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floor functional equation

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floor functional equation
bo198214 Offline
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#2
05/27/2011, 09:06 AM
(05/26/2011, 12:27 PM)tommy1729 Wrote: let {x} = x - floor(x)
let f(x) be a nonlinear real-analytic function and satisfy for x > 0

f(f({x}/e)) = {x}/e

seems outside the books not ?

doesnt any half-iterate of f pay the bill?
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Messages In This Thread
floor functional equation - by tommy1729 - 05/26/2011, 12:27 PM
RE: floor functional equation - by bo198214 - 05/27/2011, 09:06 AM
RE: floor functional equation - by tommy1729 - 05/27/2011, 11:59 AM
RE: floor functional equation - by bo198214 - 05/27/2011, 12:18 PM
RE: floor functional equation - by tommy1729 - 05/27/2011, 07:13 PM
RE: floor functional equation - by tommy1729 - 05/27/2011, 11:29 PM
RE: floor functional equation - by bo198214 - 05/28/2011, 09:24 AM

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