Ford circle

English

Some Ford circles

Etymology

Named after American mathematician Template:W, who wrote about them in 1938.

Noun

1. Template:Lb Any one of a class of circles with centre at (p/q, 1/(2q²)) and radius 1/(2q²), where p/q is an irreducible fraction (i.e., p and q are coprime integers).

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Translations

• German: Template:T

Further reading

• Template:Pedia
• Template:Pedia
• Ford Circle on Template:W