Command needed for striping brackets

[Didier Lachieze]

Btw, head({8}) returns 8 and head([9]) returns 9

(02-20-2021 10:47 PM)essen Wrote:  It seems an odd behavior to me, why, when using the SUB command on a numerical value clamped in list - or vector - brackets, leaves it the same (not stripping these brackets).

Regarding SUB, it extracts a subset of a list or of a matrix/vector. As such and to be consistent it returns a list or a matrix/vector even if there is only one element.