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MentalCalculation · Mental Calculation

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  • Members: 1115
  • Category: Mathematics
  • Founded: Oct 8, 2002
  • Language: English
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Messages 1030 - 1063 of 4930   Oldest  |  < Older  |  Newer >  |  Newest
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1030 Emmanuel DUBRULLE
edubrulle@... Send Email
Jun 1, 2003
1:54 pm
Are you serious ? ... De : Oleg Stepanov [mailto:olegstepanov@...] Envoyé : samedi 31 mai 2003 14:26 À : LEMAIRE Objet : [Mental Calculation] 1000 ...
1031 joshulator84 Send Email Jun 1, 2003
8:45 pm
Even though Emmanuelle appears to have gotten onto Alexis for using the f-word in the headings of his messages(how did the same heading get posted this many...
1032 Paul Reed
t_paulr Send Email
Jun 2, 2003
8:22 am
Javier, I agree totally - to me MC and music are very closely related... they're about creativity, instinct but also the ability to deconstruct and reconstruct...
1033 ralf_laue Send Email Jun 2, 2003
9:18 am
... Done. And now let's go back to discussions about mental calculation. Ralf...
1034 Emmanuel.DUBRULLE@... Send Email Jun 2, 2003
9:38 am
Rudiger Gamm earns money like that :) ... From: Paul Reed [mailto:paul.reed@...] Sent: lundi 2 juin 2003 10:23 To:...
1035 Paul Reed
t_paulr Send Email
Jun 4, 2003
9:28 am
Apologies if this starts something unpleasant but I am genuinely interested in techniques for extracting 13th Roots of 100 digits. Not to beat any records but...
1036 Emmanuel.DUBRULLE@... Send Email Jun 4, 2003
2:20 pm
For the tens and hundreds digits the system is bases on ending digits; I quote this article by Steve Smith on Oleg's site. ...
1037 zirpu Send Email Jun 4, 2003
2:36 pm
I just bought PrimePak (www.playequate.com), a prime factorization card game (Set like game, www.setgame.com). Has anyone else used this or something similar...
1039 martyeisen Send Email Jun 12, 2003
9:52 pm
Does anyone know where i can get English instruction about these two methods? Thank you....
1040 Emmanuel.DUBRULLE@... Send Email Jun 13, 2003
5:57 am
http://members.aol.com/chineseabacus/concept01.html ... From: martyeisen [mailto:martyeisen@...] Sent: jeudi 12 juin 2003 23:52 To:...
1042 Paul Reed
t_paulr Send Email
Jun 19, 2003
7:55 am
Hi everybody. Very quiet in here this month. Have been trying to find a copy of Steven Smiths 'The Great Mental Calculators&#39; book but to no avail. Is it...
1043 Emmanuel.DUBRULLE@... Send Email Jun 19, 2003
8:28 am
Suggestion if you wish to progress in 3rd root extraction; progression between cubes is following this formula 3n^2 + 3n +1 So a cube can be broken like this ...
1044 javiergijn Send Email Jun 19, 2003
12:21 pm
Hello Paul. Had you tryed Amazon.com ,used books?. If you can´t found it , send me a message. Regards. Javier. ... find a copy of Steven Smiths 'The Great...
1045 NIXON, Grant (Kanata)
GNIXON@... Send Email
Jun 19, 2003
1:12 pm
It is indeed out-of-print. The advice below is indeed an option. Grant ... From: javiergijn [mailto:fabesconalmejes@...] Sent: Thursday, June 19, 2003...
1046 mnemmonist Send Email Jun 19, 2003
6:08 pm
There are copies available, but not cheaply: try http://www.bookfinder.com/search/? ac=sl&st=sl&qi=08F6G.FxdMc1IoRiIlUzUZI9Qw8_1882597205_1:1:1 Michel Asselin...
1048 iverping Send Email Jun 23, 2003
2:45 pm
Dear Martyeisen, Thanks for appreciating the Chinese work of shi fengshou. I come from Hong Kong and I am learning about this method too. May be I can help you...
1050 Gerard de Condappa
ukx2288 Send Email
Jun 24, 2003
1:58 am
Hi, Picked up a book called Express Abacus and Mental Arithmetic by Chai Hong. Published by Cannon International in Singapore. Tel 65 64407409 or Fax 65 ...
1051 rondrond1 Send Email Jun 24, 2003
7:03 am
Hi All, Well, thing have been so quiet here lately, so I thought I'd relate a few things from Richard Feynman's book, "Surely You're Joking, Mr. Feynman," an...
1052 martyeisen@...
martyeisen Send Email
Jun 24, 2003
10:51 pm
Dear Iverping: I have heard of two other rapid calculation methods: Vedic rapid calculation and Trachtenberg rapid calculation. You can search on Google, but...
1053 rob1729 Send Email Jun 29, 2003
8:32 pm
Thank you Ron for an interesting message. I wonder if you have seen the movie INFINITY (1996) - I believe it includes a scene inspired by the Feynman/abacus...
1054 rondrond1 Send Email Jul 1, 2003
7:16 pm
... I did see that movie, but I don't recall that scene. I might add that Feynman tended to downplay his abilities in his stories. Somewhere I have a very...
1055 joshulator84 Send Email Jul 8, 2003
7:39 pm
This formula for finding roots of any number approximately triples the number of correct digits for each guess value and is derived by applying Halley's Method...
1056 hari_gwr@...
hari_gwr Send Email
Jul 9, 2003
12:57 pm
M.Hari Prasad (hari_gwr@...) has sent you this message from Guinness World Records: "Hello friends, My name is M.hari prasad,studying IV...
1057 Oleg Stepanov
olegstepanov@... Send Email
Jul 9, 2003
1:14 pm
hrc> "Hello friends, hrc> My name is M.hari prasad,studying IV B.Tech(Computer science) in hrc> India, ...if you wish to see more, please follow the link...
1058 Emmanuel.DUBRULLE@... Send Email Jul 9, 2003
1:19 pm
Namaste Hari, we are honoured by your visit. Emmanuël ... From: hari_gwr@... [mailto:hari_gwr@...] Sent: mercredi 9 juillet 2003 14:57 ...
1059 Emmanuel.DUBRULLE@... Send Email Jul 10, 2003
6:26 am
I've a question regarding the facts recorded in the Guinnes Book; Well,the question could seem weird : do we really know if somebody multiplied 2 numbers with...
1060 Paul Reed
t_paulr Send Email
Aug 5, 2003
1:21 pm
Dear all I've spent some weeks now looking at 13th root of 100 digits. My main motivation for this was the way this category of mental calculation was put on a...
1061 ralf_laue Send Email Aug 5, 2003
1:27 pm
... attempts in what timeframe? Where does this take place??? Are you able to pass on some attempts to wait for a 'nicer&#39; calculation? The suggested rules for...
1062 Emmanuel.DUBRULLE@... Send Email Aug 5, 2003
2:05 pm
Congratulations Paul, Suggestion to Ralf Laue and others rule designers : Make the task as fair as possible, do not exclude power of even numbers and ending by...
1063 Emmanuel.DUBRULLE@... Send Email Aug 5, 2003
2:06 pm
Nota Bene : I do not say that only for 13th root ... From: Emmanuel.DUBRULLE@... [mailto:Emmanuel.DUBRULLE@...] Sent: den 5 augusti 2003 16:05 ...
Messages 1030 - 1063 of 4930   Oldest  |  < Older  |  Newer >  |  Newest
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