 | John Playfair - 1806 - 320 sayfa
...intersections of one superficies with another are also lines." Book IV v-*~»"WA plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies. VI. A plane rectilineal angle is the inclination of two straight lines to one another, which meet together,... | |
 | John Gummere - 1814 - 398 sayfa
...points. 5. A superficies or surface has length and breadth, but thickness. 6. A plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies. -- , t 7- A plane rectilineal angle is the inclination of two straight lines to one another, which... | |
 | Charles Butler - 1814 - 528 sayfa
...spherical, cylindrical, conical, and many others. According to this definition, a plane superficies "is that in which any two points being taken, the straight...line between them lies wholly in that superficies;" the term " plane," in popular language, means that which is perfectly fiat, or level) now if two points... | |
 | John Playfair - 1819 - 350 sayfa
...the intersec" tions of one superficies with another are also lines." V. A plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies. VI. A plane rectilineal angle is the inclination of two straight lines to one another, which meet together,... | |
 | Euclid, Robert Simson - 1821 - 514 sayfa
...length and breadth. VI. The extremities of a superficies are lines/ VII. A plane superficies is that in which any two points being taken,* the straight...line between them lies wholly in that superficies. VIII. " A plane angle is the inclination of two lines to one another* in, a plane, which meet together,... | |
 | Euclid - 1822 - 222 sayfa
...learned Robert Simson gives a different definition of a plane surface. A plane superficies is that in which any two points being taken, the straight line between them lies wholly in' that superficies : this indeed is a well known property of a plane ; but as it can easily be deduced from Euclid's definition... | |
 | George Crabb - 1823 - 704 sayfa
...Superficies are either plane, rectilinear, curvilinear, convex, or concave. — A plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies. — A rectilinear superficies is that which is bounded by right lines. — A curvilinear superficies... | |
 | Peter Nicholson - 1825 - 1046 sayfa
...only length and breadth. 6. The extremities of a superficies are lines. 7. A plane superficies is that in which any two points being taken, the straight line between them lies wholly in that superficies. 8. " A plane angle is the inclination of two lines to one another in a plane, which meet together,... | |
 | Nathaniel Bowditch - 1826 - 732 sayfa
...distance between the two points which limits its length, as A - С III. A PLANE SUPERFICES is that in which any two points being taken, the straight line between them lies wholly in that surface. IV. PARALLEL LINES are such as are in the same plane AB and which extended infinitely do never... | |
 | Thomas Curtis - 1829 - 814 sayfa
...and the intersections of superficies with one another are also lines. 5. A PLANE SUPERFICIES is that in which any two points being taken, the straight line between them lies wholly in that superficies. 6. A PLANE RECTILINEAL ANGLE is the inclination of two straight lines to one another,which meet together,... | |
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A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight line. 
