- harmonic section
- мат.гармоническое сечение
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Harmonic number — The term harmonic number has multiple meanings. For other meanings, see harmonic number (disambiguation) .In mathematics, the n th harmonic number is the sum of the reciprocals of the first n natural numbers::H n=… … Wikipedia
Harmonic oscillator — This article is about the harmonic oscillator in classical mechanics. For its uses in quantum mechanics, see quantum harmonic oscillator. Classical mechanics … Wikipedia
section — Synonyms and related words: KP, abscission, adjunct, airspace, allocate, allot, amputation, anacrusis, anastomotic operation, apportion, area, army, army group, article, back matter, bass passage, battalion, battery, battle group, belt, biotype,… … Moby Thesaurus
Quantum harmonic oscillator — The quantum harmonic oscillator is the quantum mechanical analogue of the classical harmonic oscillator. It is one of the most important model systems in quantum mechanics because an arbitrary potential can be approximated as a harmonic potential … Wikipedia
Projective harmonic conjugates — is defined by the following harmonic construction::“Given three collinear points A, B, C, let L be a point not lying on their join and let any line through C met LA, LB at M, N respectively. If AN and BM met at K , and LK meets AB at D , then D… … Wikipedia
Radar cross section — (RCS) is a measure of how detectable an object is with a radar. For example a stealth aircraft (which is designed to be undetectable) will have design features that give it a low RCS, as opposed to a passenger airliner that will have a high… … Wikipedia
Horn section — In a symphony orchestra the horn section is the group of musicians who play the horn (sometimes referred to as the French horn), a brass instrument descended from the natural horn that consists of about convert|12|ft|m of tubing (for a single… … Wikipedia
Rhythm section — A rhythm section is the musicians in a popular music band or ensemble who establish the rhythmic pulse of a song or musical piece, and who lay down the chordal structure. The term rhythm section may also refer to the instruments in this group.… … Wikipedia
rhythm section — /ˈrɪðəm sɛkʃən/ (say ridhuhm sekshuhn) noun the instruments in a dance band, such as piano, bass, guitar, and percussion, responsible for providing rhythmic and harmonic accompaniment for the soloists …
Guqin aesthetics — When the guqin is played, a number of aesthetic elements are involved. AestheticsThe first aesthetic is musicality. In the second section of Pingsha Luoyan , for example, the initial few bars contain a nao vibrato followed by a phase of sliding… … Wikipedia
Copland Piano Variations — The Piano Variations of American composer Aaron Copland were written for piano solo from January to October of 1930. They were dedicated to American writer Gerald Sykes and were originally published by Cos Cob Press in 1932, which merged with… … Wikipedia