- conchospiral
- конхоспираль
Новый англо-русский словарь. 2013.
conchospiral
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Conchospiral — In mathematics, a conchospiral is a three dimensional spiral. In cylindrical coordinates, it is described by the parametric equations: r = μta θ = t z = μtc. The projection of a conchospiral on the (r, θ) plane is a logarithmic spiral. External… … Wikipedia
conchospiral — conchoˈspiral [f. Gr. κογχο (see conchology) + spiral.] A kind of spiral curve exemplified in shells. Webster cites Agassiz … Useful english dictionary
List of curves — This is a list of curves, by Wikipedia page. See also list of curve topics, list of surfaces, Riemann surface. Algebraic curves*Cubic plane curve *Quartic plane curve *Quintic plane curve *Sextic plane curveRational curves*Ampersand curve… … Wikipedia
List of mathematics articles (C) — NOTOC C C closed subgroup C minimal theory C normal subgroup C number C semiring C space C symmetry C* algebra C0 semigroup CA group Cabal (set theory) Cabibbo Kobayashi Maskawa matrix Cabinet projection Cable knot Cabri Geometry Cabtaxi number… … Wikipedia
