Backup diff of Sinc (No. 1)

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  • 1 (2018-10-02 (Tue) 01:35:43)
  • 2 (2018-10-10 (Wed) 01:37:34)
  • 3 (2021-01-17 (Sun) 00:56:45)

• The added line is THIS COLOR.
• The deleted line is THIS COLOR.

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- ■シンク関数の数学的諸性質
--  http://www.geocities.jp/ikuro_kotaro/koramu/sinc.htm