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Questions about implementing or applying functions which: (1) always yield the same result for the same input, (2) are independent of outside information, and (3) produce no side effects.
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Can you plot pure function without specifying variable?
Given a pure function, e.g. f=Sin[#]&, it is possible to plot it with introducing an arbitrary local variable, e.g.,
Plot[f[x],{x,0,1}]
However, the introduction of a variable x seems unnecessary. …