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- {{Image|Ellipse1.png|right|300px|Fig. 1. Ellipse (black closed curve). The sum of the lengths of the two red line segments ...e foci of the ellipse''. Consider an arbitrary point P<sub>1</sub> on the ellipse that has distance F<sub>1</sub>P<sub>1</sub> to F<sub>1</sub> and distance23 KB (3,856 words) - 12:00, 11 August 2024
- * Arthur Mazer, ''The Ellipse: A Historical and Mathematical Journey''. Wiley, 2010. ISBN 978-0470587188.328 bytes (41 words) - 12:51, 27 May 2010
- | article url = http://en.citizendium.org/wiki?title=Ellipse&oldid=100693427820 bytes (95 words) - 15:24, 29 July 2010
- 131 bytes (21 words) - 22:25, 22 May 2008
- {{Image|Ellipse1.png|right|300px|Fig. 1. Ellipse (black closed curve). The sum of the lengths of the two red line segments ...e foci of the ellipse''. Consider an arbitrary point P<sub>1</sub> on the ellipse that has distance F<sub>1</sub>P<sub>1</sub> to F<sub>1</sub> and distance23 KB (3,849 words) - 06:03, 29 August 2013
- 345 bytes (43 words) - 12:00, 11 August 2024
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- ...very nearly circular. (A circle is a special case of an ellipse, where the ellipse has an eccentricity of zero.)419 bytes (64 words) - 18:16, 18 August 2020
- ...anet is [[ellipse|elliptical]], with the sun at one of the two foci of the ellipse. ...be [[Circle_(mathematics)|circular]], as a circle is a special case of an ellipse. In this case, the sun is located at the center of the circle, and the semi855 bytes (143 words) - 07:00, 8 September 2024
- * Arthur Mazer, ''The Ellipse: A Historical and Mathematical Journey''. Wiley, 2010. ISBN 978-0470587188.328 bytes (41 words) - 12:51, 27 May 2010
- {{r|Ellipse}}147 bytes (17 words) - 16:13, 12 February 2008
- ...[[Circle_(mathematics)|circle]] is a special case of an ellipse, where the ellipse has an eccentricity of zero.)3 KB (423 words) - 19:29, 18 July 2021
- {{r|Ellipse}}374 bytes (51 words) - 07:00, 29 July 2024
- ...icity of the small ellipse depends on the angle between the plane of this ellipse and the plane of the Earth's orbit. The parallax angle α is used as a3 KB (470 words) - 12:45, 11 June 2009
- ...produced when a plane and a cone intersect. This produces either a circle, ellipse, parabola or hyperbola, or in the special case when the plane touches the v607 bytes (99 words) - 16:54, 2 March 2012
- {{r|Ellipse}}777 bytes (111 words) - 10:38, 25 June 2024
- ...'' is composed of [[ice]], [[gas]] and dust, and has a highly eccentric, [[ellipse|elliptical]] orbit around the [[Sun]]. Comets become visible as they approa887 bytes (136 words) - 17:01, 30 July 2024
- {{Image|Ellipse1.png|right|300px|Fig. 1. Ellipse (black closed curve). The sum of the lengths of the two red line segments ...e foci of the ellipse''. Consider an arbitrary point P<sub>1</sub> on the ellipse that has distance F<sub>1</sub>P<sub>1</sub> to F<sub>1</sub> and distance23 KB (3,849 words) - 06:03, 29 August 2013
- {{Image|Ellipse1.png|right|300px|Fig. 1. Ellipse (black closed curve). The sum of the lengths of the two red line segments ...e foci of the ellipse''. Consider an arbitrary point P<sub>1</sub> on the ellipse that has distance F<sub>1</sub>P<sub>1</sub> to F<sub>1</sub> and distance23 KB (3,856 words) - 12:00, 11 August 2024
- ...ooked potato preparation is put inside the dough, which is flattened to an ellipse of about 15 cm by 8 cm diameter and cut into half.2 KB (246 words) - 08:51, 8 June 2009
- ...work, and then the bit gradually lowered, as with a [[drill press]]. '''[[Ellipse|Trammel points]]''' are jigs that attach to the base for making elliptical3 KB (546 words) - 14:31, 2 May 2010
- ...ed to be the radius of Earth's orbit. Since Earth's orbit is actually an [[ellipse]] rather than a circle, an AU is formally defined as the radius of an unper4 KB (622 words) - 17:01, 13 July 2024
- ...for the [[Kepler]] elliptic planetary orbits.<ref>J. Sivardiere, ''Kepler ellipse or Cassini oval?'', European Journal of Physics, vol. '''15''', pp. 62-64 (4 KB (703 words) - 08:48, 29 December 2009
- ...orbits are [[ellipse]]s not circles with the Sun in one of the foci of the ellipse. He surmounted here a great psychological barrier that even Copernicus had8 KB (1,265 words) - 07:01, 5 September 2024
- In defining an [[ellipse]], the vertical diameter is known as the '''''conjugate diameter''''', and5 KB (691 words) - 11:52, 2 February 2023
- ...tum theory, the electron in a hydrogen-like (one-electron) atom moves in [[Ellipse|elliptic]] orbits. The principal quantum number appears in this theory at t5 KB (873 words) - 15:11, 15 May 2022
- Ellipse {{rpr|Ellipse}}11 KB (1,622 words) - 11:00, 13 September 2024