Forte number from set class

Given a pitch-class set (in 12edo only), look up Forte 1973's catalog number for the corresponding set class.

Usage

fortenum(set)

Arguments

set

Numeric vector of pitch-classes in the set

Value

Character string in the form "n-x" where n is the number of notes in the set and x is the ordinal position in Forte's list.

Examples

fortenum(c(0, 4, 7))
#> [1] "3-11"
fortenum(c(0, 3, 7))
#> [1] "3-11"
fortenum(c(4, 8, 11))
#> [1] "3-11"