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epicycle

Epicycle vs Null - What's the difference?

epicycle | null |


As nouns the difference between epicycle and null

is that epicycle is epicycle while null is zero, nil; the cardinal number before einn.

Epicycle - What does it mean?

epicycle | |

Epicycle vs Equant - What's the difference?

epicycle | equant |


As nouns the difference between epicycle and equant

is that epicycle is a small circle whose centre is on the circumference of a larger circle; in Ptolemaic astronomy it was seen as the basis of revolution of the "seven planets", given a fixed central Earth while equant is the center of a planetary epicycle.

As an adjective equant is

having comparable measurements in all directions; equidimensional.

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