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[几何] 椭圆反演变成椭圆 |
Author|
hbghlyj
Posted 2023-5-12 16:44
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Comment谢谢! 我已经更正
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Comment$f$是反演,$g$是圆到椭圆的仿射,则$gfg^{-1}$是椭圆反演
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