MathDB
x [x [x]] =\sqrt2

Source: 2008 Austria Beginners' Competition p2

October 12, 2022
floor functionalgebra

Problem Statement

Determine all real numbers xx satisfying x⌊x⌊x⌋⌋=2.x \lfloor x \lfloor x \rfloor \rfloor =\sqrt2.
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