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Bullet-nose curve : ウィキペディア英語版 | Bullet-nose curve
In mathematics, a bullet-nose curve is a unicursal quartic curve with three inflection points, given by the equation : The bullet curve has three double points in the real projective plane, at x=0 and y=0, x=0 and z=0, and y=0 and z=0, and is therefore a unicursal (rational) curve of genus zero. If : then : are the two branches of the bullet curve at the origin. ==References==
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抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Bullet-nose curve」の詳細全文を読む
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