OrderedQ

OrderedQ[h[, , ... ]] gives True if the are in canonical order, and False otherwise.

See notes for Order.

OrderedQ[e, e] gives True.

By default, OrderedQ uses canonical order as described in the notes for Sort.

OrderedQ[list, p] uses the function p to determine whether each pair of elements in list is in order.

See Section 2.2.10 and Section 2.3.5.

See also: Signature, Sort.

New in Version 1.

Further Examples