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[期刊论文] 作者：Peter Paul Klein,
来源：应用数学(英文) 年份：2020
A contiguous derivation of radius and center of the insphere of a general tetrahedron is given. Therefore a linear system is derived. After a transformation of...
[期刊论文] 作者：Peter Paul Klein,
来源：应用数学(英文) 年份：2013
In this note, the ideas employed in [1] to treat the problem of an ellipsoid intersected by a plane are applied to the analogous problem of a hyperboloid being...
[期刊论文] 作者：Peter Paul Klein,
来源：应用数学(英文) 年份：2012
It is well known that the line of intersection of an ellipsoid and a plane is an ellipse. In this note simple formulas for the semi-axes and the center of the e...
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