>=

(>= <x1> <x2> <3> …) returns #t if the arguments are monotonically nonincreasing, #f otherwise. Using it on inexact arguments may be unreliable because a small inaccuracy may affect the result. At least 2 parameters are required.

Example:

[1] (>= 1 2 2 3)
#f
[2] (>= 3 2 2 1 1)
#t
[3]