incumbent noun [C]. âº the âperson who has or had a âparticular âofficial âposition: the first/last/âprevious incumbent The âpresent incumbent (of the âpost) is âdue to âretire next âmonth. (Definition of incumbent from the Cambridge Advanced Learners Dictionary & Thesaurus Â© Cambridge University Press). See all translations.
In music, a linear progression (Auskomponierungszug or Zug, abbreviated: Zg. ) is a passing note elaboration involving stepwise melodic motion in one direction between two harmonic tones.  The compositional unfolding of a specific interval, one of the intervals of the chord of nature.
Definition of Linear Function. A function that can be graphically represented in the Cartesian coordinate plane by a straight line is called a Linear Function. More About Linear Function. A linear function is a first degree polynomial of the form, F(x) = m x + c, where m and c are constants and x is a real variable.