THIS IS DOCUMENTATION FOR AN OBSOLETE PRODUCT.
SEE THE DOCUMENTATION CENTER FOR THE LATEST INFORMATION.

DOCUMENTATION CENTER SEARCH

Mathematica > Core Language > Expressions > Structural Operations on Expressions > Reverse >

BUILT-IN MATHEMATICA SYMBOL

Reverse

Reverse[expr]
reverses the order of the elements in expr.

reverses elements at level n in expr.

reverses elements at levels

, ... in expr.

Reverse works on SparseArray objects, reversing the elements in the corresponding ordinary array.

For a matrix m, Reverse[m] reverses the order of the rows, and Reverse reverses the order of the columns.

Out[1]=

Reverse works with heads other than List:

Reverse sublists:

Reverse operands:

Turn an array plot upside down:

Reverse is its own inverse:

New in 1 | Last modified in 6

Format: HTML | CDF