Return a function handle that when applied to an input, it produces two outputs: the first is the same as the input, and the second is the element-wise square of the input.
[a b]=f([1 2 3])
1 2 3
1 4 9
What is Function-name? is it f2f or f?
how does this work?
Swap the input arguments
Back to basics 23 - Triangular matrix
Next Lower Power of B
Handle to an array of functions
Flexible Anonymous Function
Apply a function array to an array of numbers
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