2.38 evaluate \(f(x)\) on a vector of values
Given a function \(f(x)\) evaluate it for each value contained in a vector. For example, given \(f(x)=x^2\)
evaluate it on \((1,2,3)\) such that the result is \((1,4,9)\).
| Mathematica
Clear[f,x]
f[x_]:=x^2
v={1,2,3};
f[v]
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{1,4,9}
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| Matlab
clear all;
v=[1 2 3]
f=@(x) x.^2
f(v)
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ans =
1 4 9
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| Maple
map(x->x^2,[1,2,3])
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[1, 4, 9]
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