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  <author_name>malibu-bulldog</author_name>
  <author_url>https://blog.hatena.ne.jp/malibu-bulldog/</author_url>
  <blog_title>malibu-bulldogの日記</blog_title>
  <blog_url>https://malibu-bulldog.hatenadiary.org/</blog_url>
  <categories>
    <anon>アルゴリズム</anon>
  </categories>
  <description>なんとなく離散フーリエ変換をやってみたくてこんなプログラムを作ってみました。 #include #include using namespace std; class Dft { public: int m_sum; double* m_cos_coefficient; double* m_sin_coefficient; public: Dft(); ~Dft(); void computing(double* f, int sum, double x); void display(void); void reconstruct(void); void reconstruct(double …</description>
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  <image_url></image_url>
  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2008-01-25 18:20:23</published>
  <title>離散フーリエ変換</title>
  <type>rich</type>
  <url>https://malibu-bulldog.hatenadiary.org/entry/20080125/1201252823</url>
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