105 citations
- Hartford Financial Services (United States)4 papers
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Showing 2007Show all
3 papers · 1 filter
astro-ph2007★ 19 cited
Analytic Central Orbits and their Transformation Group
Donald Lynden-Bell, Shoko Jin
A useful crude approximation for Abelian functions is developed and applied to orbits. The bound orbits in the power-law potentials A*r^{-alpha} take the simple form (l/r)^k = 1 +…
astro-ph2007★ 10 cited
Electromagnetic Fields in Jets
B. D. Sherwin, D. Lynden-Bell
The magnetic fields and energy flows in an astronomical jet described by our earlier model are calculated in detail. Though the field distribution varies with the external pressure…
math.GR2007
Chord theorems on graphs
Mohammad Javaheri
The Horizontal Chord Theorem states that if a continuous curve connects points and in the plane, then for any integer there are points and on the curve such tha…