97 一切基本二维几何图形归于椭圆：基于射影等价与曲率极值收敛的统一论证
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Published: 2026/04/24 - Updated: 2026/06/27
Total: 3000 words
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一切基本二维几何图形归于椭圆：基于射影等价与曲率极值收敛的统一论证
摘要
传统欧氏几何长期依据外观形态对平面图形进行分类，将圆、椭圆、抛物线、双曲线、光滑闭曲线、...