英语词汇“negative pedal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

> as lemmas

negative pedal

negative pedal n. Geometry the curve or surface of which a given curve or surface is the pedal (pedal n.¹ 8).

ΚΠ

1873 B. Williamson Elem. Treat. Differential Calculus (ed. 2) §183 If perpendiculars be drawn to the tangents to the pedal, we get a new curve called the second pedal of the original: and so on. With respect to its pedal, the original curve is styled the first negative pedal, etc.

1981 Amer. Math. Monthly 88 655 It is a pleasant exercise to verify that the negative pedal is an ellipse or hyperbola, according as S is inside or outside R.

extracted from negativeadj.adv.²int.

as lemmas

单词	negative pedal
释义	> as lemmas negative pedal negative pedal n. Geometry the curve or surface of which a given curve or surface is the pedal (pedal n.¹ 8). ΚΠ 1873 B. Williamson Elem. Treat. Differential Calculus (ed. 2) §183 If perpendiculars be drawn to the tangents to the pedal, we get a new curve called the second pedal of the original: and so on. With respect to its pedal, the original curve is styled the first negative pedal, etc. 1981 Amer. Math. Monthly 88 655 It is a pleasant exercise to verify that the negative pedal is an ellipse or hyperbola, according as S is inside or outside R. extracted from negativeadj.adv.²int. < as lemmas
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