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taroyabuki committed Oct 9, 2024
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3 changes: 2 additions & 1 deletion README.md
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Wolfram|Alpha,Python,R,Mathematicaをフル活用して,大学教養レベルの統計,微分積分,線形代数の全体像を把握する.学び直しにも最適な一冊.

[書店へのリンク集(版元ドットコム)](https://www.hanmoto.com/bd/isbn/9784274231797)
- [書店へのリンク集(版元ドットコム)](https://www.hanmoto.com/bd/isbn/9784274231797)
- [国会図書館](https://ndlsearch.ndl.go.jp/books/R100000002-I033398783)

![書影](https://www.ohmsha.co.jp/Portals/0/book/small/978-4-274-23179-7.jpg)

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14 changes: 7 additions & 7 deletions code/mathematica/mathematica.md
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Expand Up @@ -1566,13 +1566,13 @@ R2 = 1 - eh . eh/g . g; N[R2]
```

```code
{Mean[eh] == 0, (* 特徴1 *)
Mean[yh] == Mean[y], (* 特徴2 *)
g . g == fh . fh + eh . eh, (* 特徴3 *)
R2 == fh . fh/g . g, (* 特徴4 *)
R2 == Correlation[y, yh]^2, (* 特徴5 *)
0 <= R2 <= 1, (* 特徴6 *)
Correlation[y, yh] == Correlation[y, x1]} (* 特徴7 *)
{Mean[eh] == 0, (* 特徴1 *)
Mean[yh] == Mean[y], (* 特徴2 *)
g . g == fh . fh + eh . eh, (* 特徴3 *)
R2 == fh . fh/g . g, (* 特徴4 *)
R2 == Correlation[y, yh]^2, (* 特徴5 *)
0 <= R2 <= 1, (* 特徴6 *)
Correlation[y, yh]^2 == Correlation[y, x1]^2} (* 特徴7 *)
```

```code
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