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Author:
kidmancmw
GeoGebra
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撒针估算面积实验
盈利與虧蝕
折扣
斐波那契螺旋弧线（表格法）
龙形曲线-分形龙2
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zhengming
自動調整切割數的積分
高中数学
畢氏定理拼圖007(8片)
小二 、小三 | 看時間
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Functions
Volume
Rhombus
Distributions
Function Graph