| Samuel Webber - 1801
...Lines are either right, or curved, or mixed of these two. 6. A right line, or straight line, lies all **in the same direction between its extremities, and is the shortest distance between two points.** 7. A curve continually changes its direction between its extreme points. 8. Lines are either parallel,... | |
| Isaac Dalby - 1807
...thickness. The bounds of a solid are surfaces. 6. A right line, or straight line, is that which lies all **in the same direction between its extremities ; and is the shortest distance between two points.** 7. A plane, or plane superficies, is that in which any two points being taken, the right line between... | |
| Peter Nicholson - 1809
...has neither parts nor magnitude. 3. A line is length, without breadth or thickness. 4. A svperfices **has length and breadth only. 5. A solid is a figure...parallel, oblique, perpendicular, or tangential. 10.** ParaUel Knes are always at the same distance, and will never meet though ever so far produced. 1 1... | |
| Charles Hutton - 1818
...Lines are either Right, or Curved, or Mixed of these two. 6. A Right Line, or Straight Line, lies all **in the same direction, between its extremities ; and is the shortest distance between two points.** When a line is mentioned simply, it means a Right Line. 7. A Curve continually changes its direction... | |
| Charles Hutton - 1822
...Lines are either Right, or Curved, or Mixed of these two. 6. A Right Line, or Straight Line, lies all **in the same direction, between its extremities ; and is the shortest distance between two points.** When a line is mentioned simply, it means a Right line. 7. A Curve continually changes its direction... | |
| Anthony Nesbit, W. Little - 1822 - 533 sider
...thickness. 3. Lines are either right, curved, or parallel. 4. A right or straight line lies wholly **in the same direction between its extremities, and is the shortest distance between two points.** 5. A curved line continually changes its direction between its extremities. 6. Parallel lines always... | |
| Anthony Nesbit - 1824 - 434 sider
...thickness. 3. Lines are either right, curved, or parallel. 4. A right or straight line lies wholly **in the same direction between its extremities, and is the shortest distance between two points.** , . 5. A curved line continually changes its direction between its extremities. 6. Parallel lines always... | |
| Edward Shaw - 1832 - 192 sider
...of surfaces, and points the extremities of lines. 6. Lines are either right, curved, or mixed, as E. **7. A right or straight line lies in the same direction...is the shortest distance between two points. 8. A** curre continually changes its directions between its extreme points, as F. 9. Lines are either parallel,... | |
| William Grier - 1832
...Lines are either Right, or Curved, or mixed of these two. & A Right Line, or Straight Line, lies all **in the same direction, between its extremities ; and is the shortest distance between two points.** When a line is mentioned simply, it means a Right Line. 7. A Curve continually changes its direction... | |
| 1835
...Lines are either Right or Curved, or Mixed of these two. 6. A Right Line, or Straight Line, lies all **in the same direction between its extremities, and is the shortest distance between two points.** When a line is mentioned simply, it means a right line. 7. A Curve continually changes its direction... | |
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