a curve of degree n related to a given curve C of degree n + 1 and a point P by containing every point of C whose tangent passes through P.
| 单词 | θ115674 |
| 释义 | the world > relative properties > number > geometry > point > [noun] > on a curve (10) first polar1836 a curve of degree n related to a given curve C of degree n + 1 and a point P by containing every point of C whose tangent passes through P. umbilic1843 Geometry. (See quots. 1875–1876.) spinode1852 A stationary point on a curve; a cusp. stationary point1856 Mathematics. A point on a curve or graph where the tangent is horizontal (i.e. where the first derivative of the function it represents is zero). ineunt1859 A point of a curve. Also ineunt-point. triple point1872 (a) (Geometry), a point common to three branches of a curve, or at which the curve has three tangents: see triple line n.; (b) (Physics), the… tacnode-cusp1873 the singularity of a curve which arises when a cusp and an immediately following tangency of the two branches coalesce. Subcategories:— point of inflection (3) |
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