 | Joseph Edmund Wright - 1908 - 108 pàgines
...(1) It is identically zero if [ra] is geodesic. (2) Its projection on the plane tangent to the lines i and n is equal to the curvature of the projection of the line n on the same plane. (3) It is normal to the line n. For these reasons y is called the geodesic... | |
 | 104 pàgines
...(1) It is identically zero if [n\ is geodesic. (2) Its projection on the plane tangent to the lines i and n is equal to the curvature of the projection of the line n on the same plane. (3) It is normal to the line n. For these reasons y is called the geodesic... | |
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It is identically zero if [ra] is geodesic. (2) Its projection on the plane tangent to the lines i and n is equal to the curvature of the projection of the line n on the same plane. (3) It is normal to the line n. For these reasons y is called the geodesic... 