| Stellar
Orbits |
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| • | Thinking
of rotation curves, the core shows fixed rotation (Ω = constant, |
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| V=Ωr,
and κ=2Ω) |
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| • | Differential
rotation where V = constant (Ω=V0/r; then κ=√2Ω) |
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| • | Ratio
of κ/Ω stays between 1 and 2 for realistic potentials. |
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