このアカウントは、notestockで公開設定になっていません。
このアカウントは、notestockで公開設定になっていません。
(235−8)(xy)=(72)(13/25−8)(xy)=(7/22)(13/20−31/2)(xy)=(7/2−31/2)(13/201)(xy)=(7/21)(1001)(xy)=(21)\begin{aligned}
\begin{pmatrix}
2 & 3 \\
5 & -8
\end{pmatrix}
\begin{pmatrix}
x \\
y
\end{pmatrix}
& =
\begin{pmatrix}
7 \\
2
\end{pmatrix} \\
\begin{pmatrix}
1 & 3/2 \\
5 & -8
\end{pmatrix}
\begin{pmatrix}
x \\
y
\end{pmatrix}
& =
\begin{pmatrix}
7/2 \\
2
\end{pmatrix} \\
\begin{pmatrix}
1 & 3/2 \\
0 & -31/2
\end{pmatrix}
\begin{pmatrix}
x \\
y
\end{pmatrix}
& =
\begin{pmatrix}
7/2 \\
-31/2
\end{pmatrix} \\
\begin{pmatrix}
1 & 3/2 \\
0 & 1
\end{pmatrix}
\begin{pmatrix}
x \\
y
\end{pmatrix}
& =
\begin{pmatrix}
7/2 \\
1
\end{pmatrix} \\
\begin{pmatrix}
1 & 0 \\
0 & 1
\end{pmatrix}
\begin{pmatrix}
x \\
y
\end{pmatrix}
& =
\begin{pmatrix}
2 \\
1
\end{pmatrix} \\
\end{aligned}
RE: https://voskey.icalo.net/notes/9u25nhzkik
このアカウントは、notestockで公開設定になっていません。
死ぬのは怖いが、例えば三途の川を渡る前に3日間、"神様"に、西暦10000年の日本はどうなっているかや1億年後の地球はどうなっているか、あるいは生命はどこからやってきたのかとか、数学や物理学の未解決問題の解答を聞けるとしたら、死ぬのがわりと楽しみになる人は結構多いような気がする。
あをによし ならのみやこは さく花の にほふがごとく いまさかりなり
小野朝臣老（万葉集 巻三 328）
#今日の一首 https://iwshkey.com/@kunio_miracle/pages/utayomitoday
今日のruleはrule176です。
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長さ6の虫体が出てきた。
駆虫に成功した！
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