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hypocycloid
a = radius of fixed circle; b = radius of rotating circle
Tech-GraphicsThe American Heritage® Science Dictionary Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
hypocycloid
If a equals the radius of a fixed circle and b equals the radius of a smaller rotating circle, the parametric equations of the hypocycloid are: x = (a - b) cosΘ + b cos [(a - b)Θ]/b
y=(a - b) sinΘ - b sin[( a - b)Θ]/b
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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