,n) out of Z**3 with r=f(n,m):=6*m*n+m+n for which you could pose these questions: a) Does at least one solution exist? b)...
Jens
jensd99
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Nov 3, 2009
7:40 pm
630
Distributive semilattices are in Tamas Schmidt's booklet "Kongruenzrelationen Algebraischer Struckturen" (1968), p. 20. The idea is natural enough, but that's...
JB Nation
jb@...
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Nov 4, 2009
12:46 am
631
Re: 6mn + m + n In explanation. If q is mod 30 element (1,7,13,19) potentail prime then if r = (q-1)/6 (so q is a 6x+1 potential prime) then if there exists...
William Ftabob
fatbobforman
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Nov 4, 2009
7:59 am
632
I introduced it after a loong study on primes, reason ois on the site. ________________________________ From: George Gratzer <gratzer@...> To:...
William Ftabob
fatbobforman
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Nov 4, 2009
8:00 am
633
Do you mean, that you also found a periodic solution set? Do you also see structuring elements? JD...
Jens
jensd99
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Nov 5, 2009
11:16 am
634
I mean that r = 6mn + m + n is one of three solution sets as a test for primality. What I am looking for now is a quick test for r. ... From: Jens...
William Ftabob
fatbobforman
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Nov 6, 2009
7:03 am
Messages 605 - 634 of 634   Oldest  |  < Older  |  Newer >  |  Newest
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