- astroids
- n. hypocycloid figure with four cusps (Geometry)
English contemporary dictionary. 2014.
astroids
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Astroid — In mathematics, an astroid is a particular type of curve: a hypocycloid with four cusps.Astroids are also superellipses: all astroids are scaled versions of the curve specified by the equation:x^{2/3} + y^{2/3} = 1 ,.Its modern name comes from… … Wikipedia
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Hypocycloid — In geometry, a hypocycloid is a special plane curve generated by the trace of a fixed point on a small circle that rolls within a larger circle. It is comparable to the cycloid but instead of the circle rolling along a line, it rolls within a… … Wikipedia
Masayuki Iwamoto — (岩本 雅之, Iwamoto Masayuki?) is a Japanese astronomer. He has discovered a number of asteroids.[1] Astroids discovered: 6 (4835) 1989 BQ 29 January 1989 … Wikipedia
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