A piecewise linear, one-dimensional map on the interval exhibiting chaotic dynamics and given by
(1)
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The first few iterations of (1) give
(2)
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(3)
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(4)
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where is the initial value, plotted above through five iterations (with increasing iteration number indicated by colors; 1 is red, 2 is yellow, 3 is green, 4 is blue, and 5 is violet) for various values of .
The natural invariant of the tent map is .