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正余弦函数一个周期图像的生成
Author:
冯伟冀
Topic:
Trigonometry
GeoGebra
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近似值：有效數字
算柱 (兩位數)
長方體平面投影 (Codex版)
國旗 (Claude 版)
國旗 (作圖步驟直接餵給 Claude)
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圓錐曲線
數學傳播39卷4期, 平面幾何公式思考
Copy of 劉徽的「割圓術」
內擺線觀察
昆三中课堂试用1
Discover Topics
Diagrams
Quadrilaterals
Incircle or Inscribed Circle
Integers
Probability