Mandan, S. R. Projective tetrahedra in a 4-space. (English) Zbl 0118.36103 J. Sci. Eng. Res. 3, 169-184 (1959). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document Keywords:analytic geometry, projective geometry × Cite Format Result Cite Review PDF