 | Adrien Marie Legendre - 1828 - 346 sider
...in which case, the centres and the point of contact lie in the same straight line. THEOREM. i 471. The angle formed by two arcs of great circles, is equal to the angle formed by the tangents of these arcs at their point of intersection, and is measured by the arc described from this point of intersection,... | |
 | Adrien Marie Legendre - 1830 - 344 sider
...the tangents of these arcs at their point of intersection, and is measured by the arc describedfrom this point of intersection, as a pole, and limited...by the sides, produced if necessary. Let the angle BAC be formed by the A.. two arcs AB, AC ; then will it be equal to the angle FAG formed by the tangents... | |
 | Adrien Marie Legendre - 1836 - 394 sider
...pole with which a perpendicular to AM may be described passing through the point P. PROPOSITION VI. THEOREM. The angle formed by two arcs of great circles, is equal to the angle formed by the tangents nf these arcs at their point of intersection, and is measured by the arc described from this point... | |
 | Adrien Marie Legendre - 1837 - 376 sider
...may be described passing through the point P. PROPOSITION VI. THEOREM. The angle formed by two area of great circles, is equal to the angle formed by the tangents oftliese arcs at their point of intersection, and is measured by the arc described from this point... | |
 | Adrien Marie Legendre - 1838 - 372 sider
...pole with which a perpendicular to AM may be described passing through the point P. PROPOSITION VI. THEOREM. The angle formed by two arcs of great circles,...equal to the angle formed by the tangents of these arcs at their point of intersection, and is measured by the arc described from this point of intersection,... | |
 | Adrien Marie Legendre - 1838 - 382 sider
...perpendicular to AM may be described passing through the point P. PROPOSITION VI. THEOREM. The angle fanned by two arcs of great circles, is equal to the angle formed by trie tangents of these arcs at their point of intersection, and is measured by the arc described from... | |
 | Nathan Scholfield - 1845 - 894 sider
...in which case, the centres and the point of contact lie in the same straight line. PROPOSITION VIII. THEOREM. The angle formed by two arcs of great circles,...the two arcs AB, AC ; then it will be equal to the angle FAG formed by the tangents AF, AG, and be measured by the arc DE, described about A as a pole.... | |
 | Nathan Scholfield - 1845 - 506 sider
...in which case, the centres and the point of contact lie in the same straight line. PROPOSITION VIII. THEOREM. The angle formed by two arcs of great circles,...the two arcs AB, AC ; then it will be equal to the angle FAG formed by the tangents AF, AG, and be measured by the arc DE, described about A as a pole.... | |
 | Nathan Scholfield - 1845 - 244 sider
...in which case, the centres and the point of contact lie in the same straight line. PROPOSITION VIII. THEOREM. The angle formed by two arcs of great circles,...by the sides, produced if necessary. Let the angle BAC be formed by the two arcs AB, AC ; then it will be equal to the angle FAG formed by the tangents... | |
 | George Roberts Perkins - 1847 - 326 sider
...and the point of contact lie in the same straight line. • '•'.•',.' ' ii ** , PROPOSITION XXI. THEOREM. The angle formed by two arcs of great circles...equal to the angle formed by the tangents of these arcs at the point of intersection, and is therefore measured by the arc described from the point of... | |
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... this point of intersection, as a pole, and limited by the sides, produced if necessary. Let the angle BAC be formed by the two arcs AB, AC ; then it will be equal to the angle FAG formed by the tangents AF, AG, and be measured by the arc DE, described... 
