EDB — 16K

Exercises

1. [16K] Find a function \(f:ℝ→ℝ\) such that

   \[ |f(x)-f(y)|{\lt}|x-y|\quad ∀ x,y∈ℝ \]

   but for which there is no ”fixed point” (that is a point \(x\) for which \(f(x)=x\)=.

   Solution 1

   [16M]↺↻