sci.math
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Mathematical discussions and pursuits.enWell Founded
https://groups.google.com/d/msg/sci.math/lz3dq3DOP8E/cH4K6UvjuOUJ
If (S,<) is a well founded relation, then (S,<_t), where <_t is the transitive closure of <, is well founded. This is easy to prove using the equivalence of well founded and DCC (descending chain condition along with the AxC. It's claimed that the proposition can be proved without the axiom ohttps://groups.google.com/d/topic/sci.math/lz3dq3DOP8E
William ElliotSat, 04 Jul 2015 03:34:45 UTCJuly 5th ...
https://groups.google.com/d/msg/sci.math/5dmCXGGUe5c/oncPrgfbbHYJ
... will Archie Poo make it? Or will his carefully-bred killer mosquitoes prevail? For the significance of the 5th of July in the mathematical calendar, GIYF.https://groups.google.com/d/topic/sci.math/5dmCXGGUe5c
Port563Fri, 03 Jul 2015 21:46:11 UTCroots to power series
https://groups.google.com/d/msg/sci.math/NxJ_LOLqGh0/YOVUODE2UQQJ
I have added several more gif images at the end of my web page, http://www.stonetabernacle.com/7th-degree-root.html for anyone interested. This treats the 7th, 25th, 1000th and nth degree polynomials, their solutions and how to arrive at them.https://groups.google.com/d/topic/sci.math/NxJ_LOLqGh0
spiny urchinFri, 03 Jul 2015 19:52:49 UTCUmkehrbar
https://groups.google.com/d/msg/sci.math/NmpmoCw26rA/qUAF-yhgWsgJ
Jede Sequenz, Folge von Elementen einer Menge kann in ihrer Reihenfolge umgekehrt werden, und zwar unabhängig davon, ob das letzte (nach Umkehrung erste) Element bekannt ist oder nicht, und das ändert nichts an der Struktur der Folgenglieder.https://groups.google.com/d/topic/sci.math/NmpmoCw26rA
Sam BesiFri, 03 Jul 2015 19:30:57 UTCSUICIDAL PHYSICS
https://groups.google.com/d/msg/sci.math/bdXbXQChlcM/m0htOpIR5lkJ
http://abcnews.go.com/Entertainment/back-future-30th-anniversary-neil-degrasse-tyson-talks/story?id=32191481 "ABC News spoke to author, astrophysicist, cosmologist and basically one of the smartest men on the planet, Dr. Neil deGrasse Tyson... (...) ABC: Is time travel possible? Dr. Tyson: We hahttps://groups.google.com/d/topic/sci.math/bdXbXQChlcM
Pentcho ValevFri, 03 Jul 2015 17:25:17 UTCHuffman's original paper where Huffman coding is introduced -- I'm struggling with the non-binary case.
https://groups.google.com/d/msg/sci.math/VKcP9OMp2Xs/d4ADK69IVaEJ
http://compression.ru/download/articles/huff/huffman_1952_minimum-redundancy-codes.pdf is Huffman's paper alluded to in the title. It seems to me that many details are missing on page 4 where the method is generalized to non-binary codes. Let D be the size of the alphabet. Huffman does a goodhttps://groups.google.com/d/topic/sci.math/VKcP9OMp2Xs
PaulFri, 03 Jul 2015 16:56:51 UTCMr Plutonium.
https://groups.google.com/d/msg/sci.math/9C4VAhZqGJI/QF6K3ZvE4v4J
Mr Plutonium, Fuck off. Sincerely yours, TShttps://groups.google.com/d/topic/sci.math/9C4VAhZqGJI
Tim SkirvinFri, 03 Jul 2015 15:10:22 UTCCantor-Finlayson theory
https://groups.google.com/d/msg/sci.math/kkfx84_QCW0/7w982M6kfyQJ
Starts just like this: Cantor-Finlayson antidiagonal and line drawing. (Now in remedial.)https://groups.google.com/d/topic/sci.math/kkfx84_QCW0
Ross A. FinlaysonFri, 03 Jul 2015 12:49:25 UTCExclusive Country-Wide Marketing Partners/Agents Required for Online School Information Management System
https://groups.google.com/d/msg/sci.math/tKWur1KRYCY/wdwsvj2VNroJ
Dear All, I am representing MyInstitution.Net (http://www.myinstitution.net) - an advanced Institutional/School Information Management System (online) that offers its services to Schools, Colleges, Universities, and Training Institutions around the globe. We are currently looking for exclusive partnhttps://groups.google.com/d/topic/sci.math/tKWur1KRYCY
draaliya...@gmail.comFri, 03 Jul 2015 12:22:36 UTCf(exp(x)+1) = f(exp(x)) + f'(exp(x)) +1
https://groups.google.com/d/msg/sci.math/T--6j8XoNJM/rGyb2-iqe7YJ
f(exp(x)+1) = f(exp(x)) + f'(exp(x)) +1 f(exp(x)) is real-analytic. I wonder what you can do with that. Regards Tommy1729https://groups.google.com/d/topic/sci.math/T--6j8XoNJM
timmy1729Fri, 03 Jul 2015 07:09:05 UTCGOODBYE EINSTEIN (VARIABLE SPEED OF LIGHT)
https://groups.google.com/d/msg/sci.math/RweBx-AcmNI/f2RQnjs0KaEJ
http://www.einstein-online.info/spotlights/doppler Albert Einstein Institute: "The frequency of a wave-like signal - such as sound or light - depends on the movement of the sender and of the receiver. This is known as the Doppler effect. (...) Here is an animation of the receiver moving towardshttps://groups.google.com/d/topic/sci.math/RweBx-AcmNI
Pentcho ValevFri, 03 Jul 2015 06:33:04 UTCsaving Greece by building Thermopylae Geothermals to heat Europe in winter
https://groups.google.com/d/msg/sci.math/q6bFLrFa8bw/nFiCvBvWPHUJ
I wish the EU used more thought and wisdom in dealing with the Greek crisis. Consider that Greece is really a rich country of geothermals-- their Thermopylae hot springs and geothermals if they had a power station there, they could supply so much electricity to central Europe that would eliminathttps://groups.google.com/d/topic/sci.math/q6bFLrFa8bw
Archimedes PlutoniumThu, 02 Jul 2015 21:58:04 UTCChat: The Successor axiom produces N, so why need Math Induction at all
https://groups.google.com/d/msg/sci.math/VD_SxayWB10/n-s30zB8ciMJ
I thought I was finished with revising the Peano Axioms. A big glitch occurred and have to patch that hole. The glitch occurred as I was condensing the Peano-AP axioms, those 20 axioms to be just one statement, one axiom-- Pythagorean Theorem covers all of N, the Counting Numbers. But this glitchttps://groups.google.com/d/topic/sci.math/VD_SxayWB10
Archimedes PlutoniumThu, 02 Jul 2015 21:49:57 UTCDirac Eq derived from Maxwell Eqs./ Cal Tech--/ Arxiv edit better than Port?
https://groups.google.com/d/msg/sci.math/0wXUAz_ye4I/XQcSA4bbCM4J
Cal Tech Univ physics-math professors: invite Deriving Dirac & Schrodinger Equations from Maxwell Equations by AP to arxiv On Thursday, July 2, 2015 at 3:35:59 PM UTC-5, Port563 wrote: (snipped the stalkers nastygram) Hope the editors of ArXiv are not like Port563, who deliberately forges quhttps://groups.google.com/d/topic/sci.math/0wXUAz_ye4I
Archimedes PlutoniumThu, 02 Jul 2015 21:41:13 UTCINSTRUCTIONS for Archimedes Plutonium re obtaining redress
https://groups.google.com/d/msg/sci.math/oVo8mxMeqpk/2WOFpo5aavcJ
Re the (allegedly) forged message: This supersedes what David Bernier suggested, which is unnecessary as the required information is directly available. Go to someone who is properly grown up and get them to make a telephone call to: +49 89 289 18534 which is in Germany and belongs to Tuhttps://groups.google.com/d/topic/sci.math/oVo8mxMeqpk
Port563Thu, 02 Jul 2015 19:00:45 UTC