Bell number

[Henry Gould]

I think some Seqfans would be interested in knowing that the color
purple plays a role in the Genji Monogatari since the Japanese word
for purple is indeed Murasaki.

Henry Gould

"y.kohmoto" wrote:

>     Hello, seqfans.
>     I think Japanese is the most mathematical language.
>     Because it has all names of partitions of an 5-element set.
>
>     "Genjikoh no zu"
>     http://plaza27.mbn.or.jp/~921/kumiko/genjiko/genjikou.html
>     See this site. Before it please download Japanese character set.
>
>     You can see all figures and kanjis and names of 52 cases which is 5-th
> term of Bell number.
>
>     For example, No.5 represents {1,2}{3,4}{5}.
>     You will understand easily the law of figure. At a cross point, it is
> not jointed.
>     Next line, you see the kanji which means "young violet".
>     Last line, the name "waka murasaki"
>
>     Yasutoshi