Journal of geometry. 2011;102(1-2):85-101. doi: 10.1007/s00022-011-0095-x Q20.82025
Projection pencils of quadrics and Ivory’s theorem
二次曲线投影笔与Ivory定理
DOI: 10.1007/s00022-011-0095-x
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Journal of geometry. 2011;102(1-2):85-101. doi: 10.1007/s00022-011-0095-x Q20.82025
DOI: 10.1007/s00022-011-0095-x
摘要 查看摘要