sequence v -- returns v if v is a sequence, otherwise makes a sequence of length one containing v.
i1 : sequence 4 o1 = singleton 4 o1 : Sequence
i2 : sequence {4,5} o2 = singleton {4, 5} o2 : Sequence
i3 : sequence (4,5) o3 = (4, 5) o3 : Sequence
See also:
Ways to use sequence :
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