Hypocycloid prove that an epicycloid with "k" cusps moves snugly inside one with "k"+1 cusps. The evolute of a hypocycloid is an enlarged version of the hypocycloid itself, while the involute of a hypocycloid is a reduced copy of itself. The pedal of a hypocycloid with pole at the center of the hypocycloid is a rose curve. The isoptic of a hypocycloid is a hypocycloid. Curves similar to hypocyloids can be drawn with the Spirograph toy. Specifically, the Spirograph can draw hypotrochoids and epitrochoids. The Pittsburgh Steelers' logo, which is based on the Steelmark, includes three astroids (hypocycloids of four cusps).
Garth Fisher Beauty". Fisher has also appeared on television and radio shows including Nightline, The Insider, Inside Edition, Harry Loves Lisa, Holly's World, Katie & Peter: The Next Chapter, KTLA, Kendra, Keeping Up with the Kardashians, Extra, The Wayne Brady Show, Access Hollywood, E! Entertainment Radio, Fox Radio, Premiere Radio and KROQ in Los Angeles. Garth Fisher Garth Fisher, M.D. (born September 1, 1958), is an American plastic surgeon best known as the first doctor selected for the ABC television show "Extreme Makeover". Fisher's clientele includes entertainers, celebrities and business executives and he specializes in aesthetic/cosmetic plastic surgery of the face, nose,