spinode
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spinode — /ˈspɪnoʊd/ (say spinohd) noun → cusp (def. 4). {Latin spī(na) spine + node} …
spinode — /spuy nohd/, n. cusp (def. 3). [1850 55; irreg. < L spin(a) SPINE + NODE] … Useful english dictionary
List of curve topics — This is a list of curve topics in mathematics. See also curve, list of curves, and list of differential geometry topics.*acnode *algebraic curve *arc *asymptote *asymptotic curve *Barbier s theorem *barycentric… … Wikipedia
Singular point of a curve — In geometry, a singular point on a curve is one where the curve is not given by a smooth embedding of a parameter. The precise definition of a singular point depends on the type of curve being studied. Contents 1 Algebraic curves in the plane 1.1 … Wikipedia
Tacnode — In geometry, a tacnode is a species of singular point of a curve. It is defined as a point where two (or more) osculating circles to the curve at that point are tangent.For example, the Links curve with equation (x^2+y^2 3x)^2 4x^2(2 x) = 0 has a … Wikipedia
cusp — cuspal, adj. /kusp/, n. 1. a point or pointed end. 2. Anat., Zool., Bot. a point, projection, or elevation, as on the crown of a tooth. 3. Also called spinode. Geom. a point where two branches of a curve meet, end, and are tangent. 4. Archit. a… … Universalium
List of curves topics — This is a list of curve topics in mathematics. See also curve, list of curves, and list of differential geometry topics. acnode algebraic curve arc asymptote asymptotic curve Barbier s theorem barycentric[1] Bézier curve Bézout s theorem Birch… … Wikipedia
cusp — /kʌsp / (say kusp) noun 1. a point; pointed end. 2. Anatomy, Zoology, Botany a point, projection or elevation, as on the crown of a tooth. 3. Medicine one of the triangular segments of the heart valve. 4. Mathematics a point at which the… …
