| Автор | Robinson, R. T. |
| Дата выпуска | 1939 |
| dc.description | 1. In a tetrahedron ABCD with its opposite edges perpendicular there are two tetrahedra which can be described as pedal tetrahedra. (1) the tetrahedron A<sub>0</sub> B<sub>0</sub> C<sub>0</sub> D<sub>0</sub> where these points are the feet of the perpendiculars from ABCD on to the faces BCD. |
| Формат | application.pdf |
| Издатель | Cambridge University Press |
| Копирайт | Copyright © Edinburgh Mathematical Society 1939 |
| Название | On pedal tetrahedra |
| Тип | research-article |
| DOI | 10.1017/S0950184300002561 |
| Electronic ISSN | 0950-1843 |
| Print ISSN | 0950-1843 |
| Журнал | Edinburgh Mathematical Notes |
| Том | 31 |
| Первая страница | iv |
| Последняя страница | viii |
| Аффилиация | Robinson R. T.; 115 Shobnall Road, Burton-on-Trent. |
