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isSorted(VisibleList) -- whether a list is sorted

Synopsis

Description

i1 : isSorted {1,2,2,3}

o1 = true
i2 : isSorted {1,2,3,2}

o2 = false

Code

../../m2/lists.m2:232:27-232:57: --source code:
isSorted VisibleList := s -> all(#s-1, i -> s#i <= s#(i+1))