- spiral of Archimedes
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A spiral that increases in distance from the point of origin at a constant rate.
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spiral of Archimedes
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Spiral of Archimedes — Spiral Spi ral, n. [Cf. F. spirale. See {Spiral}, a.] 1. (Geom.) A plane curve, not re[ e]ntrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed … The Collaborative International Dictionary of English
spiral of archimedes — Usage: usually capitalized A : archimedean spiral * * * Geom. a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular… … Useful english dictionary
spiral of Archimedes — Etymology: Archimedes Date: circa 1856 a plane curve that is generated by a point moving away from or toward a fixed point at a constant rate while the radius vector from the fixed point rotates at a constant rate and that has the equation ρ = a… … New Collegiate Dictionary
spiral of Archimedes — Geom. a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = a t. [1650 60; … Universalium
Spiral — Spi ral, n. [Cf. F. spirale. See {Spiral}, a.] 1. (Geom.) A plane curve, not re[ e]ntrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed point… … The Collaborative International Dictionary of English
Archimedes' spiral — Also known as Plateau s spiral. The eponym Archimedes spiral refers to the Greek mathematician and physicist Archimedes of Syracuse (297 212 BC). The eponym Plateau s spiral refers to the Belgian physicist Joseph Plateau (18011883). Both… … Dictionary of Hallucinations
Archimedes — /ahr keuh mee deez/, n. 287? 212 B.C., Greek mathematician, physicist, and inventor: discovered the principles of specific gravity and of the lever. * * * born с 290–280 BC, Syracuse, Sicily died 212/211 BC, Syracuse Legendary Greek inventor and… … Universalium
spiral — spirality /spuy ral i tee/, n. spirally, adv. /spuy reuhl/, n., adj., v., spiraled, spiraling or (esp. Brit.) spiralled, spiralling. n. 1. Geom. a plane curve generated by a point moving around a fixed point while constantly receding from or… … Universalium
Archimedes' screw — was operated by hand and could raise water efficiently … Wikipedia
Archimedes (disambiguation) — Archimedes was a celebrated mathematician and engineer of ancient Greece. Archimedes may also refer to:* Archimedes (crater), a lunar crater * Archimedes (CAD), an open source computer aided design project * Acorn Archimedes, a home computer *… … Wikipedia
