4 citations · 8 across the 13 of their papers we have counts for
Showing 2009Show all
2 papers · 1 filter
math.MG2009★ 2 cited
Contributions to Four-Position Theory with Relative Rotations
Hans-Peter Schröcker
We consider the geometry of four spatial displacements, arranged in cyclic order, such that the relative motion between neighbouring displacements is a pure rotation. We compute th…
math.MG2009
Orthologic Tetrahedra with Intersecting Edges
Hans-Peter Schröcker
Two tetrahedra are called orthologic if the lines through vertices of one and perpendicular to corresponding faces of the other are intersecting. This is equivalent to the orthogon…