Progression

Progression may refer to:

In mathematics:

* Arithmetic progression, sequence of numbers such that the difference of any two successive members of the sequence is a constant
* Geometric progression, sequence of numbers such that the quotient of any two successive members of the sequence is a constant

In music:

* Chord progression, series of chords played in order
** Backdoor progression, the cadential chord progression from iv7 to I, or flat-VII7 to I in jazz music theory
** Omnibus progression, sequence of chords which effectively divides the octave into 4 equal parts
** Ragtime progression, chord progression typical of ragtime music and parlour music genres

In other fields:

* Age progression, the process of modifying a photograph of a person to represent the effect of aging on their appearance
* Cisternal progression, theory of protein transport through the Golgi apparatus inside a cell
* Color progression, ranges of color whose values transition smoothly through a hue, saturation, luminance, or any combination of the three
* Horizontal progression, the gradual movement from left to right during writing a line of text in Western handwriting
* Semantic progression, evolution of word usage
* Educational progression, an individual's movement through stages of education and/or training

ee also

* Progress