harmonic form
51Spherical harmonic analysis — Spherical Spher ic*al, Spheric Spher ic, a. [L. sphaericus, Gr. ???: cf. F. sph[ e]rique.] 1. Having the form of a sphere; like a sphere; globular; orbicular; as, a spherical body. [1913 Webster] 2. Of or pertaining to a sphere. [1913 Webster] 3 …
52Dumka (musical form) — Dumka ( ua. думка, plural: Dumky думки) (a diminutive form of the noun duma) is a musical term introduced from the Ukrainian language, with cognates in other Slavic languages. Originally, it is the diminutive form of the Ukrainian term dumy a… …
53free form jazz — noun a style of jazz popular in the 1950s and 1960s which featured improvisation that broke down the harmonic or melodic structure. Also, freeform jazz, free jazz …
54simple harmonic motion — noun a form of vibratory motion which may be represented by projecting on to the diameter of a circle the uniform motion of a point round its circumference. Abbrev.: SHM …
55Diatonic and chromatic — Chromatic redirects here. For other uses, see Chromatic (disambiguation). Melodies may be based on a diatonic scale and maintain its tonal characteristics but contain many accidentals up to all twelve tones of the chromatic scale, such as the… …
56Tide — This article is about tides in the Earth s oceans. For other uses, see Tide (disambiguation). Tidal redirects here. For other uses, see Tidal (disambiguation). High Tide redirects here. For other uses, see High Tide (disambiguation) …
57De Rham cohomology — For Grothendieck s algebraic de Rham cohomology see Crystalline cohomology. In mathematics, de Rham cohomology (after Georges de Rham) is a tool belonging both to algebraic topology and to differential topology, capable of expressing basic… …
58Acoustic theory — is the field relating to mathematical description of sound waves. It is derived from fluid dynamics. See acoustics for the engineering approach.The propagation of sound waves in a fluid (such as air) can be modeled by an equation of motion… …
59Hodge conjecture — The Hodge conjecture is a major unsolved problem in algebraic geometry which relates the algebraic topology of a non singular complex algebraic variety and the subvarieties of that variety. More specifically, the conjecture says that certain de… …
60W. V. D. Hodge — William Vallance Douglas Hodge FRS (17 June 1903 7 July 1975) was a Scottish mathematician, specifically a geometer. His discovery of far reaching topological relations between algebraic geometry and differential geometry mdash; an area now… …
