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geometry, the Soddy circles of a triangle are two circles associated with any triangle in the plane. Their centers are the Soddy centers of the triangle...11 KB (1,282 words) - 14:37, 6 February 2024
Descartes' theorem (redirect from Soddy circles)§ Soddy circles of a triangle). The result also follows from the observation that the Cayley–Menger determinant of the four coplanar circle centers is...50 KB (6,368 words) - 21:18, 29 July 2024
The Soddy line of a triangle is the line that goes through the centers of the two Soddy circles of that triangle. The Soddy line intersects the Euler...2 KB (168 words) - 12:07, 1 September 2023
(Figure 1); in this, Soddy's hexlet is the spherical analog of a Steiner chain of six circles. Consistent with Steiner chains, the centers of the hexlet spheres...15 KB (2,096 words) - 10:43, 16 July 2024
writer Margaret Todd in a 1913 suggestion to the British chemist Frederick Soddy, who popularized the term. The number of protons within the atom's nucleus...48 KB (6,006 words) - 10:02, 9 September 2024
Isoperimetric point (category Triangle centers)inner Soddy circle and its center is called the inner Soddy point or inner Soddy center of △ABC. The circle with the larger radius is the outer Soddy circle...7 KB (843 words) - 01:49, 10 October 2023
Equivalently, the radius of the outer Soddy circle of any right triangle is equal to its semiperimeter. The outer Soddy center is located at D, where ACBD is...81 KB (11,397 words) - 20:39, 1 September 2024
three-dimensional Soddy's hexlet. Similarly, if some circles of the Steiner chain are externally tangent to both given circles, their centers must lie on a...20 KB (2,841 words) - 15:10, 22 March 2023
radiochemist Frederick Soddy at the University of Glasgow was studying chemistry related problems on radioactive materials. Soddy had worked with Rutherford...76 KB (8,735 words) - 18:26, 31 August 2024- concerning the exchange of ions Radioactive displacement law of Fajans and Soddy, elements/isotopes created during radioactive decay Earth Crustal Displacement...3 KB (425 words) - 15:24, 1 June 2024
mathematical exponential formula. Rutherford and his student Frederick Soddy were the first to realize that many decay processes resulted in the transmutation...95 KB (9,766 words) - 03:59, 21 August 2024- discoveries and the concept of isotopes, first proposed in 1913 by Frederick Soddy, firmly placed 210Po as the penultimate step in the uranium series. In 1943...20 KB (2,100 words) - 23:31, 11 August 2024
Protactinium (category Chemical elements with body-centered tetragonal structure)radioactive decay of protactinium. John Arnold Cranston (working with Frederick Soddy and Ada Hitchins) is also credited with discovering the most stable isotope...50 KB (5,824 words) - 02:54, 13 July 2024
line, the Soddy line, the orthic axis and the Gergonne line. Note that the Euler line is orthogonal to the orthic axis and that the Soddy line is orthogonal...2 KB (230 words) - 08:37, 12 May 2024
Problem of Apollonius (section Mutually tangent given circles: Soddy's circles and Descartes' theorem)Steiner, in 1842 by Philip Beecroft, and again in 1936 by Frederick Soddy. Soddy published his findings in the scientific journal Nature as a poem, The...99 KB (12,234 words) - 16:25, 17 August 2024
Scorpio competed in the 2018 Scenic City Invitational Tournament held in Soddy Daisy, Tennessee, losing in the first round to AJ Gray. The following night...29 KB (2,813 words) - 03:08, 7 September 2024
power plant located on 525 acres (212 ha) located 7 miles (11 km) east of Soddy-Daisy, Tennessee, and 20 miles (32 km) north of Chattanooga, abutting Chickamauga...20 KB (1,152 words) - 09:32, 16 August 2024- Richard Slinger (category People from Soddy-Daisy, Tennessee)Akira Taue and Yoshinari Ogawa in a rematch at the Sendai Miyagi-ken Sports Center. This match was later aired on Japanese television at the end of the month...19 KB (2,087 words) - 11:48, 23 March 2024
- of biophysical economics and ecological economics, advanced by Frederick Soddy, Howard Odum and others. While at Johns Hopkins, Lotka completed his book...13 KB (1,377 words) - 19:21, 18 March 2024
Equal detour point (category Triangle centers)the center of the inner Soddy circle of a triangle and the additional distance travelled by the detour is equal to the diameter of the inner Soddy Circle...4 KB (480 words) - 00:36, 11 March 2024
- Rutherford and Soddy made the suggestion that it might not be impossible that helium is the product of the spontaneous change of the emanation; and Soddy and I
- not its first misuse by politicians and military authorities. Frederick Soddy address to New Europe Group meeting on the third anniversary of the Hiroshima
- Conversation likely turned to the research Soddy was doing on atomic structure and radioactivity. Soddy had recently discovered that atoms could be identical