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f( f(x) ) = x
#2
tommy1729 Wrote:give examples of Coo f(x) satisfying all the above 3 equations at once.

The only examples of those kinds of functions (roots of the identity function), that I can think of are not Coo, or piecewise-defined.

PS. Does the complex conjugate count?

Andrew Robbins
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Messages In This Thread
f( f(x) ) = x - by tommy1729 - 04/15/2009, 04:37 PM
RE: f( f(x) ) = x - by andydude - 04/17/2009, 03:36 AM
RE: f( f(x) ) = x - by bo198214 - 04/17/2009, 09:59 AM



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