| John Harris - 1706 - 298 sider
...Diameter is equal, &c. Q;E. D, PROP. PROP. VII. . In the Stereographick ProjettionjheAngles made by the Circles on the Surface of the Sphere, are equal to the Angles made by their RefrefentAtivej in the of the Projection. Suppofe the Eye at A projecting the Angle RBS upon the Primitive... | |
| Samuel Heynes - 1716 - 180 sider
...will remain CBA=DBE*e = FBI. ?. e. d, PROP. V. i Tn Stenographic Projeftiott the Angles made by the Circles on the Surface of the Sphere are equal to the Angles made by their Reprefentatiyes on the plane of the Projection. DEMONSTRATION. Suppofe the Eye at A, projsfting the... | |
| James Hodgson - 1723 - 724 sider
...be its Radius or Semi-diameter. Prop. LA Theorem In Steretgrapiic Projection, the Angles made by the Circles on the Surface of the Sphere, are equal to the Angles made by their Reprefcntatives on the Plane of thePi eject ion. . Suppofe the Eye at e, projecting the Spherical Angle... | |
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