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@qiusir:不问人生几何,但图几何人生~
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@qiusir:原本是尝试用“序列”构造下空间纵波的模型,结果花样百出...[?]
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@qiusir:借鉴TY同学的思路把YT同学的题目用过Geogebra改进了下:用运动学求解两个小球恰好都能越过的三个挡板的高度比?(小球和地面弹性碰撞且忽略碰撞时间)
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@qiusir:平抛小球非弹性碰撞的3D的动图...[?]
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