Title:
INTELLECTUAL TRAINING AID FOR PRIME-NUMBER TOWER
Document Type and Number:
WIPO Patent Application WO/2012/133213
Kind Code:
A1
Abstract:
An intellectual training aid for a prime number tower, in which a prime number candidate chart is constructed as a tubular prime number tower to allow information related to determining prime numbers to be confirmed as simple organized information, wherein: each layer that constitutes the prime number tower is formed by being arranged in an annular shape; each of the layers is configured from unit blocks, adjacent blocks representing a maximum value or a minimum value, and carry-up blocks in contact on both sides with both of the adjacent blocks belonging to the upper layer or lower layer; the prime number 1, as well as prime numbers that occur in the interval from 2 to 30, are represented in the carry-up blocks and the unit blocks belonging to a reference layer serving as a reference; and skip marks indicating the characteristics of rows that correspond to the numbers 2, 3 and 5 in the reference layer are represented in the unit blocks belonging to the rows.
Inventors:
TAKAHASHI YUKO (JP)
Application Number:
PCT/JP2012/057569
Publication Date:
October 04, 2012
Filing Date:
March 23, 2012
Export Citation:
Assignee:
TAKAHASHI YUKO (JP)
International Classes:
G09B19/02; A63H33/00
Foreign References:
| JP2006081784A | 2006-03-30 | |||
| US20070009867A1 | 2007-01-11 | |||
| JPS57185398U | 1982-11-25 |
Other References:
DIEDRICH, K.: "Primzahl-Lucken-Verteilung ohne Geheimnisse?", 14 February 2004 (2004-02-14), Retrieved from the Internet [retrieved on 20110805]
"Sieb des Ulam", 7 October 2007 (2007-10-07), Retrieved from the Internet [retrieved on 20110805]
"Sieb des Ulam", 7 October 2007 (2007-10-07), Retrieved from the Internet
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Claims: