the Lissajous figures

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• Lissajous curve — In mathematics, a Lissajous curve (Lissajous figure or Bowditch curve) is the graph of the system of parametric equations:x=Asin(at+delta),quad y=Bsin(bt),which describes complex harmonic motion. This family of curves was investigated by… …   Wikipedia

• Lissajous , Jules Antoine — (1822–1880) French physicist Born at Versailles, Lissajous graduated from the Ecole Normale Supérieure in 1847 and then taught physics at a school in Paris. He was interested in finding a way of making sound vibrations visible. Chladni had… …   Scientists

• Lissajous figure — /lee seuh zhooh , lee seuh zhooh /, Physics. the series of plane curves traced by an object executing two mutually perpendicular harmonic motions. [1875 80; named after Jules A. Lissajous (1822 80), French physicist] * * *       also called… …   Universalium

• History of the Australian Broadcasting Corporation — The history of the Australian Broadcasting Corporation spans from its origins as regulatory body to its expansion as a content provider in radio, television and new media.OriginsThe first public radio station in Australia opened in Sydney on 13… …   Wikipedia

• Jules Antoine Lissajous — (March 4, 1822 June 24, 1880) was a French mathematician, after whom Lissajous figures are named. Among other innovations, Lissajous invented the Lissajous apparatus, a device which creates the figures that bear his name. In it a light is shone… …   Wikipedia

• Orbit of the Moon — Not to be confused with Lunar orbit in the sense of a selenocentric orbit, that is, an orbit around the Moon The Moon completes its orbit around the Earth in approximately 27.3 days (a sidereal month). The Earth and Moon orbit about their… …   Wikipedia

• Bowditch, Nathaniel — born March 26, 1773, Salem, Mass., U.S. died March 16, 1838, Boston, Mass. U.S. mathematician and astronomer. He was largely self educated. After investigating the accuracy of J.H. Moore s The Practical Navigator, he produced a revised edition in …   Universalium

• Nathaniel Bowditch — Bowditch is often credited as the founder of modern maritime navigation. Born March 26, 1773(1773 03 26) …   Wikipedia

• Oscilloscope — This article is about current oscilloscopes, providing general information. For history of oscilloscopes, see Oscilloscope history. For detailed information about various types of oscilloscopes, see Oscilloscope types. Illustration showing the… …   Wikipedia

• Harmonograph — A harmonograph is a mechanical apparatus that employs pendulums to create a geometric image. The drawings created typically are Lissajous curves, or related drawings of greater complexity. The devices, which began to appear in the mid 19th… …   Wikipedia

• Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …   Wikipedia