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置换
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ZTFtrue committed Aug 11, 2020
1 parent 1dff23a commit b241dde
Showing 1 changed file with 19 additions and 2 deletions.
21 changes: 19 additions & 2 deletions Math.lyx
Original file line number Diff line number Diff line change
Expand Up @@ -6074,7 +6074,24 @@ S(K)中的变换的合成满足结合律;

\end_inset

这样表示的一一对应在数学上称为置换(permutation).

\end_layout

\begin_layout Paragraph

\series bold
\color orange
置换
\end_layout

\begin_layout Standard
这样表示的一一对应在数学上称为
\series bold
\color orange
置换
\series default
\color inherit
(permutation).
与对称变换一样, 我们通常用字母
\begin_inset Formula $a$
\end_inset
Expand All @@ -6083,7 +6100,7 @@ S(K)中的变换的合成满足结合律;
\begin_inset Formula $b$
\end_inset

等未表示置换.
等来表示置换.
\end_layout

\begin_layout Chapter
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