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隔板法解组合问题

Author:赵林

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直角坐標平面上的旋轉變換
找出對稱軸
三位數除以一位數（一）
拼砌四邊形
画直线等分三角形的面积

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正方形的旋轉2
找動矩形的軌跡
螺線相似正N邊形
編織圓
拋物面的光學性質

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Arithmetic Operations
Geometric Transformations
Scalene Triangles
Hypergeometric Distribution
Optimization Problems

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