 | 1823 - عدد الصفحات: 872
...writings of Borpo, and endeavoured to make them more intelligible. To him we owe the discovery of points of distance, to which all lines that make an angle of 45 degrees with the ground-lino are drawn. A little time after, Guido l balni, another Italian, found... | |
 | Frederick Edward Hulme - 1882 - عدد الصفحات: 240
...writings of Borgo and endeavoured to make them more intelligible ; to him we owe the discovery of points of distance to which all lines that make an angle of 45° with the ground line are drawn. A little time after, Guido Ubaldi, another Italian, found that all lines that... | |
| |
Borgo and endeavoured to make them more intelligible ; to him we owe the discovery of points of distance to which all lines that make an angle of 45° with the ground line are drawn. 