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Real-valued functions of real variable, analytic properties of functions and sequences, limits, continuity, smoothness of these.

2 votes
1 answer
390 views

Can you prove that Average(f(x)) is not equal to f(average(x)) for non-linear f in more than... [closed]

I am seeking a general mathematical proof & a reference for the proof for something I know intuitively to be true, and can demonstrate by example, but would like to prove. Assume a function with 6 inp …
PleaseHelpMathGods's user avatar