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In languages which support first-class functions and currying, map may be partially applied to lift a function that works on only one value to an element-wise equivalent that works on an entire container; for example, map square is a Haskell function which squares each element of a list.
In Python NumPy arrays implement the flatten method, [note 1] while in R the desired effect can be achieved via the c() or as.vector() functions. In R , function vec() of package 'ks' allows vectorization and function vech() implemented in both packages 'ks' and 'sn' allows half-vectorization.
Carolyn Hanley Hax [1] (born December 5, 1966) is an American writer and columnist for The Washington Post and author of the daily syndicated advice column, Carolyn Hax (formerly titled Tell Me About It), which features broad relational advice. Originally targeting readers under 30, [2] the column came to address a broader audience. [3]