| 1. | Gregg Easterbrook often refers to the Steelers as the Hypocycloids.
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| 2. | An elementary construction using hypocycloids was found by achieving the same lower bound.
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| 3. | Hypocycloids " rolling " inside one another.
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| 4. | The cusps of each of the smaller curves maintain continuous contact with the next-larger hypocycloid.
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| 5. | It consists of the word " Steelers " surrounded by three astroids ( hypocycloids of four cusps ).
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| 6. | In this case the trajectories are called hypocycloids and the equations above reduce to those for a hypocycloid.
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| 7. | In this case the trajectories are called hypocycloids and the equations above reduce to those for a hypocycloid.
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| 8. | Chilean soccer team CD Huachipato based their crest on the Steelers'logo, and as such features hypocycloids.
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| 9. | In this case, the curve traced by a point on the pitch circle of the planet is a hypocycloid.
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| 10. | The Pittsburgh Steelers'logo, which is based on the Steelmark, includes three astroids ( hypocycloids of four cusps ).
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