| Nathan Scholfield - Conic sections - 1845 - 542 pages
...a point in the surface equally distant from all the points in the circumference of this circle. 6. A spherical triangle is a portion of the surface of a sphere, bounded by three arcs of great circles. Those arcs, named the sides of the triangle, are always supposed... | |
| Nathan Scholfield - 1845 - 894 pages
...a point in the surface equally distant from all the points in the circumference of this circle. 6. A spherical triangle is a portion of the surface of a sphere, bounded by three arcs of great circles. Those arcs, named the sides of the triangle, are always supposed... | |
| Nathan Scholfield - Conic sections - 1845 - 244 pages
...a point in the surface equally distant from all the points in the circumference of this circle. 6. A spherical triangle is a portion of the surface of a sphere, bounded by three arcs of great circles. Those arcs, named the sides of the triangle, are always supposed... | |
| Benjamin Peirce - Plane trigonometry - 1845 - 498 pages
...TRIGONOMETRY. CHAPTER I. DEFINITIONS. 1. Spherical Trigonometry treats of the solution of spherical triangles. A Spherical Triangle is a portion of the surface of a sphere included between three arcs of great circles. In the present treatise those spherical triangles only... | |
| Benjamin Peirce - Plane trigonometry - 1845 - 498 pages
...TRIGONOMETRY. CHAPTER I. DEFINITIONS. 1. Spherical Trigonometry treats of the solution of spherical triangles. A Spherical Triangle is a portion of the surface of a sphere included between three arcs of great circles. In the present treatise those spherical triangles only... | |
| Roswell Park - 1847 - 632 pages
...intercepted between two parallel planes ; and the intercepted solid is called a spherical segment. A spherical triangle, is a portion of the surface of a sphere, bounded by three arcs of great circles, that is, circles whose planes pass through the centre. The... | |
| George Roberts Perkins - Geometry - 1847 - 326 pages
...a point in the surface equally distant from all the points in the circumference of this circle. 12. A spherical triangle is a portion of the surface of a sphere, bounded by three arcs of great circles. Those arcs, named the sides of the triangle, are always supposed... | |
| D. M. Knapen - Measurement - 1849 - 300 pages
...and the equatorial distance between two meridians 5 feet ; required tin- lunar area. Ans. 120 feet. A spherical triangle is a portion of the surface of a sphere bounded by the arcs of three great circles. The spherical excess is the excess of the three angles... | |
| Charles Davies - Trigonometry - 1849 - 372 pages
...nothing, its solidity will be i BOOK IX. OF SPHERICAL TRIANGLES AND SPHERICAL POLYGONS. Definitions. 1. A spherical triangle is a portion of the surface of a sphere, bounded by three arcs of great circles. 2. A spherical triangle takes the name of right-angled, isosceles,... | |
| George Roberts Perkins - Geometry - 1850 - 332 pages
...a point in the surface equally distant from all the points in the circumference of this circle. 12. A spherical triangle is a portion of the surface of a sphere, bounded by three arcs of great circles. Those arcs, named the sides of the triangle, are always supposed... | |
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