permutation

nouns

an event in which one thing is substituted for another
"the replacement of lost blood by a transfusion of donor blood"
the act of changing the arrangement of a given number of elements
is derived from
is a type of (narrower)
(mathematics) calculation by mathematical methods
"the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation"; "they were learning the basic operations of arithmetic"
complete change in character or condition
"the permutations...taking place in the physical world"- Henry Miller
is a type of (narrower)
the act of changing in form or shape or appearance
"a photograph is a translation of a scene onto a two-dimensional surface"
act of changing the lineal order of objects in a group
is derived from
is a type of (narrower)
a rearrangement in a different order