searching for Harmonic (color) 190 found (6856 total)

alternate case: harmonic (color)

Harmonic (1,027 words) [view diff] no match in snippet view article find links to article

components of periodic signals. For other uses, see Harmonic (disambiguation). A harmonic of a wave is a component frequency of the signal thatHarmonic oscillator (2,674 words) [view diff] no match in snippet view article find links to article

harmonic oscillator in classical mechanics. For its uses in quantum mechanics, see quantum harmonic oscillator. In classical mechanics, a harmonic oscillatorHarmonic spectrum (72 words) [view diff] no match in snippet view article find links to article

A harmonic spectrum is a spectrum containing only frequency components whose frequencies are whole number multiples of the fundamental frequency; suchSimple harmonic motion (1,143 words) [view diff] no match in snippet view article find links to article

In mechanics and physics, simple harmonic motion is a type of periodic motion where the restoring force is directly proportional to the displacement. ItHarmonic mean (2,211 words) [view diff] no match in snippet view article find links to article

In mathematics, the harmonic mean (sometimes called the subcontrary mean) is one of several kinds of average. Typically, it is appropriate for situationsHarmonic series (music) (1,932 words) [view diff] no match in snippet view article find links to article

A harmonic series is the sequence of all multiples of a base frequency. Pitched musical instruments are often based on an approximate harmonic oscillatorHarmonic divisor number (648 words) [view diff] no match in snippet view article find links to article

article is about harmonic divisor numbers. For meanings of harmonic number, see harmonic number (disambiguation). In mathematics, a harmonic divisor numberHarmonic function (2,078 words) [view diff] no match in snippet view article find links to article

This article is about harmonic functions in mathematics. For harmonic function in music, see diatonic functionality. In mathematics, mathematicalHarmonic number (1,397 words) [view diff] no match in snippet view article find links to article

The term harmonic number has multiple meanings. For other meanings, see harmonic number (disambiguation). In mathematics, the n-th harmonic numberHarmonic series (mathematics) (1,892 words) [view diff] no match in snippet view article find links to article

In mathematics, the harmonic series is the divergent infinite series: Its name derives from the concept of overtones, or harmonics in music: the wavelengthsQuantum harmonic oscillator (2,673 words) [view diff] no match in snippet view article find links to article

the Houston area. The quantum harmonic oscillator is the quantum-mechanical analog of the classical harmonic oscillator. Because an arbitrary potentialMinor scale (1,932 words) [view diff] no match in snippet view article find links to article

fifth (seven semitones) above the first. This includes the natural minor, harmonic minor, and melodic minor scales. A minor scale differs from a major scaleHarmonic seventh (776 words) [view diff] no match in snippet view article find links to article

The harmonic seventh interval play (help·info), also known as the septimal minor seventh, or subminor seventh, is one with an exact 7:4 ratio (about 969Double harmonic scale (767 words) [view diff] no match in snippet view article find links to article

In music, the double harmonic major scale is a scale whose gaps may sound "exotic" to Western listeners. This is also known as the Arabic and the ByzantineArtificial harmonic (289 words) [view diff] no match in snippet view article find links to article

To produce an artificial harmonic, a stringed instrument player holds down a note on the neck with one finger of the non-dominant hand (thereby shorteningList of harmonic analysis topics (205 words) [view diff] no match in snippet view article find links to article

This is a list of harmonic analysis topics. See also list of Fourier analysis topics and list of Fourier-related transforms, which are more directed towardsHarmonic rhythm (338 words) [view diff] no match in snippet view article find links to article

harmonizations of "Yankee Doodle" In music theory, harmonic rhythm, also known as harmonic tempo is the rate at which the chords change (or progress)Weakly harmonic function (85 words) [view diff] no match in snippet view article find links to article

In mathematics, a function is weakly harmonic in a domain if for all with compact support in and continuous second derivatives, where Δ is the LaplacianFundamental frequency (683 words) [view diff] no match in snippet view article find links to article

abbreviate it as f1, the first harmonic. (The second harmonic is then f2 = 2⋅f1, etc. In this context, the zeroth harmonic would be 0 Hz.) All sinusoidalLeibniz harmonic triangle (314 words) [view diff] no match in snippet view article find links to article

The Leibniz harmonic triangle is a triangular arrangement of fractions in which the outermost diagonals consist of the reciprocals of the row numbers andHarmonic conjugate (709 words) [view diff] no match in snippet view article find links to article

For geometric conjugate points, see Projective harmonic conjugates. In mathematics, a function defined on some jat domain is said to have as a conjugateGeometric–harmonic mean (338 words) [view diff] no match in snippet view article find links to article

In mathematics, the geometric–harmonic mean M(x, y) of two positive real numbers x and y is defined as follows: we form the geometric mean of g0 = x andHarmonic Scale (244 words) [view diff] no match in snippet view article find links to article

The Harmonic Scale is a "Super-Just" musical scale allowing extended just intonation, beyond 5-limit to the 19th harmonic ( Play (help·info)), and freeHarmonic major scale (796 words) [view diff] no match in snippet view article find links to article

In music theory, the harmonic major scale is a musical scale which found occasional use during the common practice era and is now occasionally employedHarmonic (mathematics) (115 words) [view diff] no match in snippet view article find links to article

concepts. Harmonic analysis Harmonic division Harmonic function Harmonic number Harmonic series Harmonic form Harmonic mean Harmonic mode Harmonic tremorLamé function (278 words) [view diff] no match in snippet view article find links to article

In mathematics, a Lamé function (or ellipsoidal harmonic function) is a solution of Lamé's equation, a second-order ordinary differential equation. ItSecond-harmonic generation (2,088 words) [view diff] no match in snippet view article find links to article

Second harmonic generation (also called frequency doubling or abbreviated SHG) is a nonlinear optical process, in which photons with the same frequencyHarmonic Vector Excitation Coding (696 words) [view diff] no match in snippet view article find links to article

Harmonic Vector Excitation Coding, abbreviated as HVXC is a speech coding algorithm specified in MPEG-4 Part 3 (MPEG-4 Audio) standard for very low bitTap harmonic (74 words) [view diff] no match in snippet view article find links to article

Tap harmonic is a technique used with fretted string instruments, (usually guitar). It is executed by tapping on the actual fret wire most commonly atHarmonic drive (1,038 words) [view diff] no match in snippet view article find links to article

Harmonic Drive is a strain wave gear that can improve certain characteristics compared to traditional gearing systems. Harmonic Drive is trademarked byHarmonic differential (394 words) [view diff] no match in snippet view article find links to article

In mathematics, a real differential one-form ω on a surface is called a harmonic differential if ω and its conjugate one-form, written as ω*, are both closedHarmonic coordinate condition (508 words) [view diff] no match in snippet view article find links to article

The harmonic coordinate condition is one of several coordinate conditions in general relativity, which make it possible to solve the Einstein field equationsGuitar harmonics (978 words) [view diff] no match in snippet view article find links to article

guitar harmonic is a musical note played by preventing or amplifying vibration of certain overtones of a guitar string. Music using harmonics can containHarmonic coordinates (478 words) [view diff] no match in snippet view article find links to article

mathematics, harmonic coordinates are a coordinate system (x1,...,xn) on a Riemannian manifold each of whose coordinate functions xi is harmonic, meaningHarmonic seventh chord (888 words) [view diff] no match in snippet view article find links to article

The harmonic seventh chord is a major triad plus the harmonic seventh interval (ratio of 7:4, about 968.826 cents). This interval is somewhat narrowerProjective harmonic conjugate (1,122 words) [view diff] no match in snippet view article find links to article

In projective geometry, the harmonic conjugate point of an ordered triple of points on the real projective line is defined by the following construction:Parallel harmony (264 words) [view diff] no match in snippet view article find links to article

Diaphonia (genus). In music, parallel harmony, also known as harmonic parallelism, harmonic planing or parallel voice leading, is the parallel movementThe Soul Harmonic (68 words) [view diff] no match in snippet view article find links to article

The Soul Harmonic EP is the second EP by the Welsh alternative band Clockwork Radio (band). Produced by the band, the album was released on November 22Harmonic tremor (256 words) [view diff] no match in snippet view article find links to article

Harmonic tremor describes a long-duration release of seismic energy, with distinct spectral (harmonic) lines, that often precedes or accompanies a volcanicPotential theory (1,295 words) [view diff] no match in snippet view article find links to article

mathematics and mathematical physics, potential theory is the study of harmonic functions. The term "potential theory" was coined in 19th-century physicsSecond-harmonic imaging microscopy (948 words) [view diff] no match in snippet view article find links to article

Second-harmonic imaging microscopy (SHIM) is based on a nonlinear optical effect known as second-harmonic generation (SHG). SHIM has been established asHarmony (4,184 words) [view diff] no match in snippet view article find links to article

or from the point of view of musical texture (distinguishing between "harmonic" (simultaneously sounding pitches) and "contrapuntal" (successively soundingGeometric mean (2,385 words) [view diff] no match in snippet view article find links to article

arithmetic mean and the harmonic mean. For all positive data sets containing at least one pair of unequal values, the harmonic mean is always the leastNonlinear optics (3,215 words) [view diff] no match in snippet view article find links to article

holds. Nonlinear optics remained unexplored until the discovery of Second harmonic generation shortly after demonstration of the first laser. (Peter FrankenPinch harmonic (1,012 words) [view diff] no match in snippet view article find links to article

A Pinch harmonic (also known as squelch picking, pick harmonic or squealy) is a guitar technique to achieve artificial harmonics in which the player'sOptical frequency multiplier (297 words) [view diff] no match in snippet view article find links to article

harmonic generation (SHG, also called frequency doubling), or sum frequency generation which sums two non-similar frequencies. Direct third harmonic generationTriad (music) (916 words) [view diff] no match in snippet view article find links to article

triad is a set of three notes that can be stacked in thirds. The term "harmonic triad" was coined by Johannes Lippius in his "Synopsis musicae novae" (1612)Harmonic progression (mathematics) (244 words) [view diff] no match in snippet view article find links to article

the musical term, see Chord progression. In mathematics, a harmonic progression (or harmonic sequence) is a progression formed by taking the reciprocalsList of chord progressions (28 words) [view diff] no match in snippet view article find links to article

The following is a list of commonly used chord progressions in music. List of musical intervals List of pitch intervals List of musical scales and modesHigh harmonic generation (1,340 words) [view diff] no match in snippet view article find links to article

emit the high harmonics of the generation beam (above the fifth harmonics). Due to the coherent nature of the process, high harmonics generation is aHarmonic map (938 words) [view diff] no match in snippet view article find links to article

This article is about harmonic maps between Riemannian manifolds. For harmonic functions, see harmonic function. A (smooth) map φ:M→N between RiemannianDiatonic function (2,257 words) [view diff] no match in snippet view article find links to article

—Benward & Saker Three general and inseparable essential features of harmonic function in tonal music are: Position within a gamut (the available collection)Harmonic Generator (94 words) [view diff] no match in snippet view article find links to article

Harmonic Generator is a Japanese six track EP by New Zealand rock band The Datsuns. It contains radio sessions of three songs and live studio recordingsMinor third (821 words) [view diff] no match in snippet view article find links to article

third may be derived from the harmonic series as the interval between the fifth and sixth harmonics, or from the 19th harmonic. The minor third is commonlyHarmonic mixing (544 words) [view diff] no match in snippet view article find links to article

about music. For the electronic frequency-changing device, see harmonic mixer. Harmonic mixing or key mixing (Also referred to as mixing in key) is a DJ'sOvertone flute (263 words) [view diff] no match in snippet view article find links to article

a flute that is designed to play in the upper harmonics, typically well above the two or three harmonics that are the practical limit for most woodwindNeutral sixth (369 words) [view diff] no match in snippet view article find links to article

sixth, and occurs infrequently in music, as little music utilizes the 13th harmonic. play (help·info) An equal-tempered neutral sixth is 850 cents, a hairAccompaniment (634 words) [view diff] no match in snippet view article find links to article

accompaniment part usually provides the harmonic background and the rhythmic structure for the piece of music or song. The harmonic background is usually providedRiemannian theory (238 words) [view diff] no match in snippet view article find links to article

"dualist" system for relating triads was adapted from earlier 19th-century harmonic theorists. The term "dualism" refers to the emphasis on the inversionalSolid harmonics (494 words) [view diff] no match in snippet view article find links to article

the solid harmonics are solutions of the Laplace equation in spherical polar coordinates. There are two kinds: the regular solid harmonics , which vanishPositive harmonic function (416 words) [view diff] no match in snippet view article find links to article

In mathematics, a positive harmonic function on the unit disc in the complex numbers is characterized as the Poisson integral of a finite positive measureHarmonic Inc. (829 words) [view diff] no match in snippet view article find links to article

Harmonic Inc. is an American technology company that develops and markets video routing, server, and storage products for companies that produce, processOvertone singing (2,228 words) [view diff] no match in snippet view article find links to article

Overtone singing, also known as overtone chanting, harmonic singing or throat singing, is a type of singing in which the singer manipulates the resonancesMajor sixth (599 words) [view diff] no match in snippet view article find links to article

or supermajor sixth of 933 cents. The Pythagorean major sixth, or 27th harmonic, is 27:16 or 906 cents, constructed from three just perfect fifths (C-AHarmonic polynomial (148 words) [view diff] no match in snippet view article find links to article

polynomial over a field whose Laplacian is zero is termed a harmonic polynomial. The harmonic polynomials form a vector subspace of the vector space ofSpherical harmonics (4,684 words) [view diff] no match in snippet view article find links to article

other uses, see YLM (disambiguation). In mathematics, spherical harmonics are the angular portion of a set of solutions to Laplace's equation. RepresentedNoncommutative harmonic analysis (431 words) [view diff] no match in snippet view article find links to article

In mathematics, noncommutative harmonic analysis is the field in which results from Fourier analysis are extended to topological groups which are not commutativeProjective range (389 words) [view diff] no match in snippet view article find links to article

quadruple results in four points likewise in the harmonic relation. Such a quadruple of points is termed a harmonic range. In 1940 Julian Coolidge described thisPaul Erlich (301 words) [view diff] no match in snippet view article find links to article

Bachelor of Science degree in physics from Yale University. His invention of harmonic entropy has received significant attention from music theorists such asMinor diatonic semitone (59 words) [view diff] no match in snippet view article find links to article

minor diatonic semitone is a ratio of 17:16, making it the seventeenth harmonic or partial. Major diatonic semitone Haluška, Ján (2003)Radó's theorem (harmonic functions) (132 words) [view diff] no match in snippet view article find links to article

theorem (Ramsey theory) In mathematics, Radó's theorem is a result about harmonic functions, named after Tibor Radó. Informally, it says that any "nice looking"Harmonic measure (1,052 words) [view diff] no match in snippet view article find links to article

mathematics, especially potential theory, harmonic measure is a concept related to the theory of harmonic functions that arises from the solution ofThe City Harmonic (963 words) [view diff] no match in snippet view article find links to article

The City Harmonic is a Juno Award winning Canadian Christian rock band formed in 2009 after having served together as the house worship band for an inter-denominationalZonal spherical harmonics (389 words) [view diff] no match in snippet view article find links to article

mathematical study of rotational symmetry, the zonal spherical harmonics are special spherical harmonics that are invariant under the rotation through a particularHarmonic scalpel (352 words) [view diff] no match in snippet view article find links to article

The Harmonic scalpel is a surgical instrument used to simultaneously cut and cauterize tissue. Unlike a Bovie, the harmonic uses ultrasonic vibrationsHarmonic Convergence (1,084 words) [view diff] no match in snippet view article find links to article

The Harmonic Convergence is the name given to one of the world's first globally synchronized meditation events, which occurred on August 16–17, 1987, whichVan der Corput lemma (harmonic analysis) (183 words) [view diff] no match in snippet view article find links to article

In mathematics, in the field of harmonic analysis, the van der Corput lemma is an estimate for oscillatory integrals named after the Dutch mathematicianC minor (323 words) [view diff] no match in snippet view article find links to article

pitches C, D, E♭, F, G, A♭, and B♭. The harmonic minor raises the B♭ to B♮. Changes needed for the melodic and harmonic versions of the scale are written inHungarian minor scale (688 words) [view diff] no match in snippet view article find links to article

scale, Double Harmonic minor scale, or Gypsy minor scale, is a type of combined musical scale. It is the fourth mode of the double harmonic scale. It isHodge theory (853 words) [view diff] no match in snippet view article find links to article

canonically isomorphic to the space of harmonic sections, , in the sense that each cohomology class has a unique harmonic representative. Main article: HodgeDirac operator (567 words) [view diff] no match in snippet view article find links to article

algebra. Solutions to the Dirac equation for spinor fields are often called harmonic spinors[1]. Example 3: The most famous Dirac operator describes the propagationHarmonic wavelet transform (436 words) [view diff] no match in snippet view article find links to article

In the mathematics of signal processing, the harmonic wavelet transform, introduced by David Edward Newland in 1993, is a wavelet-based linear transformationNonchord tone (1,624 words) [view diff] no match in snippet view article find links to article

note in a piece of music that is not part of the implied chord within the harmonic framework. Similarly, a chord tone is a note that is a part of the functionalDiphthong (4,655 words) [view diff] no match in snippet view article find links to article

rare type of diphthong that is neither opening nor closing is height-harmonic diphthongs, with both elements at the same vowel height. These occurredHarmonic Tremors (95 words) [view diff] no match in snippet view article find links to article

Harmonic Tremors is the first full-length album by American post-metal band Zozobra. The Blessing – 5:36 Kill and Crush – 3:26 Levitate – 3:00 Soon toHarmonics (electrical power) (1,078 words) [view diff] no match in snippet view article find links to article

Harmonic voltages and currents in an electric power system are a result of non-linear electric loads. Harmonic frequencies in the power grid are a frequentMaximum principle (525 words) [view diff] no match in snippet view article find links to article

the boundary. Harmonic functions are the classical example to which the strong maximum principle applies. Formally, if f is a harmonic function, thenRiemann–Lebesgue lemma (344 words) [view diff] no match in snippet view article find links to article

named after Bernhard Riemann and Henri Lebesgue, is of importance in harmonic analysis and asymptotic analysis. The lemma says that the Fourier transformChord substitution (1,426 words) [view diff] no match in snippet view article find links to article

variety and add interest to a piece. The substitute chord must have some harmonic quality and degree of function in common with the original chord, and oftenLaplace's equation (2,049 words) [view diff] no match in snippet view article find links to article

known as potential theory. The solutions of Laplace's equation are the harmonic functions, which are important in many fields of science, notably the fieldsGypsy scale (119 words) [view diff] no match in snippet view article find links to article

minor scale with raised fourth and seventh degrees, also called double harmonic minor scale. Minor gypsy scale, minor scale with raised fourth but naturalOscillation (885 words) [view diff] no match in snippet view article find links to article

swelling of Cepheid variable stars in astronomy. Main article: Simple harmonic motion The simplest mechanical oscillating system is a mass attached toWolstenholme number (65 words) [view diff] no match in snippet view article find links to article

Wolstenholme number is a number that is the numerator of the generalized harmonic number Hn,2. The first such numbers are 1, 5, 49, 205, 5269, 5369, 266681Distortionmeter (191 words) [view diff] no match in snippet view article find links to article

circuit. Harmonic distortion is equivalent to adding harmonics to a signal. When a purely sinusoidal signal is distorted, a series of harmonics is superimposedAugmented second (387 words) [view diff] no match in snippet view article find links to article

seconds). In harmonic minor scales, the augmented second occurs between the sixth and seventh scale degrees. For example, in the scale of A harmonic minor,Complex harmonic motion (1,083 words) [view diff] no match in snippet view article find links to article

harmonic motion is a complicated realm based on the simple harmonic motion. The word "complex" refers to different situations. Unlike simple harmonicTime-domain harmonic scaling (221 words) [view diff] no match in snippet view article find links to article

Time-domain harmonic scaling (TDHS) is a method for time-scale modification of speech (or other audio signals), allowing the apparent rate of speech articulationList of pitch intervals (850 words) [view diff] no match in snippet view article find links to article

subdivisions of the octave or of other intervals. For commonly encountered harmonic or melodic intervals between pairs of notes in contemporary Western musicDamping (1,950 words) [view diff] no match in snippet view article find links to article

about damped harmonic oscillators. For detailed mathematical description of the harmonic oscillator including forcing and damping, see Harmonic oscillatorHarmonic division (163 words) [view diff] no match in snippet view article find links to article

In geometry, harmonic division of a line segment AB means identifying two points C and D such that AB is divided internally and externally in the sameExciter (effect) (549 words) [view diff] no match in snippet view article find links to article

For other uses, see Exciter (disambiguation). An exciter (also called a harmonic exciter or aural exciter) is an audio signal processing technique usedBôcher's theorem (187 words) [view diff] no match in snippet view article find links to article

contain all the critical points of . In harmonic analysis, Bôcher's theorem states that a positive harmonic function in punctured domain (an open domainAverage (1,697 words) [view diff] no match in snippet view article find links to article

was 40 km/h, then the harmonic mean speed is given by A well known inequality concerning arithmetic, geometric, and harmonic means for any set of positiveModal frame (579 words) [view diff] no match in snippet view article find links to article

important tones in a non-harmonic way melodic triad arpeggiated triads which appear in a melody but not in the harmony. A non-harmonic arpeggio is an arpeggioTime Remembered (129 words) [view diff] no match in snippet view article find links to article

For Bill Evans album, see Time Remembered (album). Time Remembered is a musical piece by jazz pianist Bill Evans. Jack Reilly says that the work is bothHarnack's principle (129 words) [view diff] no match in snippet view article find links to article

convergence of sequences of harmonic functions, that follow from Harnack's inequality. If the functions , , ... are harmonic in an open connected subsetG minor (545 words) [view diff] no match in snippet view article find links to article

based on G, consisting of the pitches G, A, B♭, C, D, E♭, and F. For the harmonic minor scale, the F is raised to F♯. Its relative major is B-flat majorMajor seventh (735 words) [view diff] no match in snippet view article find links to article

quarter tone (½) chromatic semitone (⅔) diatonic semitone (1⅙) whole tone (2⅓) subminor third (2⅔) supermajor third (4⅓) harmonic (subminor) seventh (9⅔)Contrafact (448 words) [view diff] no match in snippet view article find links to article

musical composition consisting of a new melody overlaid on a familiar harmonic structure. Contrafact can also be explained as the use of borrowed chordDe Bruijn's theorem (866 words) [view diff] no match in snippet view article find links to article

results is now known as de Bruijn's theorem. According to this theorem, a "harmonic brick" (one in which each side length is a multiple of the next smallerPluriharmonic function (949 words) [view diff] no match in snippet view article find links to article

several complex variables. Sometimes a such function is referred as n-harmonic function, where n ≥ 2 is the dimension of the complex domain where theAdditive synthesis (3,688 words) [view diff] no match in snippet view article find links to article

can be considered in the light of Fourier theory to consist of multiple harmonic or inharmonic partials or overtones. Each partial is a sine wave of differentAcoustic telegraphy (443 words) [view diff] no match in snippet view article find links to article

Acoustic telegraphy was also known as harmonic telegraphy. During the late 19th century, inventors developed methods of multiplexing (transmitting moreSeptimal minor third (756 words) [view diff] no match in snippet view article find links to article

( Play (help·info)). The septimal minor third may be derived in the harmonic series from the seventh harmonic, and as such is in inharmonic ratios with all notes inPlancherel theorem (275 words) [view diff] no match in snippet view article find links to article

In mathematics, the Plancherel theorem is a result in harmonic analysis, proven by Michel Plancherel in 1910. It states that the integral of a function'sKepler's laws of planetary motion (4,978 words) [view diff] no match in snippet view article find links to article

geometric mean between rmin and rmax: The semi-latus rectum p is the harmonic mean between rmin and rmax: The eccentricity ε is the coefficient ofHarmonic mixer (550 words) [view diff] no match in snippet view article find links to article

The harmonic mixer and subharmonic mixer are a type of frequency mixer, which is a circuit that changes one signal frequency to another. The ordinary mixerCapacity of a set (964 words) [view diff] no match in snippet view article find links to article

energy is computed with respect to an idealized ground at infinity for the harmonic or Newtonian capacity, and with respect to a surface for the condenserPhrygian dominant scale (537 words) [view diff] no match in snippet view article find links to article

is the fifth mode of the harmonic minor scale, the fifth being the dominant. Also called the altered Phrygian scale, harmonic minor perfect fifth belowPhänomene (80 words) [view diff] no match in snippet view article find links to article

reflect the composer's fascination for avant-garde orchestrations and harmonic styles of Hector Berlioz and Richard Wagner. "STRAUSS II, J.: EditionBebop (3,016 words) [view diff] no match in snippet view article find links to article

instrumental virtuosity, and improvisation based on the combination of harmonic structure and sometimes references to the melody. It was developed in theSpherical Harmonic (812 words) [view diff] no match in snippet view article find links to article

For the mathematical functions, see Spherical harmonics. Spherical Harmonic is a science fiction novel from the Saga of the Skolian Empire by CatherinePotential (219 words) [view diff] no match in snippet view article find links to article

mathematical study of potentials is known as potential theory; it is the study of harmonic functions on manifolds. This mathematical formulation arises from the factMinor seventh (459 words) [view diff] no match in snippet view article find links to article

minor seventh" ( Play (help·info)). An interval close in frequency is the harmonic seventh. Minor seventh chord Musical tuning List of meantone intervalsAnharmonicity (968 words) [view diff] no match in snippet view article find links to article

deviation of a system from being a harmonic oscillator. An oscillator that is not oscillating in simple harmonic motion is known as an anharmonic oscillatorHarmonic balance (600 words) [view diff] no match in snippet view article find links to article

Harmonic balance is a method used to calculate the steady-state response of non-linear differential equations, and is mostly applied to electrical circuitsTuned mass damper (1,962 words) [view diff] no match in snippet view article find links to article

A tuned mass damper, also known as a harmonic absorber, is a device mounted in structures to reduce the amplitude of mechanical vibrations. Their applicationTrombone (7,340 words) [view diff] no match in snippet view article find links to article

different partial in the harmonic series. In the first position (also called closed position) on a B♭ trombone, the notes in the harmonic series begin with B♭2Chord progression (2,982 words) [view diff] no match in snippet view article find links to article

A chord progression (or harmonic progression) is a series of musical chords, or chord changes that "aims for a definite goal" of establishing (or contradicting)Overtone (1,532 words) [view diff] no match in snippet view article find links to article

fundamental and the overtones together are called partials. Harmonics, or more precisely, harmonic partials, are partials whose frequencies are integer multiplesList of musical scales and modes (66 words) [view diff] no match in snippet view article find links to article

tone Harmonic major scale Harmonic major scale on C. Play (help·info) 1 2 3 4 5 ♭6 7 7 major harmonic Harmonic minor scale Harmonic minorPedal tone (301 words) [view diff] no match in snippet view article find links to article

are special notes in the harmonic series of cylindrical-bore brass instruments. A pedal tone has the pitch of its harmonic series' fundamental tone.Simultaneity (music) (216 words) [view diff] no match in snippet view article find links to article

a more general term than chord progression or harmonic progression: most chord progressions or harmonic progressions are then simultaneity successionsSeptimal whole tone (321 words) [view diff] no match in snippet view article find links to article

septimal whole tone may be derived from the harmonic series as the interval between the seventh and eighth harmonics and the term septimal refers to the factList of Fourier analysis topics (219 words) [view diff] no match in snippet view article find links to article

topics. See also the list of Fourier-related transforms, and the list of harmonic analysis topics. Multiplier (Fourier analysis) Fourier shell correlationDavid Hykes (492 words) [view diff] no match in snippet view article find links to article

a comprehensive approach to contemplative music which he calls Harmonic Chant (harmonic singing). After early research and trips studying Mongolian, TibetanJust intonation (4,810 words) [view diff] no match in snippet view article find links to article

just interval. The two notes in any just interval are members of the same harmonic series. Frequency ratios involving large integers such as 1024:927 areHarnack's inequality (673 words) [view diff] no match in snippet view article find links to article

Harnack's inequality is an inequality relating the values of a positive harmonic function at two points, introduced by A. Harnack (1887). J. Serrin (1955)Witold Lutosławski (5,550 words) [view diff] no match in snippet view article find links to article

Five songs of 1956–57, saw the significant development of Lutosławski's harmonic and contrapuntal thinking as he introduced his twelve-note system, theC-sharp minor (608 words) [view diff] no match in snippet view article find links to article

based on C♯, with the pitches C♯, D♯, E, F♯, G♯, A, and B. For the C-sharp harmonic minor, the B is raised to B♯. Its key signature consists of four sharpsWitold Lutosławski (5,550 words) [view diff] no match in snippet view article find links to article

Five songs of 1956–57, saw the significant development of Lutosławski's harmonic and contrapuntal thinking as he introduced his twelve-note system, theDirichlet's principle (198 words) [view diff] no match in snippet view article find links to article

Not to be confused with Pigeonhole principle. In mathematics, and particularly in potential theory, Dirichlet's principle is the assumption that the minimizerCadence (music) (2,919 words) [view diff] no match in snippet view article find links to article

"a falling") is, "a melodic or harmonic configuration that creates a sense of resolution [finality or pause]." A harmonic cadence is a progression of (atTritone (4,640 words) [view diff] no match in snippet view article find links to article

semidiapente, or semitritonus). In classical music, the tritone is a harmonic and melodic dissonance and is important in the study of musical harmonyPoisson kernel (926 words) [view diff] no match in snippet view article find links to article

f a function on T that lies in L1(T), then the function u given by is harmonic in D and has a radial limit that agrees with f almost everywhere on theLipps–Meyer law (341 words) [view diff] no match in snippet view article find links to article

approximation to a lower, stronger, or higher, weaker, position in the harmonic series. The reason for the effect of finality of such interval ratios mayA-sharp minor (240 words) [view diff] no match in snippet view article find links to article

The A♯ minor scale has pitches A♯, B♯, C♯, D♯, E♯, F♯, and G♯. For the harmonic minor scale, G is used instead of G♯. Its key signature has seven sharpsRhythm guitar (2,348 words) [view diff] no match in snippet view article find links to article

element in a polyrhythm). Likewise, rhythm guitar can supply all of the harmonic input to a singer-guitarist or small band, but in ensembles that have otherSundaram Thangavelu (271 words) [view diff] no match in snippet view article find links to article

Thangavelu) (born 1957) is an Indian mathematician who specialised in harmonic analysis. He is a professor in the Department of Mathematics of IndianNottingham Harmonic Society (159 words) [view diff] no match in snippet view article find links to article

Nottingham Harmonic Society is Nottingham's civic choir, and has established itself as one of the leading provincial choruses in Britain.[citation needed]Harmonic Disorder (405 words) [view diff] no match in snippet view article find links to article

Harmonic Disorder is an album by American jazz pianist Matthew Shipp recorded in 2008 and released on Thirsty Ear's Blue Series. It was the second recordingBebop scale (778 words) [view diff] no match in snippet view article find links to article

derived from the modes of the major scale, the melodic minor scale, and the harmonic minor scale. David Baker, one of the world's finest jazz educators, namedScale of harmonics (654 words) [view diff] no match in snippet view article find links to article

The scale of harmonics is a musical scale based on the noded positions of the natural harmonics existing on a string.[citation needed] This musical scaleConsonance and dissonance (5,437 words) [view diff] no match in snippet view article find links to article

consonance being a greater coincidence of partials (called harmonics or overtones when occurring in harmonic timbres) (Helmholtz 1954 [1877],[page needed]). ByHarmonic table note layout (591 words) [view diff] no match in snippet view article find links to article

The Harmonic Table note-layout, or tonal array, is a key layout for musical instruments that offers interesting advantages over the traditional keyboardConformational change (311 words) [view diff] no match in snippet view article find links to article

second-harmonic generation (SHG) has been recently applied to the study of conformational change in proteins. In this method, a second-harmonic-activeA minor (366 words) [view diff] no match in snippet view article find links to article

scale based on A, consisting of the pitches A, B, C, D, E, F, and G. The harmonic minor scale raises the G to G♯. Its key signature has no flats or sharpsSupertonic (554 words) [view diff] no match in snippet view article find links to article

fifth above chord V. Descending fifths are a strong basis for harmonic motion and harmonic motion through intervals of fifths is a natural way for chordsArithmetic combinatorics (751 words) [view diff] no match in snippet view article find links to article

in the intersection of number theory, combinatorics, ergodic theory and harmonic analysis. Arithmetic combinatorics is about combinatorial estimates associatedUncertainty principle (7,594 words) [view diff] no match in snippet view article find links to article

parameter Main articles: Quantum harmonic oscillator and Stationary state Consider a one-dimensional quantum harmonic oscillator (QHO). It is possibleE-flat minor (491 words) [view diff] no match in snippet view article find links to article

scale consisting of the pitches E♭, F, G♭, A♭, B♭, C♭, and D♭. In the harmonic minor, the D♭ is raised to D♮. Its key signature consists of six flatsSpurious emission (97 words) [view diff] no match in snippet view article find links to article

especially in a device which normally does create other frequencies. A harmonic or other signal outside a transmitter's assigned channel would be consideredHungarian gypsy scale (419 words) [view diff] no match in snippet view article find links to article

called Hungarian minor scale or double harmonic minor scale, can be found by sharpening the 4th degree of the harmonic minor scale to introduce an additionalHeavy metal music (13,466 words) [view diff] no match in snippet view article find links to article

fretboard. Heavy metal is usually based on riffs created with three main harmonic traits: modal scale progressions, tritone and chromatic progressions, andUnified field (305 words) [view diff] no match in snippet view article find links to article

'unity of musical space' created by the free use of melodic material as harmonic material and vice-versa. The technique is most associated with the twelve-toneDe Rham cohomology (1,606 words) [view diff] no match in snippet view article find links to article

of harmonic forms and the de Rham cohomology consisting of closed forms modulo exact forms. This relies on an appropriate definition of harmonic formsSinging bowl (738 words) [view diff] no match in snippet view article find links to article

by a fundamental frequency (first harmonic) and usually two audible harmonic overtones (second and third harmonic).[citation needed] Singing bowls areCreation and annihilation operators (1,553 words) [view diff] no match in snippet view article find links to article

widespread applications in quantum mechanics, notably in the study of quantum harmonic oscillators and many-particle systems. An annihilation operator lowersWiretap Scars (216 words) [view diff] no match in snippet view article find links to article

Tarot" – 5:13 "Echodyne Harmonic" – 3:57 "Assemble the Empire" – 3:02 "Vacant Skies" – (UK/Japan Bonus Track) - 3:55 "Echodyne Harmonic (de-mix)" (Japan BonusTexture (music) (629 words) [view diff] no match in snippet view article find links to article

In music, texture is the way the melodic, rhythmic, and harmonic materials are combined in a composition, thus determining the overall quality of the sound100000 (number) (972 words) [view diff] no match in snippet view article find links to article

totient number 166320 – highly composite number 167400 – harmonic divisor number 173600 – harmonic divisor number 174680 – Keith number 174763 – WagstaffB minor (470 words) [view diff] no match in snippet view article find links to article

signature consists of two sharps. The harmonic minor raises the note A to A♯. Changes needed for the melodic and harmonic versions of the scale are writtenInterval (music) (7,920 words) [view diff] no match in snippet view article find links to article

sounding tones, such as two adjacent pitches in a melody, and vertical or harmonic if it pertains to simultaneously sounding tones, such as in a chord. InElias M. Stein (865 words) [view diff] no match in snippet view article find links to article

January 13, 1931) is a mathematician and a leading figure in the field of harmonic analysis. He is a professor emeritus of Mathematics at Princeton UniversityPersian scale (190 words) [view diff] no match in snippet view article find links to article

frequent use of chromaticism. Compare this to the one augmented second of the harmonic minor or the use of only two half-steps in all diatonic scales. The sequenceNorbert Wiener Center for Harmonic Analysis and Applications (326 words) [view diff] no match in snippet view article find links to article

division is being considered for merging. › The Norbert Wiener Center for Harmonic Analysis and Applications (NWC) is a division of the Mathematics DepartmentDiminished fourth (283 words) [view diff] no match in snippet view article find links to article

third; but if the same pitches are spelled B and E♭, as occurs in the C harmonic minor scale, the interval is instead a diminished fourth. In other tuningsModal jazz (1,359 words) [view diff] no match in snippet view article find links to article

jazz is jazz that uses musical modes rather than chord progressions as a harmonic framework. Originating in the late 1950s and 1960s, modal jazz is epitomizedHarish-Chandra's Ξ function (138 words) [view diff] no match in snippet view article find links to article

In mathematical harmonic analysis, Harish-Chandra's Ξ function is a special spherical function on a semisimple Lie group, studied by Harish-Chandra (1966Normal mode (2,041 words) [view diff] no match in snippet view article find links to article

of vibrating instruments (strings, air pipes, drums, etc.) are called "harmonics" or "overtones". The most general motion of a system is a superpositionSynthetic chord (356 words) [view diff] no match in snippet view article find links to article

In music theory and harmonic analysis, a synthetic chord is a made-up or non-traditional (synthetic) chord (collection of pitches) which cannot be analyzedMusical acoustics (1,537 words) [view diff] no match in snippet view article find links to article

the harmonic series. Overtones which are perfect integer multiples of the fundamental are called harmonics. When an overtone is near to being harmonic, butQuarter tone (2,164 words) [view diff] no match in snippet view article find links to article

tuba) (though, as with woodwinds, embouchure manipulation, as well as harmonic tones that fall closer to quarter-tones than half-tones, make quarter-toneHVDC converter station (1,191 words) [view diff] no match in snippet view article find links to article

transformers capacitors or synchronous condensers for reactive power filters for harmonic suppression, and direct current switch gear. Main article: HVDC converterDominant (music) (1,279 words) [view diff] no match in snippet view article find links to article

requires the tonic for resolution. In very much conventionally tonal music, harmonic analysis will reveal a broad prevalence of the primary (often triadic)Quasi-harmonic approximation (490 words) [view diff] no match in snippet view article find links to article

The quasi-harmonic approximation is a phonon-based model of solid-state physics used to describe volume-dependent thermal effects, such as the thermalMediant (525 words) [view diff] no match in snippet view article find links to article

mediant occurs as a major chord, noted with the Roman numeral III. In harmonic minor scales and ascending melodic minor scales, the seventh scale degreePitch space (1,012 words) [view diff] no match in snippet view article find links to article

Oxford: Oxford University Press. ISBN 0-19-505834-8. Mathieu, W. A. (1997). Harmonic Experience: Tonal Harmony from Its Natural Origins to Its Modern ExpressionRiesz transform (651 words) [view diff] no match in snippet view article find links to article

In the mathematical theory of harmonic analysis, the Riesz transforms are a family of generalizations of the Hilbert transform to Euclidean spaces of dimensionVibrational partition function (157 words) [view diff] no match in snippet view article find links to article

normal modes of the system are considered to be a set of uncoupled quantum harmonic oscillators. It is a first order approximation to the partition function