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百分數及其應用
第八周作业3
第八周作业2
正方形雪花图案
龙形曲线-分形龙2
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平行線截等比例
電子幾何條(2014)
分數比較
Apollonius Problem 7 CCP Inversion 12
Angle between Plane and Plane
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Volume
LCM and GCD
Planes
Numbers
Integral Calculus