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  2. Octave band - Wikipedia

    en.wikipedia.org/wiki/Octave_band

    An octave band is a frequency band that spans one octave (Play ⓘ).In this context an octave can be a factor of 2 [1] [full citation needed] or a factor of 10 0.301. [2] [full citation needed] [3] [full citation needed] An octave of 1200 cents in musical pitch (a logarithmic unit) corresponds to a frequency ratio of ⁠ 2 / 1 ⁠ ≈ 10 0.301.

  3. Quark model - Wikipedia

    en.wikipedia.org/wiki/Quark_model

    In particle physics, the quark model is a classification scheme for hadrons in terms of their valence quarks—the quarks and antiquarks that give rise to the quantum numbers of the hadrons. The quark model underlies "flavor SU(3)" , or the Eightfold Way , the successful classification scheme organizing the large number of lighter hadrons that ...

  4. Octet (music) - Wikipedia

    en.wikipedia.org/wiki/Octet_(music)

    American new wave band Oingo Boingo was an octet for most of its 17-year history, with 5 members in traditional rock music roles (Vocals/Rhythm Guitar, Lead Guitar, Bass, Drums, Keyboard) plus a 3 person horn section. British pop group the Dooleys were an eight-member group popular in the late 1970s and early 1980s.

  5. Octet (computing) - Wikipedia

    en.wikipedia.org/wiki/Octet_(computing)

    The octet is a unit of digital information in computing and telecommunications that consists of eight bits. The term is often used when the term byte might be ambiguous, as the byte has historically been used for storage units of a variety of sizes.

  6. Multiple factor analysis - Wikipedia

    en.wikipedia.org/wiki/Multiple_factor_analysis

    The two groups of variables have in common the size effect (first axis) and differ according to axis 2 since this axis is specific to group 1 (he opposes the variables A and B). 7. Representations of factors of separate analyses of the different groups. These factors are represented as supplementary quantitative variables (correlation circle ...

  7. Eight Lines - Wikipedia

    en.wikipedia.org/wiki/Eight_Lines

    Under its original title, Octet, the work was commissioned by the Hessischer Rundfunk (Radio Frankfurt) and completed in April 1979. It was premiered at Radio Frankfurt on June 21, 1979, by members of the Netherlands Wind Ensemble, conducted by Reinbert de Leeuw ( Reich 2002 , 98).

  8. Factor (chord) - Wikipedia

    en.wikipedia.org/wiki/Factor_(chord)

    In music, a factor or chord factor is a member or component of a chord. These are named root , third , fifth , sixth , seventh , ninth ( compound 2nd), eleventh (compound 4th), thirteenth (compound 6th), and so on, for their generic interval above the root. [ 1 ]

  9. Octonion - Wikipedia

    en.wikipedia.org/wiki/Octonion

    Whenever any two of the three indices are the same, ε ℓmn = 0. The above definition is not unique, however; it is only one of 480 possible definitions for octonion multiplication with e 0 = 1 . The others can be obtained by permuting and changing the signs of the non-scalar basis elements { e 1 , e 2 , e 3 , e 4 , e 5 , e 6 , e 7 } .