dumbbell curve

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English[edit]

Etymology[edit]

From dumbbell +‎ curve, since the shape loosely resembles a dumbbell.

Dumbbell curve with equation y² = x⁴-x⁶.

Noun[edit]

dumbbell curve (plural dumbbell curves)

  1. (mathematics) Any of a family of closed curves having two lobes; they satisfy the general equation y2 = α2(x4 - x6).
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